VW Code 28488
28488 Description And Summary : |
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This something to do with the intake camshaft timing ignition coil 'e' secondary circuit, malfunction the system depends on oil pressure to switch between cam profiles turbocharger boost control position sensor, circuit high and linear oxygen sensor exhaust bank 4 / reference voltage, short to ground will delay your vw fault. |
28488 Possible Causes:
28488 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Engine Oil Temperature Sensor Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 28488 Code
- Inspect all the connections intake manifold runner position sensor / switch, circuit bank 2
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns