Jetta L4-2.0L (AZG) (2004)
NOTE: The right front wheel must not turn during this, hold it steady if necessary.
If indicated voltage does not oscillate:
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Remove instrument cluster See: Instrument Panel, Gauges and Warning Indicators/Instrument Cluster / Carrier/Service and Repair
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Check wire connection from Engine Control Module (ECM) to Speedometer -G21- according to wiring diagram.
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data. See: Powertrain Management/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: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles
and Readiness Codes