Touareg V8-4.2L (BHX) (2004)
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Engine Temperature Sensor: Testing and Inspection
Continuation of Test If Indication Is Approx. 140 Degrees C
Continuation of test if indication is approx. 140° C:
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Disconnect 2-pin connector from Engine Coolant Temperature (ECT) Sensor -G62- (arrow).
If indication jumps to approx. -40° C:
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End diagnosis and switch ignition off.
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Replace Engine Coolant Temperature (ECT) Sensor -G62-.
WARNING!
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The cooling system is under pressure.
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Danger Of scalding when opening!
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data. Refer to Diagnostic Mode 4: Reset/Erase
Diagnostic Data.
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Generate readiness code.
If indication remains at approx. 140° C:
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End diagnosis and switch ignition off.
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Check wires according to wiring diagram.
