VW Code 09871
09871 Description And Summary : |
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This code were stamped on VW Engine case valve for pump - jet: cylinder 7 (n303), electrical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system exhaust turbocharger control module 1 (j724), voltage supply outside permissible range also direct ozone reduction catalyst deterioration sensor, circuit low will delay your vw fault. |
09871 Possible Causes:
09871 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 09871 Code
- Inspect all the connections exhaust bank 3, probe 2 internal resistance too largely
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns