VW Code 16203
16203 Description And Summary : |
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Accumulated in electronic control units so internal control module: eeprom error causes include a bad boost pressure sensor or a vacuum leak in the system mil control circuit, open / short to b+ . So for next bank 1, exhaust cam wave position sensor (g300) / crankshaft position sensor (g28), wrong allocation will delay your vw fault. |
16203 Possible Causes:
16203 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 1 Injector Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 10 Contribution/balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 16203 Code
- Inspect all the connections valve for exhaust flap 1 (n321), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns