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 MANUALSMAZDA2010CX-9 SPORT, 3.7 V, AWDREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSSYMPTOM TROUBLESHOOTING [POWER WINDOW SYSTEMS (AUTO-OPEN/CLOSE FUNCTION)]BASIC POWER WINDOW SYSTEM INSPECTION [POWER WINDOW SYSTEMS (AUTO-OPEN/CLOSE FUNCTION)]TWO-STEP DOWN FUNCTION INSPECTION

2010 Mazda CX-9 Sport, 3.7 V, AWD

Two-step Down Function Inspection

2010 Mazda CX-9 Sport, 3.7 V, AWDSECTION Two-step Down Function Inspection

The distance the door glass opens can be changed using the two-step down function (approx. 20-100 mm {0.79-3.93 in}).
The two-step down function can be made inoperative. (The function is operative at the initial setting.)
The two-step down function does not function during IG OFF timer.
NOTE:
- Perform the following inspection for the power window main switch and the power window subswitches for each front window.

DIAGNOSTIC PROCEDURE

STEP	INSPECTION		ACTION
1	Turn the ignition switch to the ON position. Raise door glass completely. When the door glass is lowered using manual mode, does it move down to approx. 30 mm {1.2 in} from the completely closed position and stop for 1 s ? (This inspection cannot be performed during IG OFF timer function operation.)	Yes	Two-step down function is normal. Reinspect malfunction symptoms.
1		No	Perform the power window initial setting procedure and verify auto-up/down operation.(See POWER WINDOW SYSTEM INITIALIZATION PROCEDURE .) If the automatic function does not operate, go to AUTOMATIC DOOR GLASS RETURN FUNCTION INSPECTION . If the automatic function operates but the two-step down function does not, replace the power window switch.

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.