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.

2013 Mazda CX-5 Touring, FWDFACTORY OEM SERVICE PROCEDURE

No.2 Check Engine Light Illuminates: Notes

DESCRIPTION & POSSIBLE CAUSE

2	CHECK ENGINE LIGHT ILLUMINATES
DESCRIPTION	Check engine light illuminates incorrectly.
POSSIBLE CAUSE	Check engine light illuminates for emission-related concern (DTC is stored in PCM) Short to ground in wiring harness between the following terminals: Instrument cluster terminal B-PCM terminal 2AK Instrument cluster terminal D-PCM terminal 2AL Open circuit in wiring harness between the following terminals: Instrument cluster terminal B-PCM terminal 2AK Instrument cluster terminal D-PCM terminal 2AL Instrument cluster malfunction NOTE: If check engine light blinks at a steady rate, a misfire condition could possibly exist.

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Factory Service Tools

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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.