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)ENGINE PERFORMANCESYSTEMON-BOARD DIAGNOSTIC [ENGINE CONTROL SYSTEM (AJ]
2008 Mazda 6 s Sport, 4D Hatchback, Standard
On-Board Diagnostic [Engine Control System (AJ]
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION On-Board Diagnostic [Engine Control System (AJ]
- Control System Wiring Diagram [AJ]
- Monitoring System And Control System Device Relationship Chart [AJ]
- OBD-II Pending Trouble Codes [AJ]
- OBD-II Freeze Frame Data [AJ]
- OBD-II On-Board System Readiness Test [AJ]
- OBD-II Diagnostic Monitoring Test Results [AJ]
- OBD-II Read/Clear Diagnostic Test Results [AJ]
- OBD-II Parameter Identification (PID) Access [AJ]
- On-Board Diagnostic Test [AJ]
- After Repair Procedure [AJ]
- KOEO/KOER Self Test [AJ]
- OBD-II Drive Mode [AJ]
- Notes
- Mode 1 (PCM Adaptive Memory Produce Drive Mode)
- Mode 2 (EGR System Repair Verification Drive Mode)
- Mode 3 (HO2S heater, HO2S, and TWC Repair Verification Drive Mode)
- Mode 6 (EVAP System Repair Verification Drive Mode)
- Single Drive Mode (PCM Adaptive Memory Produce, EGR System, HO2S heater, HO2S, TWC, and EVAP System Repair Verification Drive Mode)
- Diagnostic Monitoring Test Results [AJ]
- DTC Table [AJ]
- DTC B1342 [AJ]
- DTC P0011 [AJ]
- DTC P0012 [AJ]
- DTC P0016, P0018 [AJ]
- DTC P0021 [AJ]
- DTC P0022 [AJ]
- DTC P0031 [AJ]
- DTC P0032 [AJ]
- DTC P0037 [AJ]
- DTC P0038 [AJ]
- DTC P0051 [AJ]
- DTC P0052 [AJ]
- DTC P0057 [AJ]
- DTC P0058 [AJ]
- DTC P0101 [AJ]
- DTC P0102 [AJ]
- DTC P0103 [AJ]
- DTC P0111 [AJ]
- DTC P0112 [AJ]
- DTC P0113 [AJ]
- DTC P0116 [AJ]
- DTC P0117 [AJ]
- DTC P0118 [AJ]
- DTC P0122 [AJ]
- DTC P0123 [AJ]
- DTC P0125 [AJ]
- DTC P0126, P0128 [AJ]
- DTC P0131, P0151 [AJ]
- DTC P0132, P0152 [AJ]
- DTC P0133, P0153 [AJ]
- DTC P0134, P0154 [AJ]
- DTC P0137, P0157 [AJ]
- DTC P0138, P0158 [AJ]
- DTC P0139, P0159 [AJ]
- DTC P0140, P0160 [AJ]
- DTC P0222 [AJ]
- DTC P0223 [AJ]
- DTC P0300 [AJ]
- DTC P0301, P0302, P0303, P0304, P0305, P0306 [AJ]
- DTC P0327 [AJ]
- DTC P0328 [AJ]
- DTC P0335 [AJ]
- DTC P0340 [AJ]
- DTC P0345 [AJ]
- DTC P0401 [AJ]
- DTC P0403 [AJ]
- DTC P0421, P0431 [AJ]
- DTC P0441 [AJ]
- DTC P0442 [AJ]
- DTC P0443 [AJ]
- DTC P0446 [AJ]
- DTC P0455 [AJ]
- DTC P0456 [AJ]
- DTC P0461 [AJ]
- DTC P0462 [AJ]
- DTC P0463 [AJ]
- DTC P0480 [AJ]
- DTC P0500 [AJ]
- DTC P0505 [AJ]
- DTC P0506 [AJ]
- DTC P0507 [AJ]
- DTC P0550 [AJ]
- DTC P0564 [AJ]
- DTC P0571 [AJ]
- DTC P050A [AJ]
- DTC P050B [AJ]
- DTC P0601 [AJ]
- DTC P0602 [AJ]
- DTC P0604 [AJ]
- DTC P0606 [AJ]
- DTC P0610 [AJ]
- DTC P0638 [AJ]
- DTC P0703 [AJ]
- DTC P0704 [AJ]
- DTC P0850 [AJ]
- DTC P2088 [AJ]
- DTC P2089 [AJ]
- DTC P2092 [AJ]
- DTC P2093 [AJ]
- DTC P2096, P2098 [AJ]
- DTC P2097, P2099 [AJ]
- DTC P2101 [AJ]
- DTC P2107 [AJ]
- DTC P2108 [AJ]
- DTC P2109 [AJ]
- DTC P2112 [AJ]
- DTC P2119 [AJ]
- DTC P2122 [AJ]
- DTC P2123 [AJ]
- DTC P2127 [AJ]
- DTC P2128 [AJ]
- DTC P2135 [AJ]
- DTC P2138 [AJ]
- DTC P2144 [AJ]
- DTC P2145 [AJ]
- DTC P2177, P2179 [AJ]
- DTC P2178, P2180 [AJ]
- DTC P2187, P2189 [AJ]
- DTC P2188, P2190 [AJ]
- DTC P2195, P2197 [AJ]
- DTC P2196, P2198 [AJ]
- DTC P2227 [AJ]
- DTC P2228 [AJ]
- DTC P2229 [AJ]
- DTC P2401 [AJ]
- DTC P2402 [AJ]
- DTC P2404 [AJ]
- DTC P2405 [AJ]
- DTC P2502 [AJ]
- DTC P2503 [AJ]
- DTC P2504 [AJ]
- DTC P2507 [AJ]
- DTC P2610 [AJ]
- DTC P2676 [AJ]
- DTC P2677 [AJ]
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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.