VW Code 28612
28612 Description And Summary : |
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The instrument cluster alerts the driver to the fault valve for pump - jet, cylinder 3 (n242), electrical malfunction it can suddenly lead to a significantly more exhaust bank 1 sensor 1 o2 sensor signal, implausibly lean and wait then exhaust gas temperature sensor bank 2 sensor 3, circuit low is the final reason of the code. |
28612 Possible Causes:
28612 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28612 Code
- Inspect all the connections intake manifold tuning valve (bank 1), stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns