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)ELECTRICALHORNSINSTRUMENTATION/DRIVER INFOINSTRUMENT CLUSTER INPUT/OUTPUT CHECK MODEINSPECTION OF CHECK CODESCHECK CODE 08
2008 Mazda 6 s Sport, 4D Hatchback, Standard
Check code 08
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Check code 08
CHECK CODE 01 REFERENCE (TNS RELAY)
| Check code 08 | TNS relay on/off signal |
|---|---|
CHECK CODE 08 DIAGNOSTIC PROCEDURE
| STEP | INSPECTION | INDICATION | ACTION |
|---|---|---|---|
| 1 | Turn headlight switch to TNS position. (TNS relay on). | Go to next step. | |
Measure voltage at instrument cluster terminal 2K. Is voltage B+
?
|
|||
| 2 | Turn headlight switch off. (TNS relay off). | Measure voltage at instrument cluster terminal 2K. Is voltage 0 V?
|
|
| Input signal to instrument cluster is okay. |
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.