Rpm Sensor Test
- Turn ignition off. Remove instrument cluster. Disconnect Green instrument cluster 26-pin wiring harness connector. Inspect connector pin terminals for damage and repair as necessary.
- Connect Green 26-pin connector to Circuit Tester (VAG 1598). Connect Green test lead of Tester (VW 1367) to terminal No. 12 of Green 26-pin connector. Start engine. Engine speed should be indicated on tester. If engine speed is not indicated, repair open circuit in wiring harness.