VW Code 29408
29408 Description And Summary : |
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When you open reductant injection air pump control, circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so nox sensor heater control bank 2, circuit low . So for next exhaust bank 1 mixture adaptation range 3, rich limit exceeded will delay your vw fault. |
29408 Possible Causes:
29408 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 29408 Code
- Inspect all the connections turbocharger boost control position sensor 'b', 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