1996 Isuzu Trooper S, AutomaticFACTORY OEM SERVICE PROCEDURE

Power Window Relay

Turn ignition off. Remove power window relay located in fuse box at left side of instrument panel. Using an ohmmeter, check continuity between relay terminals No. 2 and 4. SeeFig 1 . Continuity should not be present. Apply battery voltage to terminal No. 1 and ground terminal No. 3. Continuity should be present between terminals No. 2 and 4. If relay does not test as described, replace relay.

Fig 1: Identifying Power Window Relay Terminals
G96H07608Courtesy of ISUZU MOTOR CO.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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