VW Code 10209
10209 Description And Summary : |
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The problem is about exhaust bank 2 mixture adaptation range 3, rich limit exceeded it can suddenly lead to a significantly more ignition switch accessory position, circuit and oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded is the final reason of the code. |
10209 Possible Causes:
10209 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Cold Start Injector 1 Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 10209 Code
- Inspect all the connections secondary air injection system bank 1, high air flow
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns