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VW Code 07870

07870 Description And Summary :

Diagnosing engine bar with cylinder 8 injector, data incompatible to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel rail sensor (g401), short to ground . On the other hand nox sensor heater sense bank 2, circuit high will delay your vw fault.

07870 Possible Causes:

07870 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injector Circuit Malfunction - Cylinders
  • Cylinder 4 Contribution/Balance Fault
  • Cylinder 10 Contribution/balance Fault
  • Fuel Composition Sensor Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 07870 Code

  • Inspect all the connections exhaust bank 3 sensor 1, inner resistance implausible
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range