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 DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 430 (ON-BOARD DIAGNOSTIC (ENGINE CONTROL SYSTEM 13BMSP])MONITORING SYSTEM AND CONTROL SYSTEM DEVICE RELATIONSHIP CHART
2008 Mazda 6 s Sport, 4D Hatchback, Standard
Monitoring System And Control System Device Relationship Chart
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Monitoring System And Control System Device Relationship Chart
WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
MONITORING SYSTEM AND CONTROL SYSTEM DEVICE RELATIONSHIP CHART
| x: Applicable | ||||||||
|---|---|---|---|---|---|---|---|---|
| Component | HO2S | HO2S heater | Thermostat | Fuel system | Misfire | AIR system | Catalyst | EVAP system |
| Input | ||||||||
| Battery | x | x | x | |||||
| Ignition switch | x | x | x | |||||
| A/C switch, refrigerant pressure switch (high, low pressure) | x | |||||||
| TP sensor | x | x | x | x | x | |||
| ECT sensor | x | x | x | x | x | x | x | x |
| IAT sensor | x | x | x | x | x | x | x | x |
| MAF sensor | x | x | x | x | x | x | x | |
| Front HO2S | x | x | x | x | x | |||
| Rear HO2S | x | x | x | x | ||||
| BARO sensor | x | x | x | x | x | x | x | |
| Eccentric shaft position sensor | x | x | x | x | x | x | x | x |
| Fuel gauge sender unit | x | x | ||||||
| ABS HU/CM or DSC HU/CM | x | |||||||
| Output | ||||||||
| Fuel injector | x | |||||||
| Front HO2S heater | x | |||||||
| Rear HO2S heater | x | |||||||
| Purge solenoid valve | x | x | x | x | ||||
| AIR solenoid valve | x | |||||||
| EVAP system leak detection pump | x | |||||||
| AIR pump relay | x | |||||||
| Cooling fan relay (No.1, No.2 and No.3) | x | |||||||
| MIL | x | x | x | x | x | x | x | x |
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.