Volkswagen Workshop Manuals
Eos (1F7) V6-3.2L (BUB) (2008)
Powertrain Management > Computers and Control Systems > Sensors and Switches - Computers and Control Systems > Coolant Temperature Sensor/Switch (For Computer) > Component Information > Testing and Inspection > Engine Coolant Temperature (ECT) Sensor (on Radiator) G83, Checking > Page 2996
Remove the Engine Control Module (ECM) J623.
Using a Multimeter, check the Engine Coolant Temperature (ECT) Sensor G62 electrical harness connector terminals to the Engine Control
Engine Coolant Temperature
Engine Control Module (ECM)
(ECT) Sensor G62 electrical
J623 electrical connector 121
harness connector terminals
terminals or test box socket
Specified value: 1.5 Ohms Max.
If the specification was not obtained:
Check the wiring for a short circuit to each other, Battery (+), and Ground (GND).
Check the electrical harness connector for damage, corrosion, lose or broken terminals.
If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring:
Erase the DTC memory.
Perform a road test to verify repair.
If the DTC does not return:
If the DTC does return and no malfunction is detected in the wiring and the voltage supply was OK:
Replace the Engine Control Module (ECM) J623.
Assembly is performed in the reverse of the removal.
After repair work, the following work steps must be performed in the following sequence:
1. Check the DTC memory.
End of diagnosis.
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