Golf III L4-2.0L (ABA) (1995)
Ignition Power Stage: Testing and Inspection
CHECKING IGNITION COIL POWER OUTPUT STAGE
REQUIREMENTS
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Camshaft Position (CMP) Sensor (G40) OK.
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Engine Speed (RPM) Sensor (G28) OK.
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Electrical testing, test step 22 OK.
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Ignition Coil (N152) OK.
CHECKING VOLTAGE SUPPLY
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Disconnect ignition wire and 3-pin connector from Ignition Coil (N152).
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Connect Fluke 83 multimeter with adapter cables from VW 1594 to measure voltage between terminals -1- and -3- of disconnected connector.
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Switch ignition ON.
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Specified value: approx. Battery Positive Voltage (B+).
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Switch ignition OFF.
CONTROL CHECKING
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Disconnect harness connectors from the Fuel Injectors for cylinders 1 and 4, and remove fuse 18 (S18).
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Connect US 1115 LED tester to connector terminals 2 and 3 using adaptor cables from VW 1594 adaptor kit and VW 1594/15.
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Operate Starter and check ignition signal from Motronic Engine Control Module (ECM).
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LED should flicker.
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If LED does not flicker:
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Replace Motronic Engine Control Module.
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Connect 3-pin connector and ignition wire on Ignition Coil.