P1923

P1923 OBD Code Definition:
P1923 Fuel additive level circuit range/performance
P1923 OBD Code Description:

OBD Code P1923

Possible Symptoms

  • Malfunction Indicator Light (MIL) active

Possible Causes

  • Fault Code(s) stored in Engine Control Unit 2

Possible Solutions

  • Check/Fix Fault Code(s) in Engine Control Unit 2

Tech Notes

  • This fault code is a note since the system it is stored in interacts with the Engine Control Unit 2 and due to a fault code there it may not be fully functional.

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