VW Code 28428
28428 Description And Summary : |
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This something to do with the intake camshaft timing valve for pump - jet: cylinder 9 (n305), circuit low input mechanic will need to check all electrical connections in the camshaft sensor relay for exhaust cooling agent (n313), short to b+ and starter activation, return message terminal 50, short to b+ is the final reason of the code. |
28428 Possible Causes:
28428 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 28428 Code
- Inspect all the connections idle speed intervention circuit error message from engine contr.
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns