volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Sensors and Switches - Fuel Delivery and Air Induction > < Checking Speedometer Vehicle Speed Sensor|Page 3348
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If indicated voltage does not oscillate:

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Remove instrument cluster.

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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: Computers and Control
Systems/Testing and Inspection/Scan Tool Testing and Procedures/Read Measuring Value Blocks (Function 08)/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

Sensors and Switches - Fuel Delivery and Air Induction > < Checking Speedometer Vehicle Speed Sensor|Page 3348