New Beetle L4-1.8L Turbo (AWV) (2005)
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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.
Checking resistance
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Test resistance of knock sensors between terminals.
Specified value: Infinite Ohms
If specified value is not obtained:
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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
If specified value is obtained:
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Check wires to control module according to wiring diagram.
Check wires to control module
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Connect test box to control module wiring harness => page ST-11. 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