Golf L4-2.0L (BEV) (2004)
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Measure resistance between terminals 1 + 2 at connectors to knock sensors.
Specified value: Infinite Ohms
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Connect test box to control module wiring harness, connect test box for wiring test. See: Powertrain Management/Computers and Control
Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/Test Box, Connecting For Wiring Test
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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 respective knock sensor:
Vehicles with engine code AVH, AZG, BEV:
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Knock Sensor (KS) 1 -G61-.
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Knock Sensor (KS) 2 -G66-.
Vehicles with engine code BBW.
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Knock Sensor (KS) 1 -G61-.
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Knock Sensor (KS) 2 -G66-.