Peugeot 407 engine cooling fan keeps going everytime i switch the car off

Car: Peugeot 407
Variant: 1.6 tURBO dIESEL
Model Year: 2005
Categories: Running Rough, Starting & Power Loss
Hello,

Can you please help I think something maybe seriously wrong with my Peugeot 407.

If I drive the car for 5 mins or more and then turn off the engine the front fan keeps going for 15mins approx to cool the engine down. this happens everytime. It doesn't seem like its regenerating. I get a depollution fault everytime i turn on the ignition. I don't see much exhaust smoke coming out of the exhaust pipe, but there is heat coming from it when I turn off the engine. I have taken it for long 60min drives in 3rd gear at approx 60mph to try for a forced regen but its not working. I have also noticed this morning that the heater lines in the rear window are coming on without even pressing the button.

Can someone please help me, I'm pulling out my hair trying to figure out what to do. I just feel like I want to get rid of the car altogether as its given me nothing but bother.

Please help.

Best Regards

Kevin
Posted: Aug 10, 2011 (13 years ago)
i would start with plugging it in to get an idea of whats going on. i suspect a faulty fan relay or coolant sensor. but some models these parameters are calculated by the ECU. could be pricy!!! plug it in and get an idea first!!!
Posted Aug 10, 2011 (13 years ago)
May be fuel cap sensor fault or faulty glow plugs or just a new software update required for ecu but get it read done
Posted Aug 10, 2011 (13 years ago)

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