Touareg V8-4.2L (BHX) (2004)
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Connect multimeter to the following connector terminals for voltage measurement.
Terminal 1 + Ground (GND)
Terminal 1 + 5
Terminal 2 + Ground (GND)
Terminal 2 +3
Specified value: at least 4.5 V
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Switch ignition off.
If specified values are not obtained:
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Check wires according to wiring diagram.
Checking wiring
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Connect test box to control module wiring harness , connect test box for wiring test.
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Check wires between test box and 6-pin connector for open circuit according to wiring diagram.
Terminal 1+socket 72
Terminal 2+socket 73