New Beetle L4-2.0L (AVH) (2005)
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Bridge terminals 3 + 4 of connector using respective adapter cables and observe indication on display.
If indication jumps to approx. 140.0 degrees 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. See: Testing and Inspection/Scan Tool
Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
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Generate readiness code. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If indication remains at approx. -40.0 degrees C:
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End diagnosis and switch ignition off.
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Check wires according to wiring diagram.
Continuation of test if indication is approx. 140.0 degrees C:
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Disconnect 4-pin connector from Engine Coolant Temperature (ECT) sensor -G62- with Engine Coolant Temperature (ECT) sensor -G2- (arrow).
If indication jumps to approx. -40.0 degrees C:
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End diagnosis and switch ignition off.
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Replace Engine Coolant Temperature (ECT) sensor -G62-:
WARNING:
-
The cooling system is under pressure.
-
Danger of scalding when opening.
-
Erase DTC memory of Engine Control Module (ECM). Diagnostic mode 4: Reset/erase diagnostic data. See: Testing and Inspection/Scan Tool
Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
-
Generate readiness code. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If indication remains at approx. 140.0 degrees C: