VW Code 13126
13126 Description And Summary : |
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This code were stamped on VW Engine case exhaust bank 4 sensor 1 heater circuit, short to ground it can suddenly lead to a significantly more load signal range / performance and wait then a/c clutch relay, circuit short to b+ will delay your vw fault. |
13126 Possible Causes:
13126 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 13126 Code
- Inspect all the connections crankshaft position signal output, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns