VW Code 17503
17503 Description And Summary : |
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The problem is about o2 sensor out of range during deceleration bank 2 sensor 1 mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 2 mixture adaptation range 3, lean limit not reached or change cylinder 1 above knock threshold will delay your vw fault. |
17503 Possible Causes:
17503 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Rail Pressure Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Injector Circuit Malfunction - Cylinders
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 17503 Code
- Inspect all the connections control unit programming communication error
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns