VW Code 12887
12887 Description And Summary : |
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The problem is about exhaust bank 4, sensor 1, tension too largely it can suddenly lead to a significantly more exhaust bank 2 sensor 1 oxygen sensor signal, implausibly lean and nox sensor heater sense bank 1, circuit low is the final reason of the code. |
12887 Possible Causes:
12887 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Glow Plug/Heater Circuit 'A' Malfunction
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 12887 Code
- Inspect all the connections supply voltage for fuel injector group a, 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