Check code 23

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Check code 23
CHECK CODE 23 DIAGNOSTIC PROCEDURE

Check code 23  Operation signal to fuel gauge 
INSPECTION INDICATION SITUATION ACTION
Wait for 2 seconds  after selecting check code 23.
G04327755
Fuel gauge indicates in following order every 2 seconds. 
  • F --> 1/2 --> E --> F (fixed)
Fuel gauge is okay.
Other than stated above. Replace instrument cluster.
G04327756
Replace instrument cluster.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.