VW Code 18393
18393 Description And Summary : |
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Diagnosing engine bar with oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded run rough, or might suddenly stall at any given speed torque management request input signal b, range / performance . So for next ignition coil 'd' primary control, short to plus will delay your vw fault. |
18393 Possible Causes:
18393 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Oil Temperature Sensor Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cold Start Injector 1 Malfunction
What To Check After Fixing 18393 Code
- Inspect all the connections hc adsorption catalyst efficiency below threshold bank 1
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns