New Beetle L4-1.8L Turbo (AWV) (2005)
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Unscrew protective cover (arrows) and disconnect 4-pin harness connector to Oxygen Sensor (O2S) in Center Three Way Catalytic Converter
(TWC), Bank 1 -G465-
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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/Test Box, Connecting For Wiring Test
Vehicles with engine code APH, AWP, AWV
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Check wires between test box and 4-pin connector to Engine Control Module (ECM) for open circuit according to wiring diagram.
Terminal 3 + socket 68
Terminal 4 + socket 69
Wire resistance: max. 1.5 Ohms
Vehicles with engine code BKF, BNU
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Check wires between test box and 4-pin connector to Engine Control Module (ECM) for open circuit according to wiring diagram.
Terminal 3 + socket 10
Terminal 4 + socket 11