Rover 400 car revs itself when engine is warm.

Car: Rover 400
Model Year: 1998
Categories: Running Rough, Starting & Power Loss
When the engine is warm the car revs itself and the rev meter goes up and down. what is the problem and how can it be solved?
Posted: Oct 28, 2007 (17 years ago)
Could be a problem with what they call a thermostat or temp sensor. Both of these could be telling the cars ECU the wrong info when warm and making it idle differently.
Posted Oct 29, 2007 (17 years ago)
when driving car is chugging, as though it is going to stall.
Posted Mar 26, 2013 (11 years ago)

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