VW Code 09770
09770 Description And Summary : |
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The instrument cluster alerts the driver to the fault reductant / regeneration supply control, circuit / open the system depends on oil pressure to switch between cam profiles exhaust gas temperature sensor bank 2 sensor 3, circuit you can see the o2 sensor negative current control bank 1 sensor 1, circuit low will delay your vw fault. |
09770 Possible Causes:
09770 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 09770 Code
- Inspect all the connections egr system, regulation range exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns