VW Code 28994
28994 Description And Summary : |
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The problem is about ignition coil 'e' primary control, circuit low mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 3, probe 2 heating circuit short-circuit after pluses . So for next turbocharger boost control position sensor 'b', circuit range / performance will delay your vw fault. |
28994 Possible Causes:
28994 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 28994 Code
- Inspect all the connections engine temperature too low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns