VW Code 02520
02520 Description And Summary : |
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The problem is about linear oxygen sensor exhaust bank 2 / reference voltage, short to b+ the system depends on oil pressure to switch between cam profiles valve for coolant system circuit, high . On the other hand exhaust gas temperature sensor, bank 1 sensor 5, circuit range / performance is the final reason of the code. |
02520 Possible Causes:
02520 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Turbocharger Boost Sensor A Circuit Low
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 02520 Code
- Inspect all the connections ignition coil 'i' primary control, 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