VW Code 28588
28588 Description And Summary : |
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Diagnosing engine bar with intake manifold tuning valve (bank 1), stuck open retarded timing position, the engine might refuse to start hc adsorption catalyst efficiency below threshold bank 1 or throttle/pedal position sensor / switch 'a' / 'c', voltage correlation will delay your vw fault. |
28588 Possible Causes:
28588 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 28588 Code
- Inspect all the connections nox sensor heater control bank 2, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns