Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTGAUGES & INSTRUMENT PANELSINSTRUMENTATION/DRIVER INFOINSTRUMENT CLUSTER INPUT/OUTPUT CHECK MODEINSPECTION OF CHECK CODESCHECK CODE 22
2008 Mazda 6 s Sport, 4D Hatchback, Standard
Check code 22
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Check code 22
CHECK CODE 22 REFERENCE (FUEL LEVEL SIGNAL)
| Check code 22 | Fuel level signal |
|---|---|
CHECK CODE 22 DIAGNOSTIC PROCEDURE
| STEP | INSPECTION | INDICATION | ACTION |
|---|---|---|---|
| 1 | Select check code 22 with fuel gauge sender unit connector disconnected. | Go to next step. | |
| Other than stated above. | Go to Step 6. | ||
| 2 | Connect instrument cluster terminals 2D and 2M. | Go to next step. | |
| Other than stated above. | Go to Step 6. | ||
| 3 | Using SST (Fuel and thermometer checker) or resistor, input 20 ohms between instrument cluster terminals 2D and 2M. | Go to next step. | |
| Other than stated above. | Go to Step 6. | ||
| 4 | Using SST (Fuel and thermometer checker) or resistor, input 60 ohms between instrument cluster terminals 2D and 2M. | Go to next step. | |
| Other than stated above. | Go to Step 6. | ||
| 5 | Using SST (Fuel and thermometer checker) or resistor, input 100 ohms between instrument cluster terminals 2D and 2M. | Inspect fuel gauge sender unit. | |
| Other than stated above. | Go to next step. | ||
| 6 | Inspect the wiring harness and connector between instrument cluster and fuel gauge sender unit.
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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.