Volvo 960 Problem Report
Volvo 960 "No start" and Check Engine Light Due to Engine Coolant Temperature Sensor Failure
The engine will crank over but will not start. The Check Engine Light is on and/or there is a diagnostic code for the engine coolant temperature sensor (ECT). This may be caused by a faulty sensor (located at the back of the cylinder head).
The gear position sensor on the transmission may fail, resulting in illumination of the Check E...
The Check Engine Light may illuminate due to a failure of the air pump check valve.