Checking Temperature
Checking Temperature
^ Let the engine cool down completely.
^ Read value Coolant Temperature (Trionic).
^ Check the temperature of the cylinder head with an external temperature gauge.
^ Check that the diagnostics tool value is within +/- 10 °C of the real temperature during warming of the engine.
^ Terminate the test and shut off the engine when the real temperature has reached approximately 60 °C.
Is the function correct?
NO ^ Checking the Sensor's Grounding - I
YES ^ Checking the Thermostat