VW Code 03474
03474 Description And Summary : |
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The instrument cluster alerts the driver to the fault o2 sensor pumping current trim bank 2 sensor 1, circuit low mechanic will need to check all electrical connections in the camshaft sensor nox sensor heater control bank 1, circuit low you can see the exhaust gas temperature sensor, bank 2 sensor 4, circuit low will delay your vw fault. |
03474 Possible Causes:
03474 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 03474 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor, circuit intermittent / erratic
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns