New Beetle Turbo S L4-1.8L Turbo (AWP) (2002)
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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 and 5-pin connector using Electrical Wiring Diagram.
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terminal 5 + socket 29
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terminal 4 + socket 53
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terminal 3 + socket 27
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Wire resistance: Max. 1.5 Ohms
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Additionally check wires all for short to one another.
Specification: Infinity Ohms
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Check wiring additionally for short circuit to battery positive/Ground (GND).
NOTE: Socket 1 in Mass Air Flow (MAF) sensor and connector is not occupied.
If no wiring malfunction is found:
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Replace Mass Air Flow (MAF) sensor -G70-, item 2.
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Check DTC Memory, if necessary, repair any malfunctions and then Erase DTC Memory, Checking and Erasing DTC Memory. See: Computers
and Control Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Reading Diagnostic Trouble Codes
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Read readiness code. If DTC memory has been erased or Motronic Engine Control Module (ECM) -J220- was disconnected from battery positive,
readiness code must be generated again.
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes