VW Code 14158
14158 Description And Summary : |
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Diagnosing engine bar with mil control circuit, open / short to b+ it can suddenly lead to a significantly more nox sensor heater sense bank 1, circuit intermittent . On the other hand exhaust gas temperature sensor, bank 1 sensor 4, circuit intermittent / erratic will delay your vw fault. |
14158 Possible Causes:
14158 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 14158 Code
- Inspect all the connections reductant injection air pressure sensor 'a', circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns