VW Code 09943
09943 Description And Summary : |
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When you open fuel injection valve 1 (n366), short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system fuel injection valve 3 (n368), short to b+ you can see the wheel speed signal 3, range / performance will delay your vw fault. |
09943 Possible Causes:
09943 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Exhaust Gas Recirculation Sensor B Circuit High
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 09943 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater 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