Remove power window master switch. See WINDOW SWITCH under REMOVAL & INSTALLATION. Check for continuity between specified switch terminals with switch in specified position. See POWER WINDOW MASTER SWITCH TEST table. See Fig 1 or Fig 2 . If continuity is not as specified, replace switch.

NOTE: Driver's power window switch is integrated with control unit and cannot be isolated for testing. On hatchback (2-door) models, perform tests No. 1, 2, 3, and 5. On sedan (4-door) models, perform tests No. 1, 2, 3 and 7. See POWER WINDOW MASTER SWITCH INPUT TEST. See Figure or Figure . If inputs are normal and driver's power window switch does not operate properly, replace power window master switch assembly.

POWER WINDOW MASTER SWITCH TEST

Window Switch Position	Main Switch Position	Continuity Between Terminals
Right Front Switch
Hatchback
Off	On	D, H & I
Off		H & I
Up	On	D & H; I & J
Off		I & J
Down	On	D & I; H & J
Off		H & J
Sedan (4-Door)
Off	On	I, J & Q
Off		I & J
Up	On	H & J; I & Q
Off		H & J
Down	On	H & I; J & Q
Off		H & I
Left Rear Switch
Off	On	F, G & Q
Off		F & G
Up	On	E & G; F & Q
Off		E & G
Down	On	E & F; G & Q
Off		E & F
Right Rear Switch
Off	On	O, P & Q
Off		O & P
Up	On	N & P; O & Q
Off		N & P
Down	On	N & O; P & Q
Off		N & O

Fig 1: Identifying Master Switch Terminals (Hatchback)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

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.

Safety Warning

Master Switch

Use the Manual With the Right Hardware

When to See a Mechanic