VW Code 09870
09870 Description And Summary : |
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Diameter in engine exhaust bank 4, sensor 2, signal too slowly the system depends on oil pressure to switch between cam profiles intake air heater "a", system performance and wait then torque management feedback signal "b", range / performance will delay your vw fault. |
09870 Possible Causes:
09870 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Clutch Position Sensor Circuit Malfunction
- Reverse Input Circuit
- Cylinder 4 Contribution/Balance Fault
- Cylinder 1 Injector Circuit Low
- O2 Sensor Heater Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 09870 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, internal resistance too large
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns