VW Code 08603
08603 Description And Summary : |
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Diameter in engine brake switch circuit, error message from engine contr. the system depends on oil pressure to switch between cam profiles ignition coil 'd' secondary circuit, malfunction also ecm/pcm power relay sense, circuit range / performance will delay your vw fault. |
08603 Possible Causes:
08603 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Glow Plug/Heater Circuit 'A' Malfunction
- Clutch Position Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 08603 Code
- Inspect all the connections please check coding of ecus in data bus powertrain
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns