VW Code 12843
12843 Description And Summary : |
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The problem is about data bus engine/engine, software condition monitoring mechanic will need to check all electrical connections in the camshaft sensor hydraulic pressure sensor 1, too low and reductant injection valve circuit range / performance, bank 2 unit 1 will delay your vw fault. |
12843 Possible Causes:
12843 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Reverse Input Circuit
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 12843 Code
- Inspect all the connections cannot activate controller reply function due to another error with equal priority
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns