Check code 22

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Check code 22
WARNING: This page is about a different car, the 2008 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • While inspecting with check code 22, the measured value is displayed in both odometer and tripmeter segments of the odometer/tripmeter. Verify both readings. 
CHECK CODE 22 INSPECTION

Check code 22 Fuel level signal
STEP INSPECTION CONDITION DISPLAY ACTION
1 Select check code 22 with the fuel gauge sender unit connector disconnected.
G04564686Courtesy of MAZDA MOTORS CORP.
Go to the next step.
Except above Replace the instrument cluster.
2 Connect terminals 2T and 2R, 2T and 2P of the instrument cluster.
G04564687Courtesy of MAZDA MOTORS CORP.
Go to the next step.
Except above Replace the instrument cluster.
3 Using the SST  (Fuel and thermometer checker) or resistor, input 80 ohms  between instrument cluster terminals 2T and 2R, and 2T and 2P.
G04564688Courtesy of MAZDA MOTORS CORP.
Go to the next step.
Except above Replace the instrument cluster.
4 Using the SST  (Fuel and thermometer checker) or resistor, input 160 ohms  between instrument cluster terminals 2T and 2R, and 2T and 2P.
G04564689Courtesy of MAZDA MOTORS CORP.
Go to the next step.
Except above Replace the instrument cluster.
5 Using the SST  (Fuel and thermometer checker) or resistor, input 240 ohms  between instrument cluster terminals 2T and 2R, and 2T and 2P.
G04564690Courtesy of MAZDA MOTORS CORP.
Inspect the fuel gauge sender unit.
Except above Replace the 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.