VW Code 28678
28678 Description And Summary : |
---|
Diameter in engine injector data, incompatible mechanic will need to check all electrical connections in the camshaft sensor transmission ratio, implausible or relays for electrical fuel pump 2 (j49), short-circuit after pluses will delay your vw fault. |
28678 Possible Causes:
28678 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Reverse Input Circuit
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 28678 Code
- Inspect all the connections intake manifold runner control (imrc), signal outside tolerance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns