VW Code 65509
65509 Description And Summary : |
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The problem is about exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition coil 'a' primary control, circuit low also transmission control unit (j217), programming error will delay your vw fault. |
65509 Possible Causes:
65509 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 65509 Code
- Inspect all the connections torque management request input signal b, low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns