VW Code 01291
01291 Description And Summary : |
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When you open exhaust gas temperature sensor, bank 2 sensor 4, circuit high the system depends on oil pressure to switch between cam profiles valve for pump - jet: cylinder 9 (n305), electrical malfunction you can see the oxygen sensor b1 s1: heating circuit regulation at upper limit, lower limit exceeded will delay your vw fault. |
01291 Possible Causes:
01291 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 01291 Code
- Inspect all the connections evaporative emission system switching valve, performance / stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns