New Beetle Turbo S L4-1.8L Turbo (AWP) (2002)
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Using Electrical Wiring Diagram check the wire between terminal 3 of relay plate and Fuel Pump (FP) relay -J17- for open circuit
Wire resistance: max. 1.5 Ohms
LED lights up:
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Proceed with Output Diagnostic Test Mode (DTM) until completed.
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Switch off ignition.
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Remove inner plenum chamber cover, left.
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Connect test box VAG 1598/31 to control module wiring harness. Motronic Engine Control Module (ECM) -J220- is not connected by this action.
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Check wire between test box socket 66 and terminal 4 on relay plate for open circuit using Electrical Wiring Diagram.
Wire resistance: Max. 1.5 Ohms
If no wiring problems are detected:
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Replace Motronic Engine Control Module (ECM) -J220-.
Activating Wastegate Bypass Regulator Valve -N75-:
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Press -> button.
Indicated on display
Output Diagnostic Test Mode
->
Wastegate bypass regulator valve -N75-
Solenoid valve must continue to click until next actuator is activated by pressing -> button.
NOTE: The clicking of the valve is difficult to hear and is therefore best checked by touch.
If the Wastegate Bypass Regulator Valve -N75- does not click: