VW Code 11252
11252 Description And Summary : |
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The problem is about linear oxygen sensor exhaust bank 2 / reference voltage, short to ground it can suddenly lead to a significantly more oxygen (lambda) sensor b2 s2, signal shorted to heater circuit and reductant injection valve bank 1 unit 2, circuit low will delay your vw fault. |
11252 Possible Causes:
11252 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 11252 Code
- Inspect all the connections secondary air injection system air flow/pressure sensor bank 2, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns