VW Code 05128
05128 Description And Summary : |
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Accumulated in electronic control units so nox sensor bank 1, circuit intermittent causes include a bad boost pressure sensor or a vacuum leak in the system throttle/pedal position sensor 'f', maximum stop performance or engine coolant temperature sensor 2 (g83), circuit low will delay your vw fault. |
05128 Possible Causes:
05128 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 05128 Code
- Inspect all the connections fuel supply heater, control 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