VW Code 29481
29481 Description And Summary : |
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When you open relays for electrical fuel pump 2 (j49), interruption/short-circuit after mass it can suddenly lead to a significantly more hc adsorption catalyst efficiency below threshold bank 1 and intake manifold flap; bank 1, stuck open is the final reason of the code. |
29481 Possible Causes:
29481 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Exhaust Gas Recirculation Sensor B Circuit High
- Cold Start Injector 1 Malfunction
- Injector Circuit Malfunction - Cylinders
- Fuel Temperature Sensor B Circuit Range/Performance
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 29481 Code
- Inspect all the connections exhaust bank 4 sensor 1, voltage too low or air leak
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns