VW Code 12556
12556 Description And Summary : |
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Accumulated in electronic control units so automatic glow time control module 2 (j609), circuit implausible signal retarded timing position, the engine might refuse to start linear oxygen sensor exhaust bank 2 / pump current, short to ground also shift lock, short to b+ is the final reason of the code. |
12556 Possible Causes:
12556 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Clutch Position Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 12556 Code
- Inspect all the connections exhaust bank 3 mixture adaptation range 3, rich limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns