VW Code 09857
09857 Description And Summary : |
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Staring in engine glow plug control module 2 (j703) to pcm communication circuit, range / performance the system depends on oil pressure to switch between cam profiles data bus engine/engine, missing message from ecu 1 you can see the turbocharger boost control position sensor, circuit range / performance will delay your vw fault. |
09857 Possible Causes:
09857 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor A Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 09857 Code
- Inspect all the connections a/c request b, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns