volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Coolant Temperature Sensor/Switch (For Computer)|Testing and Inspection|Page 682 > < Coolant Temperature Sensor/Switch (For Computer)|Testing and Inspection
Page 2
background image

If the specification is obtained:

-

Start engine and run at idling speed.
The temperature value must increase uniformly

NOTE:

-

Temperature increases in steps of 1.0 °C.

-

If irregular engine running occurs in certain temperature ranges and the temperature figure does not increase without interruption, the temperature
signal is temporarily interrupted and the sender must be replaced.

-

Press -> key.

-

Press keys 0 and 6 for the function "End output" and confirm entry with the Q key.

Continuation of check when display approx. -48 °C:

-

Pull the 4-pin connector off Engine Coolant Temperature (ECT) sensor (G62) with coolant temperature gauge sender (G2) (arrow).

Coolant Temperature Sensor/Switch (For Computer)|Testing and Inspection|Page 682 > < Coolant Temperature Sensor/Switch (For Computer)|Testing and Inspection