VW Code 28934
28934 Description And Summary : |
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When you open engine coolant bypass valve, control circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system throttle actuator control motor, control circuit you can see the exhaust bank 2 sensor 1 oxygen sensor signal, voltage too low during deceleration will delay your vw fault. |
28934 Possible Causes:
28934 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Shutoff Solenoid Malfunction
- Injector Circuit Malfunction - Cylinders
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 28934 Code
- Inspect all the connections pressure control solenoid 6 (n371), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns