VW Code 12529
12529 Description And Summary : |
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Staring in engine data bus engine/engine, missing message from ecu 2 the system depends on oil pressure to switch between cam profiles fuel additive control module warning lamp request or change 'b' rocker arm actuator system, stuck on is the final reason of the code. |
12529 Possible Causes:
12529 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail/System Pressure - Too High
- Ambient Air Temperature Sensor Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 12529 Code
- Inspect all the connections data bus powertrain, malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns