New Beetle L4-2.0L (AVH) (2005)
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Remove fuse 32 from fuse holder.
NOTE: By removing fuse 32, voltage supply to the fuel injectors is interrupted.
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Using adapter cables, connect voltage tester (VAG1527) to
Terminals 1+2 (ignition output 1),
Terminals 1+3 (ignition output 2),
Terminals 1+4 (ignition output 3),
Terminals 1+5 (ignition output 4), of disconnected connector.
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Operate starter and test ignition signal from Engine Control Module (ECM).
LED should flicker.
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Switch ignition off.
If LED flickers and voltage supply is OK:
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Replace ignition coil with power output stage (-N70-, -N127-, -N291-, -N292-).
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Erase DTC memory of Engine Control Module (ECM). Diagnostic mode 4: Reset/erase diagnostic data. See: Computers and Control
Systems/Testing and Inspection/Scan Tool Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If LED does not flicker:
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Check wiring.
Checking wiring
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Connect test box to control module wiring harness. connect test box for wiring test. See: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/Test Box, Connecting For Wiring Test