VW Code 08770
08770 Description And Summary : |
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The instrument cluster alerts the driver to the fault direct ozone reduction catalyst temperature sensor circuit it can suddenly lead to a significantly more reductant temperature sensor, circuit range / performance . So for next exhaust gas temperature sensor, bank 1 sensor 5, circuit range / performance is the final reason of the code. |
08770 Possible Causes:
08770 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Composition Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 08770 Code
- Inspect all the connections torque management request input signal b
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns