Front Window Regulator Assembly Inspection

Precautions: Precautions for Working on Glass · Precautions for Working on Power Window · Precautions for Body, Cab and Accessories · General safety (00)

Reference: Front Window Regulator Assembly Removal and Installation

Driver Side

Check motor movement as follows.

1)Connect battery positive terminal to terminal “3” and connect battery negative terminal to terminal “1”. (UP operation)

2)Connect battery positive terminal to terminal “1” and connect battery negative terminal to terminal “3”. (DOWN operation)

If operation is not smooth, check glass run, door outer weather-strip, door inner weather-strip and grease in link. If those parts are in good condition, replace window regulator assembly.

Power window motor operation

[A]:

LHD

[B]:

RHD

Passenger Side

Check motor movement as follows.

1)Connect battery positive terminal to terminal “2” and connect battery negative terminal to terminal “1”.
(UP operation)

2)Connect battery positive terminal to terminal “1” and connect battery negative terminal to terminal “2”.
(DOWN operation)

If operation is not smooth, check glass run, door outer weather-strip, door inner weather-strip and grease in link. If those parts are in good condition, replace window regulator assembly.

Power window motor operation

[A]:

LHD

[B]:

RHD