VW Code 28998
28998 Description And Summary : |
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When you open valve for pump - jet: cylinder 10 (n306), regulation range exceeded to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel mixture control adjustment range 3, lower limit not reached also b camshaft position actuator control bank 1, circuit high will delay your vw fault. |
28998 Possible Causes:
28998 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Engine Shutoff Solenoid Malfunction
- Shift Solenoid E Performance or Stuck Off
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28998 Code
- Inspect all the connections secondary air injection system control 'a', 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