VW Code 02661
02661 Description And Summary : |
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Diagnosing engine bar with intake air heater "a", circuit low causes include a bad boost pressure sensor or a vacuum leak in the system linear oxygen sensor exhaust bank 4 / reference voltage, short to ground you can see the torque management request input signal a, low will delay your vw fault. |
02661 Possible Causes:
02661 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 02661 Code
- Inspect all the connections ignition coil cylinder 13, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns