New Beetle GLS L4-1.8L Turbo (AWV) (2001)
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Observe display in display zone 4. It must show: Compr. OFF.
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Switch on air conditioning system.
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Select lowest temperature and highest blower speed.
Display in display zone 4 must change to Compr. ON.
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Floor accelerator pedal quickly and then release (brief burst of throttle).
Display in display zone 4 must change from Compr.ON to Compr. OFF for a few seconds (compressor switch-off when vehicle is accelerating).
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Press -> button.
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Press buttons -0- and -6- for "End output" function and confirm input with -Q- button.
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Switch off ignition.
Continuation
If the display does not change:
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Remove inner plenum chamber cover at left.
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Connect VAG 1598/31 test box to control module wiring harness. Motronic Engine Control Module (ECM) -J220- is not connected by this action.
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Check wiring for open circuit between test box sockets 40 + 41 and air conditioner system using Electrical Wiring Diagram.
Wire resistance: max. 1.5 Ohms
