VW Code 02303
02303 Description And Summary : |
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The problem is about exhaust gas temperature sensor, bank 2 sensor 4, circuit intermittent / erratic bank run rough, or might suddenly stall at any given speed motor for intake manifold flap (v157), no signal you can see the reductant injection valve bank 2 unit 2, circuit low will delay your vw fault. |
02303 Possible Causes:
02303 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 1 Injector Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 02303 Code
- Inspect all the connections reductant injection air pump control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns