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 MANUALSMAZDA1999626 ES, 2.5 D, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 77 (CRUISE CONTROL SYSTEM)DIAGNOSTIC TESTSDTC 13: CRUISE CONTROL SWITCH (GROUND CIRCUIT)
1999 Mazda 626 ES, 2.5 D, Standard
DTC 13: Cruise Control Switch (Ground Circuit)
1999 Mazda 626 ES, 2.5 D, StandardSECTION DTC 13: Cruise Control Switch (Ground Circuit)
WARNING: This page is about a different car, the 2002 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
Perform DTCs 21 and 22. If DTC 21 and 22 check out okay, and DTC 13 is still indicated in condition detection mode of on-board diagnostics, replace cruise control module. See CRUISE ACTUATOR under REMOVAL & INSTALLATION.
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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.