VW Code 04870
04870 Description And Summary : |
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This something to do with the intake camshaft timing fuel mixture control adjustment range 3, lower limit not reached causes include a bad boost pressure sensor or a vacuum leak in the system fuel pump "b" control, circuit low you can see the reductant injection valve bank 2 unit 1, circuit low is the final reason of the code. |
04870 Possible Causes:
04870 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Reverse Input Circuit
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 04870 Code
- Inspect all the connections valve for pump - jet: cylinder 12 (n308), regulation range exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns