Jetta L4-2.0L (BEV) (2004)
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Check wires between test box and 2-pin connector to Engine Control Module (ECM) for open circuit according to wiring diagram.
Wire resistance: max. 1.5 Ohms
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Check wires for short circuit to each other.
Specified value: Infinite Ohms
If resistances and wires are OK.
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Replace the respective knock sensor:
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Knock Sensor (KS) 1 -G61-.
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Knock Sensor (KS) 2 -G66-.
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data. See: Powertrain Management/Computers
and Control Systems/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: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and
Readiness Codes.
Checking resistances and wires (vehicles with engine code AVH, AZG, BBW, BEV)
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Disconnect 2-pin connectors from knock sensors.
1. Knock Sensor (KS) 1 -G61-
2. Knock Sensor (KS) 2 -G66-
NOTE: Before disconnecting harness connectors, mark allocation to component.