2009 Peugeot 308 thermostat

Car: Peugeot 308
Year: 2009
Variant: 1.4
Temperature gauge only reaches 90
when idling.
Temperature in car does not rise.
Matrix is fine., no airlocks etc.
Has been checked by garage by mechanic is now at a loss.
Can go on an hour long journey and temperature gauge doesn't rise above 70
Posted: Feb 23, 2016 (8 years ago)
Replace thermostat ?
Posted Feb 23, 2016 (8 years ago)
Have you had a look at this similar problem:

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Posted Feb 23, 2016 (8 years ago)
That was one of the first things that we changed when we started getting heater problem about 2 years ago. That is why the mechanic is at a loss.
Posted Feb 24, 2016 (8 years ago)
It could have failed in 2 yrs and be jammed open . Also check the temp of thermostat fitted could be wrong .
Posted Feb 24, 2016 (8 years ago)

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