VW Code 65526
65526 Description And Summary : |
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Staring in engine oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded causes include a bad boost pressure sensor or a vacuum leak in the system mass-airflow sensor 4 (g457), signal to low or throttle/pedal position sensor 'b', maximum stop performance is the final reason of the code. |
65526 Possible Causes:
65526 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 1 Injector Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 65526 Code
- Inspect all the connections fuel injection valve 1 (n366), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns