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 MANUALSMAZDA2001626 ES V6-2.5L DOHCREPAIR AND DIAGNOSISBODY AND FRAMERELAYS AND MODULES - BODY AND FRAMEPOWER DOOR LOCK CONTROL MODULETESTING AND INSPECTION
2001 Mazda 626 ES V6-2.5L DOHC
Power Door Lock Control Module: Testing and Inspection
2001 Mazda 626 ES V6-2.5L DOHCSECTION Testing and Inspection
NOTE: Disconnect the door lock control module 1 connector before checking for continuity at terminal F.
1. Measure the voltage at the door lock control module 1 terminals as indicated below.
- If not as specified, inspect the parts listed under "Inspection area" and the related wiring harnesses.
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the door lock control module 1.
NOTE: Disconnect the door lock control module 2 connector before checking for continuity at terminal F.
1. Measure the voltage at the door lock control module 2 terminals as indicated below.
- If not as specified, inspect the parts listed under "Inspection area" and the related wiring harnesses.
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the door lock control module 2.
Terminal Pinouts:
Terminal A - D:
Terminal E - H:
1. Measure the voltage at the door lock control module 1 terminals as indicated below.
- If not as specified, inspect the parts listed under "Inspection area" and the related wiring harnesses.
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the door lock control module 1.
NOTE: Disconnect the door lock control module 2 connector before checking for continuity at terminal F.
Terminal Voltage List:
1. Measure the voltage at the door lock control module 2 terminals as indicated below.
- If not as specified, inspect the parts listed under "Inspection area" and the related wiring harnesses.
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the door lock control module 2.
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.