NOTE: For corresponding harness connector wire colors, refer to appropriate wiring diagram. See WIRING DIAGRAMS .

Remove left front door master window/door lock switch from vehicle. See POWER WINDOW SWITCH under REMOVAL & INSTALLATION. Using an ohmmeter, check continuity between specified component terminals while operating switch. See appropriate MASTER WINDOW/DOOR LOCK SWITCH TESTING table. See Fig 1 or Fig 2 . Replace switch if resistance between specified terminals is 5 ohms or more. DO NOT measure resistance between terminals not specified.

MASTER WINDOW/DOOR LOCK SWITCH TESTING (ESCORT)

Switch/Position		Between Terminals No.
Lock-Out/Up		8 & 9
Left Front
Up		5 & 9
Down		4 & 9
Right Front
Up		9 & 13
Down		9 & 12
Left Rear
Up		3 & 9
Down		2 & 9
Right Rear
Up		9 & 11
Down		9 & 10

MASTER WINDOW/DOOR LOCK SWITCH TESTING (ZX2)

Switch Position		Between Terminals No.
Left
Up		6 & 12; 10 & 13
Neutral		6 & 12; 7 & 13
Down		6 & 10; 7 & 13
Right
Up		8 & 14; 11 & 15
Neutral		8 & 14; 9 & 15
Down		8 & 11; 9 & 15

Fig 1: Identifying Left Front Door Master Window/Door Lock Switch (Component Side) Terminals (Escort)

Courtesy of FORD MOTOR CO.

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 Window/Door Lock Switch

Use the Manual With the Right Hardware

When to See a Mechanic

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