New Beetle Turbo S L4-1.8L Turbo (AWP) (2002)
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Connect VAG 1527B voltage tester using adapter cables from VAG 1594 to disconnected connector.
LED must flash (bright/darker)
LED flashes:
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Proceed with Output Diagnostic Test Mode (DTM) until completed.
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Switch off ignition.
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Replace secondary air injection valve -N112-
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Check DTC memory, if necessary, repair any malfunctions and then erase DTC memory, checking and erasing DTC memory. See: 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
(B+), readiness code must be generated again. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes See: Testing and
Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
LED does not flash:
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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 for open circuit between test box socket 9 + 2 pin connector terminal 2 using Electrical Wiring Diagram.
Wire resistance: max. 1.5 Ohms
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Additionally check wire for short to battery positive (B+) and Ground.
Specification: Infinity Ohms
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Check wire between 2 pin connector terminal 1 and Fuel Pump (FP) relay -J17- 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 Secondary Air Injection Pump Relay -J299-: