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 597 (GLASS/WINDOWS/MIRRORS)POWER WINDOW MAIN SWITCH INSPECTIONDRIVER'S SIDE
2010 Mazda 5 Sport, 2.3 L, Standard
Driver's Side
2010 Mazda 5 Sport, 2.3 L, StandardSECTION Driver's Side
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.
- Measure the voltage at each terminal (other than terminal 1M).
- If the voltage is not as specified in the Terminal Voltage Table, inspect the parts under "Inspection item (s)" and related wiring harnesses.
- Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [L3] .)
- Disconnect the negative battery cable.
- Inspect the power window main switch connector for continuity at terminal 1M.
- If the system does not work properly even though the inspection items or related wiring harnesses do not have any malfunction, replace the power window main switch.
VOLTAGE SPECIFICATIONS
| Terminal | Signal name | Connected to | Measured condition | Voltage (V)/Continuity | Inspection item (s) |
|---|---|---|---|---|---|
| 1A | Open output | Power window motor | While door glass is opening | B+ |
|
| While door glass is closing | 1.0 or less | ||||
| 1C | Close output | Power window motor | While door glass is opening | 1.0 or less |
|
| While door glass is closing | B+ | ||||
| 1B | Power supply | P/W 40 A fuse | Ignition switch at ON | B+ |
|
| 1M | GND | Body ground | Under any condition: Inspect for continuity to ground | Continuity detected |
|
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.