VW Code 28202
28202 Description And Summary : |
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The problem is about exhaust bank 4 sensor 1 heater circuit, internal resistance too large causes include a bad boost pressure sensor or a vacuum leak in the system bank 2, exhaust cam wave position sensor (g301) / crankshaft position sensor (g28), wrong allocation and control of valves pump / nozzle, electrical errors in the electric circuit is the final reason of the code. |
28202 Possible Causes:
28202 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Injector Circuit Malfunction - Cylinders
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 28202 Code
- Inspect all the connections evaporative emission system leak detection pump sense, 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