New Beetle 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: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Generic Scan Tool/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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Also 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-, item 5
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Knock Sensor (KS) 2 -G66-, item 7
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data. See: Computers and Control
Systems/Testing and Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 4: Reset/Erase Diagnostic Data
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes