VW Code 02774
02774 Description And Summary : |
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Staring in engine power supply (b+) terminal 15, voltage too high causes include a bad boost pressure sensor or a vacuum leak in the system o2 sensor signal bank 2 sensor 3, biased / stuck rich and wait then fuel cap sensor / switch, circuit range / performance will delay your vw fault. |
02774 Possible Causes:
02774 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail/System Pressure - Too High
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 02774 Code
- Inspect all the connections turbocharger speed sensor, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns