Golf GL L4-2.0L (AEG) (2001)
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Connect VAG1598/22 test box to control module wiring harness connector.
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Connect multimeter to measure voltage between test box sockets 2 + 20.
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Turn on ignition.
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Lift vehicle at left-front.
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Rotate front wheel and observe voltage display.
Specified value: between 0 and at least 4 Volts fluctuating
NOTE: If necessary, hold the right-front wheel to prevent the wheel from turning.
If the display does not fluctuate:
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Check wiring from Engine Control Module (ECM) harness connector terminal 20 to instrument cluster for open/short circuit.
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Check DTC memory. If necessary, repair any malfunctions and erase DTC memory.
See: Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Reading Diagnostic Trouble Codes
See: Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Clearing Diagnostic Trouble Codes
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Display readiness code. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If DTC memory has been erased or the Engine Control Module (ECM) was disconnected from permanent battery (B+) voltage, generate the
readiness code again. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes