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 MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 562 (ON-BOARD DIAGNOSTIC [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)])
2010 Mazda 5 Sport, 2.3 L, Standard
Section 562 (On-Board Diagnostic [Immobilizer System (Keyless Entry System)])
2010 Mazda 5 Sport, 2.3 L, StandardSECTION Section 562 (On-Board Diagnostic [Immobilizer System (Keyless Entry System)])
WARNING: This page is about a different car, the 2008 Mazda 5. However, it is still accessible from the selected car via links, so may be relevant.
- Foreword [Immobilizer System (Keyless Entry System)]
- DTC Inspection [Immobilizer System (Keyless Entry System)]
- DTC Table [Immobilizer System (Keyless Entry System)]
- Clearing DTC [Immobilizer System (Keyless Entry System)]
- PID/Data Monitor Inspection [Immobilizer System (Keyless Entry System)]
- PID/Data Monitor Table [Immobilizer System (Keyless Entry System)]
- DTC B1342 [Immobilizer System (Keyless Entry System)]
- Security Light 11, DTC B1681/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 12, DTC B2103/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 13, DTC B1600/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 13, DTC B2431/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 14, DTC B1602/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 15, DTC B1601/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 16, DTC U2510/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 21, DTC B1213/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 22, DTC B2141/P1260 [Immobilizer System (Keyless Entry System)]
- Security Light 23, DTC B2139/P1260 [Immobilizer System (Keyless Entry System)]
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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.