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Unsolved Overheating Problem-Couples of Symptoms Together!
-> 206 Problems

#1: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Sat Sep 20, 2014 3:45 pm
    ----
MY car which is very old (2000) started to have several issues together!

Car ONLY OVERHEATS on HIGHWAY with a speed EXCEEDS 70KM. It reaches 110 degree. It will overheat also under 70km ONLY WHEN the A/C is ON. ECU indicator flashes from time to time (once per day), when flashing, the car hesitates a little, sometimes cut-out but will start immediately from the first attempt. I don't know if this is related to my overheats issue.

Also in the last two times I change the spark plugs, there were excess carbon deposits on the sparks which indicates bad fuel/air mixture. My crank sensor is new. MY lambada is 70K miles old. My MAP sensor was replaced 5 yrs ago.

I have really changed lots of parts and can't solve the problem. I'm afraid that changing the radiater wouldn't fix the problem.

Parts replaced till now:
-Both temp sensors (brown and green).
-Thermostat.
-Fan resistant.
-The relays were tested ok.
-The water pump is new (was replaced 3 months ago).
-Head gasket is ok.
-Cylinder head was skimmed due to an overheat issue occurred before. It was only 0.25mm skimming.
-Crank sensor was replaced (it was faulty).
-Motor oil was replaced in the regular service.
-Air filter is new.
-New radiater reservoir cap.

Please any suggestions?

Best.

Last edited by hamed206 on Fri Oct 03, 2014 2:32 pm; edited 7 times in total

#2: Re: Could bad Lambada overheat the car underload? Author: Leegsi, Location: Near Portsmouth PostPosted: Sat Sep 20, 2014 4:03 pm
    ----
If its running lean that will make the engine run hot I think

#3: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Sat Sep 20, 2014 4:06 pm
    ----
Temperature goes above 100 with A/C and 90 without A/C.

#4: Re: Could bad Lambada overheat the car underload? Author: badj, Location: Wiltshire PostPosted: Sat Sep 20, 2014 4:51 pm
    ----
Water Pump.

Pretty common culprit for those kinds of symptoms.

If the rad looks alright and you're confident the exhaust isn't blocked, then I'd be looking at water pump.

#5: Re: Could bad Lambada overheat the car underload? Author: Edward, Location: In the garage PostPosted: Sat Sep 20, 2014 4:57 pm
    ----
Air conditioning should make it run cooler because the fan is more likely to be on.

#6: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Sat Sep 20, 2014 7:16 pm
    ----
badj wrote:
Water Pump.

Pretty common culprit for those kinds of symptoms.

If the rad looks alright and you're confident the exhaust isn't blocked, then I'd be looking at water pump.

It is new. And Peugeot OEM.

#7: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Sat Sep 20, 2014 7:16 pm
    ----
Edward wrote:
Air conditioning should make it run cooler because the fan is more likely to be on.

Right. So what is this???!

#8: Re: Could bad Lambada overheat the car underload? Author: badj, Location: Wiltshire PostPosted: Sun Sep 21, 2014 1:42 am
    ----
hamed206 wrote:
badj wrote:
Water Pump.

Pretty common culprit for those kinds of symptoms.

If the rad looks alright and you're confident the exhaust isn't blocked, then I'd be looking at water pump.

It is new. And Peugeot OEM.

As per the other points then, exhaust and rad?

#9: Re: Could bad Lambada overheat the car underload? Author: kandlbarrett, Location: Swindon PostPosted: Mon Sep 22, 2014 3:22 am
    ----
If your plugs are sooty then that is car running rich. A rich mixture will cause it to run cool. A lean mixture will cause it to run hot.

If your car is running rich and overheating ypou may have more than one single problem.

I would connect to a code reader, note the codes and then clear them. Take it for a good long drive and re-read the codes.

Throwing parts at it may cure it but may also get very expensive and achieve nothing.

Do you have an exhaust leak, air intake leak or leak on any of the breather pipes under the bonnet. What condition is the air filter in. Have you tried cleaning the MAP(T).

#10: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Mon Sep 22, 2014 5:00 am
    ----
kandlbarrett wrote:
If your plugs are sooty then that is car running rich. A rich mixture will cause it to run cool. A lean mixture will cause it to run hot.

If your car is running rich and overheating ypou may have more than one single problem.

I would connect to a code reader, note the codes and then clear them. Take it for a good long drive and re-read the codes.

Throwing parts at it may cure it but may also get very expensive and achieve nothing.

Do you have an exhaust leak, air intake leak or leak on any of the breather pipes under the bonnet. What condition is the air filter in. Have you tried cleaning the MAP(T).

kandlbarrett, good points and good note about rich run cool, and lean run hot.

But why it run hot only with A/C on? This is a good symptom to follow that may lead to the solution.

It is very hard to get sufficient information with a DIAG test in old 206 models.

Does the fan relay (the green one) has something to do with such an issue? There are two green relays. I have changed the fan resistant, and the water thermostat during the last service. The green relay is the only thing I didn't change till now!

My mechanic is suggesting that because it overheats with A/C, so may be there are dirties between the radiator and the A/C coil.

I had an old MAP sensor, so I used it....but still the same.

I was suspecting the Lambda sensor to be the cause of the "rich" running as it is an aftermarket sensor.

Peugeot is full of troubles!

#11: Re: Could bad Lambada overheat the car underload? Author: Project2062014, Location: Cornwall PostPosted: Tue Sep 23, 2014 3:17 am
    ----
your problem actually sounds like a radiator problem.
It COULD be the thermostat, however if it only over heating with the A/C on, on a hot day, Then I believe your radiator needs flushed.
Over time the radiator will develop corrosion in the tubes and reduce the cooling capacity. The coolant has corrosion inhibitor in it when new , but, they degrade over time and lose the ability to prevent build up.
1) Check that the radiator and reservoir is full of coolant.
2) If the coolant is not a clear pink or yellow, it needs replaced.
3) if you do it your self , buy a flush kit from the auto parts store and install it in one of the heater hoses. follow the directions on the kit. to flush the engine, you will need to be near a water hose.
4) use the recommended mix of anti-freeze to water...usually 50/50.
5) buy and use some "Water Wetter" it will increase your cooling capacity and mitigate this type of overheating.

6) Check that the fan is working and your belt is in good shape.

7) look at the radiator through the grill, is it plugged with dirt and other road debris? use the high pressure washers at a car wash to clean out the fins, wash out the stuff that gets in there.
Cool check air inlet for half a forest .

#12: Re: Could bad Lambada overheat the car underload? Author: Edward, Location: In the garage PostPosted: Tue Sep 23, 2014 5:46 am
    ----
Lambada....love it.

#13: Re: Could bad Lambada overheat the car underload? Author: gazza82, Location: South Bucks PostPosted: Tue Sep 23, 2014 9:18 am
    ----
Project2062014 wrote:

Cool check air inlet for half a forest .

Or sand or part of a camel in this case .. the car is in Egypt! Wink

So I'd guess the system may struggle anyway with the temps they get

#14: Re: Could bad Lambada overheat the car underload? Author: andyh2003, Location: London PostPosted: Tue Sep 23, 2014 1:11 pm
    ----
im no mechanic, but could it be an airlock in the cooling system ?

#15: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Wed Sep 24, 2014 6:22 pm
    ----
gazza82 wrote:
Project2062014 wrote:

Cool check air inlet for half a forest .

Or sand or part of a camel in this case .. the car is in Egypt! Wink

So I'd guess the system may struggle anyway with the temps they get

But we don't have a Camel in Egypt. May be the Mummy's Curse Laughing

#16: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Wed Sep 24, 2014 6:25 pm
    ----
gazza82 wrote:
Project2062014 wrote:

Cool check air inlet for half a forest .

Or sand or part of a camel in this case .. the car is in Egypt! Wink

So I'd guess the system may struggle anyway with the temps they get

The car used to be fine. I own it since 2000! It never exceeded 85C!

#17: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Thu Sep 25, 2014 10:57 am
    ----
The fan won't kick at high speed when A/C is switched on, only work at low speed. But it kicks with high speed when I unplug the connector from the coolant temp sensor. What could this problem be? Should the fan kick at high speed immediately when you switch on the A/c?

Please advise.

#18: Re: Could bad Lambada overheat the car underload? Author: gazza82, Location: South Bucks PostPosted: Thu Sep 25, 2014 1:38 pm
    ----
What car is it? Apart from being a 206 we don't know much else. Engine size/type/age/mileage and service history esp timing belts would be useful.

What diagnostic system are you/your garage using to read codes and what are they?

#19: Re: Could bad Lambada overheat the car underload? Author: gazza82, Location: South Bucks PostPosted: Thu Sep 25, 2014 1:44 pm
    ----
hamed206 wrote:
The fan won't kick at high speed when A/C is switched on, only work at low speed. But it kicks with high speed when I unplug the connector from the coolant temp sensor. What could this problem be? Should the fan kick at high speed immediately when you switch on the A/c?

Please advise.

unplugging the sender just puts the ecu in fail-safe mode so runs at high speed as it doesn't know what the water temperature is

#20: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Thu Sep 25, 2014 3:13 pm
    ----
gazza82 wrote:
What car is it? Apart from being a 206 we don't know much else. Engine size/type/age/mileage and service history esp timing belts would be useful.

What diagnostic system are you/your garage using to read codes and what are they?

It is 1.4 8v old model (1999). I'm the original buyer. The mileage is 200K!

#21: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Thu Sep 25, 2014 3:15 pm
    ----
gazza82 wrote:
hamed206 wrote:
The fan won't kick at high speed when A/C is switched on, only work at low speed. But it kicks with high speed when I unplug the connector from the coolant temp sensor. What could this problem be? Should the fan kick at high speed immediately when you switch on the A/c?

Please advise.

unplugging the sender just puts the ecu in fail-safe mode so runs at high speed as it doesn't know what the water temperature is

I was trying to check the fan relay to see if it is the problem.

#22: Re: Could bad Lambada overheat the car underload? Author: gazza82, Location: South Bucks PostPosted: Fri Sep 26, 2014 5:55 am
    ----
If it runs at high and low speed is probably isn't the relay ...

#23: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Fri Sep 26, 2014 7:20 pm
    ----
I finally came up with something. It eats water! But now external leakage. Need to make more diagnoses and run a compression test before judging on gasket or cylinder head.

Has anyone used Block Sealing fluids that repair the blown gaskets and sometimes the worn cylinder heads? Like that one from "Gunk"

#24: Re: Could bad Lambada overheat the car underload? Author: gazza82, Location: South Bucks PostPosted: Sat Sep 27, 2014 4:05 am
    ----
Stop jumping to conclusions ... be methodical and check it through slowly and try one thing at a time. If you don't (a) you'll waste your own time and money and (b) we'll stop trying to offer any sensible suggestions to help.

Now you are getting somewhere ... if you are topping it up and it's disappearing we know it is some form of leak. Check the obvious first ... radiator, all hoses, water pump (it might be relatively new but they do fail!), thermostat housing, pressure cap on expansion tank, etc ... if you are using proper coolant and not just water you might be able to see sees of "crusting" ... where the coolant is drying out.

I was losing water in one of my cars with no obvious signs, Turns out the radiator was so badly corroded behind the a/c condenser that it was leaking but in a way that wasn't leaving a puddle or any marks. Tiny holes that the water was blowing out of in almost a vapour.

Quote::
Has anyone used Block Sealing fluids that repair the blown gaskets and sometimes the worn cylinder heads? Like that one from "Gunk"

You can't repair head gaskets that way ... the stuff you put in clogs up everything ... don't use it! And besides you don't actually know what it is yet ...


BTW Is this the only 206 you have?

#25: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Sat Sep 27, 2014 5:53 am
    ----
Gazza82, thank you very much for your comments and follow up. Much appreciated.

I will diagnose it myself today (visually). I suspecting the head gasket or the head cylinder because no signs of external leak, and it consumes water like hill! You fill up the radiater, and drive few kilometers, then all water are gone!

Why don't use head repair stuff?

I used it in one of my friend's Peugeot. It was 307 and was diagnosed as a crack in the cylinder head. The stuff delayed the repair for 60K miles! But didn't solve the compression issue.

Hints:
My radiater is only 3 yrs old (it is Value). My water pump is new, and was replaced 3 months ago (it is the OEM).

Something jumped to my mind that I had a burned fan motor few months ago, and the car was overheated, after I replaced the fan, the car never gone below 95 which is not normal for my car. May be this overheated problem caused a blown gasket or cylinder head issue? It started with small overheat and developed overtime?

From my experience with 206, when a gasket is blow, it never mix oil and water! Which is something I don't understand. I was working for the Peugeot service center here in Egypt in 2003 (as Engineer) and I saw many cars with blown head gasket or worn cylinder head with no oil and water mixed. The water was all the way escaping through the exhaust. I have no idea why, but may be this is something so special in some Peugeot cars?

#26: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Thu Oct 02, 2014 12:09 pm
    ----
I can't manage to get the problem solved Sad Nothing seem wrong and the car temp will still rise to 110 degree specially on the highway road.

Fan is working fine on both speed, coolant is fine (it just vaporize due to the overheating problem), water pump is new, thermostat is new, sensors are new, relays are ok!

My last chance is the radiater. Could it be clogged or something? May the radiater flush work or worth a try?

#27: Re: Could bad Lambada overheat the car underload? Author: gazza82, Location: South Bucks PostPosted: Thu Oct 02, 2014 12:26 pm
    ----
Probably needs replacing by now .. they don't last forever. Confused

are you using a pink/red pre-mixed or mix it yourself blue coolant or plain water? if water only it's likely to be too corroded to be flushed through now. plain water also makes it harder to spot leaks.

red & blue don't mix well either.

#28: Re: Could bad Lambada overheat the car underload? Author: hamed206, Location: Egypt PostPosted: Fri Oct 03, 2014 2:12 pm
    ----
gazza82 wrote:
Probably needs replacing by now .. they don't last forever. Confused

are you using a pink/red pre-mixed or mix it yourself blue coolant or plain water? if water only it's likely to be too corroded to be flushed through now. plain water also makes it harder to spot leaks.

red & blue don't mix well either.

I often use green coolant, but have heard it is not good.

Recently, I was lazy, and I used plain water for quite long time. But my radiater is only 3 yrs old!

I have really changed lots of parts and can't solve the problem. I'm afraid that chaging the radiater wouldn't fix the problem.

Parts replaced till now:
-Both temp sensors (brown and green).
-Thermostat.
-Fan resistant.
-The relays were tested ok.
-The water pump is new (was replaced 3 months ago).
-Head gasket is ok.
-Cylinder head was skimmed due to an overheat issue occurred before. It was only 0.25mm skimming.
-Crank sensor was replaced (it was faulty).
-Motor oil was replaced in the regular service.
-Air filter is new.
-New radiater reservoir cap.

Please any suggestions?

I will say it again, car ONLY OVERHEATS on HIGHWAY with a speed EXCEEDS 70KM. It reaches 110 degree. It will overheat also under 70km WHEN the A/C is ON. ECU indicator flashes from time to time, when flashing, the car hesitates a little. I don't know if this is related to my overheats issue.

#29: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: wifes206, Location: Leicestershire PostPosted: Fri Oct 03, 2014 3:08 pm
    ----
Sounds like head gasket. Your just burning the water in the cylinder, and
you don't always get oil in coolant bottle.

So if gaskets gone then that makes a leek in coolant system, which stops it doing
it's job properly, that could be why your temp goes up

#30: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Fri Oct 03, 2014 4:46 pm
    ----
wifes206 wrote:
Sounds like head gasket. Your just burning the water in the cylinder, and
you don't always get oil in coolant bottle.

So if gaskets gone then that makes a leek in coolant system, which stops it doing
it's job properly, that could be why your temp goes up

Thanks wifes206. As I mentioned, my gasket was replaced and the head was skimmed. The car was tested and no problem with the gasket.

#31: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: kandlbarrett, Location: Swindon PostPosted: Sat Oct 04, 2014 1:51 am
    ----
Is it still loosing water?

#32: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Sat Oct 04, 2014 7:02 am
    ----
kandlbarrett wrote:
Is it still loosing water?

Every time I open the reservoir, I find an air locked in the system. So I have to open the bleeding point to let the air go. Overheating and frequent air locked in the system will make it lose a little water every time.

#33: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: wifes206, Location: Leicestershire PostPosted: Sat Oct 04, 2014 11:28 am
    ----
Check any pipes that return to expansion bottle make sure not blocked,
Also where they fit onto bottle.

As for water, how much you have to top it up with?

#34: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Sat Oct 04, 2014 5:24 pm
    ----
wifes206 wrote:
Check any pipes that return to expansion bottle make sure not blocked,
Also where they fit onto bottle.

As for water, how much you have to top it up with?

Hoses are fine. It uses small glass of water (200ml) everyday.

I have noted that the problem is getting a little better because the climate has changed a little nowadays and became cooler. The car is still overheated, but it reach 110 after longer period of time. Most of time it goes around 100-105.

#35: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Sun Oct 05, 2014 10:22 am
    ----
I tired to flush the radiater today using "10min Gunk" product, but didn't work either.

#36: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: gazza82, Location: South Bucks PostPosted: Mon Oct 06, 2014 4:58 am
    ----
I still reckon you have a pinhole in the rad and it is leaking under pressure. It's so warm any trace of the leak is evaporating before you can see it or it's in a position that is hard to spot ie between rad and a/c condenser.

I'd suggest two things now:

1) get the radiator and cooling system pressure tested ... that will show you if you have a leak

2) get a "sniff test" on the engine which may or may not tell you if you have a head gasket problem

#37: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Mon Oct 06, 2014 6:32 am
    ----
gazza82 wrote:
I still reckon you have a pinhole in the rad and it is leaking under pressure. It's so warm any trace of the leak is evaporating before you can see it or it's in a position that is hard to spot ie between rad and a/c condenser.

I'd suggest two things now:

1) get the radiator and cooling system pressure tested ... that will show you if you have a leak

2) get a "sniff test" on the engine which may or may not tell you if you have a head gasket problem

I have already performed point (2). As for the radiater, it need to be tested so. But nowadays while the climate is only reading 25C, the water leak became too small to be noticed!

Also my radiater is not so old, it is 3 yrs old.

I'm so much disappointed. I began to look at problems that shouldn't be related to the overheat issue. For example, someone suggest to look at the alternator which may be putting a strain on engine or too weak to operate the fan and some other things together! Absolutely, alternator has nothing to do with overheating. And my alternator is reading 14V!

#38: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: gazza82, Location: South Bucks PostPosted: Mon Oct 06, 2014 8:35 am
    ----
hamed206 wrote:
I have already performed point (2). As for the radiater, it need to be tested so. But nowadays while the climate is only reading 25C, the water leak became too small to be noticed!

Also my radiator is not so old, it is 3 yrs old.

OK so you can probably rule out the head gasket.

So you're back on the rad. Depending on the quality 3 years might be good! You said in an earlier post that this was a "Value" rad ... did you mean Valeo?

Problem is, manufacturers are resorting to cheaper ways to make these ... so for them as long as it survives the 12 month guarantee period, they aren't that fussed. Or you could just have had a Friday afternoon one that was rushed. I had to get one changed in my 206 within two years! And that was the original fitment from Peugeot. It started to leak where the core and the plastic meet. Luckily it was still in warranty.

You also mentioned you were using Green coolant ... that's basic antifreeze I think. You should be using a proper coolant mix of the right proportions which has the necessary inhibitors. Relying on plain water isn't going to be good for it either as that will only cause corrosion and the water channels in new radiators are very small.

Also check the filler cap ... when the engine is hot, listen carefully near the filler cap. I replaced the expansion tank on one car where I could hear a slight air leak ... that was where my coolant was also leaking from!

#39: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: kandlbarrett, Location: Swindon PostPosted: Mon Oct 06, 2014 10:57 am
    ----
Sounds like bite the bullet and get a pressure test. Though for avery small leak it still doesn't tell you where it is.

#40: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: Project2062014, Location: Cornwall PostPosted: Tue Oct 07, 2014 5:59 am
    ----
hamed206 wrote:
wifes206 wrote:
Check any pipes that return to expansion bottle make sure not blocked,
Also where they fit onto bottle.

As for water, how much you have to top it up with?

Hoses are fine. It uses small glass of water (200ml) everyday.

I have noted that the problem is getting a little better because the climate has changed a little nowadays and became cooler. The car is still overheated, but it reach 110 after longer period of time. Most of time it goes around 100-105.



Mine loses water .

Its the 0 ring that needs changing when you do the water pump on mine . Also it leaks at the front of the engine out or the side head were the rad pipe joins on . I can see clear build of crusty stuff . Also Blows all water out the exhaust if i over fill my coolant tank . Check the exhaust see if its blowing the water out .

Fill water tank up .(dont over fill it )Start car let it idle . Watch pipe at bk for white smoke . Moisture vaporising out tail pipe . If so head gasket !

Takes a month to empty all the water out on mine . Its also common for head gasket to blow and not mix oil & water .

Its leaking from somewhere !

Il fix mine when i get a clutch & a Full gasket set as its runs fine . Use car daily atm . No issues pulls like a train .

temps never go over 90 . Sits at 80 . I flick air con on in traffic to cool it more ( dont need to ) .as short filter under the bonnets loves sitting in hot air .

#41: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: Project2062014, Location: Cornwall PostPosted: Tue Oct 07, 2014 6:11 am
    ----
You got oil plenty of ?

#42: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: gazza82, Location: South Bucks PostPosted: Tue Oct 07, 2014 8:12 am
    ----
By using plain water you don't get the crust forming so it it much harder to spot small leaks

#43: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Fri Oct 10, 2014 7:08 pm
    ----
gazza82 wrote:
hamed206 wrote:
I have already performed point (2). As for the radiater, it need to be tested so. But nowadays while the climate is only reading 25C, the water leak became too small to be noticed!

Also my radiator is not so old, it is 3 yrs old.

OK so you can probably rule out the head gasket.

So you're back on the rad. Depending on the quality 3 years might be good! You said in an earlier post that this was a "Value" rad ... did you mean Valeo?

Problem is, manufacturers are resorting to cheaper ways to make these ... so for them as long as it survives the 12 month guarantee period, they aren't that fussed. Or you could just have had a Friday afternoon one that was rushed. I had to get one changed in my 206 within two years! And that was the original fitment from Peugeot. It started to leak where the core and the plastic meet. Luckily it was still in warranty.

You also mentioned you were using Green coolant ... that's basic antifreeze I think. You should be using a proper coolant mix of the right proportions which has the necessary inhibitors. Relying on plain water isn't going to be good for it either as that will only cause corrosion and the water channels in new radiators are very small.

Also check the filler cap ... when the engine is hot, listen carefully near the filler cap. I replaced the expansion tank on one car where I could hear a slight air leak ... that was where my coolant was also leaking from!

Hi gazza82, yes I mean valeo. Sorry for this. I already checked the filler cap and even tried a spare one I have but no hope. But why changing the expansion tank?

For thr coolant, someone at Peugeot was suggesting the red coolant. But for now I want to get it fixed first before I use a different coolant. Iam not sure if it is a plugged radiater but if it is, why flushing twice didnt work?!

#44: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Fri Oct 10, 2014 7:13 pm
    ----
Project2062014 wrote:
You got oil plenty of ?

You mean oil in water? No.

#45: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: gazza82, Location: South Bucks PostPosted: Sat Oct 11, 2014 4:34 am
    ----
Expansion tank is plastic and can crack if over tightened You will hear if you get engine hot and listen..

Depends what you used to flush rad and hiw badly plugged up it is. Did you take rad out and flush through with hose etc the wrong way?

I think he meant normal oil in engine. Very low oil can cause overheating too.

#46: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Sat Oct 11, 2014 8:29 am
    ----
gazza82 wrote:
Expansion tank is plastic and can crack if over tightened You will hear if you get engine hot and listen..

Depends what you used to flush rad and hiw badly plugged up it is. Did you take rad out and flush through with hose etc the wrong way?

I think he meant normal oil in engine. Very low oil can cause overheating too.

I flushed the radiater using the 10 minutes Gunk flush product by pouring the entire bottle in the tank and run engine for 10 min then drain the system. I followed the instructions written on the bottle.

My oil level is good. I replaced it with the filter when problem started to occur.

#47: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: copey, Location: rochdale PostPosted: Sat Oct 11, 2014 1:18 pm
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you tried the dye stuff?

#48: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Mon Oct 13, 2014 7:21 am
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copey wrote:
you tried the dye stuff?

What is this please?

#49: Re: Unsolved Overheating Problem-Couples of Symptoms Togethe Author: hamed206, Location: Egypt PostPosted: Wed Oct 29, 2014 6:56 am
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Still no hope to fix! And the engine management light started to flash more frequently, car hesitates when the engine management light come on. Could this be related to the overheating probably????

#50: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: Oafie, Location: Glyn Ceiriog PostPosted: Wed Oct 29, 2014 12:03 pm
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hi mate
Last edited by Oafie on Wed Oct 29, 2014 12:19 pm; edited 1 time in total

#51: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: Oafie, Location: Glyn Ceiriog PostPosted: Wed Oct 29, 2014 12:17 pm
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hi mate, might sound silly but have you checked the carpet under your glovebox area? if it's damp your heater matrix is leaking, as for the misfiring and eml flashing, when was the last time you checked the spark plugs? I had the same problem on mine a couple of months ago, turns out 1 of the spark plugs was breaking down, changed them and not had a problem since.
hope this works for you

#52: Re: Unsolved Overheating Problem-Couples of Symptoms Togethe Author: lip_88, Location: wolverhampton PostPosted: Wed Oct 29, 2014 2:19 pm
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Definitely check the bottle had one go on me before but if not Get a sniff test done on it could well be the head gasket

#53: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Sat Nov 01, 2014 7:58 pm
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Oafie wrote:
hi mate, might sound silly but have you checked the carpet under your glovebox area? if it's damp your heater matrix is leaking, as for the misfiring and eml flashing, when was the last time you checked the spark plugs? I had the same problem on mine a couple of months ago, turns out 1 of the spark plugs was breaking down, changed them and not had a problem since.
hope this works for you

I don't use the heater matrix at all. I canceled long time ago! Weather here is mostly hot in the whole year!

As for the spark plugs, you are right, they worth checking.

I'm still unable to solve the overheat problem and so much disappointed so Sad

#54: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: hamed206, Location: Egypt PostPosted: Mon Nov 24, 2014 12:25 pm
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Both problems sound related!
206info.co.uk/Forums/v...art=0.html

Now it is cutting out several times when idling and when driving. Engine management like come on while driving and I lose all power in the accelerator pedal for seconds, then it return to normal but the fan kicks!!! Many things are playing up together. Fan kicks, engine management light come on and off, fan kicks when light is on, car hesitates, poor overall performance and acceleration, also the car overheats on the high way. No one really is able to help or to advise about something.

Sounds ECU Mad

#55: Re: Unsolved Overheating Problem-Couples of Symptoms Together! Author: Oafie, Location: Glyn Ceiriog PostPosted: Mon Nov 24, 2014 2:46 pm
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try a compression test, that will tell you if your head gasket is causing your problem.



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