ACURA NSX 1991 Service Repair Manual

Master Switc h Tes t
1. Remov e th e doo r pane l (se e sectio n 20 ).
2 . Disconnec t th e 12- P connector .
3 . Chec k fo r continuit y betwee n th e terminal s i n eac h
switc h positio n accordin g t o th e tables .
View fro m wir e sid e
MASTE RSWITCH
Driver's Switc h
Switc h Ligh t
Passenger'
s Switc h
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Power Window s
Passenger' s Switc h Tes t
1. Remov e th e doo r pane l (se e sectio n 20 ).
2 . Disconnec t th e 8- P connector .
View fro m wir e sid e
3. Chec k fo r continuit y betwee n th e terminal s i n eac h
switc h positio n accordin g t o th e table.
Maste r Switc h Replacemen t
1. Remov e th e doo r pane l (se e sectio n 20 ).
2 . Remov e th e fou r screws , the n remov e th e powe r
windo w maste r switc h fro m th e doo r panel .
DOOR PANE L
MASTE RSWITCH
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Passenger's Switc h Replacemen t
1. Remov e th e doo r pane l (se e sectio n 20 ).
2 . Remov e th e tw o screws , the n remov e th e
passenger' s switc h fro m th e doo r panel .
DOOR PANE L
SCREW S
PASSENGER' S
SWITCH
3. Instal l i n th e revers e orde r o f removal .
Switch Ligh t Bul b Replacemen t
1. Remov e th e doo r pane l (se e sectio n 20 ).
2 . Remov e th e fou r screws , the n remov e th e powe r
window switc h fro m th e doo r panel .
NOTE: Driver' s doo r i s shown . Passenger' s doo r i s
similar .
DOOR PANE L
SCREW S
MASTERSWITCH
3. Remov e th e powe r windo w switc h bulb .
BULB (0.91W )
4. Instal l i n th e revers e orde r o f removal .
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Power Window s
Driver's Moto r Tes t
Moto r Test :
1 . Remov e th e doo r pane l (se e sectio n 20 ).
2 . Disconnec t th e 4- P connecto r fro m th e driver' s
motor.
View fro m
wir e sid e
3. Tes t th e moto r b y connectin g batter y powe r t o th e
No . 4 termina l an d groun d t o th e No . 3 terminal .
Tes t th e moto r i n eac h direction , b y switchin g th e
lead s fro m th e battery .
CAUTION : Whe n th e moto r stop s running , discon -
nec t on e lea d immediately .
4 . I f th e moto r doe s no t run , replac e it .
Pulse r Test :
Connec t th e tes t lead s of an analo g ohmmete r t o th e
No . 1 an d No . 2 terminal s an d chec k fo r needl e move -
men t whil e runnin g th e moto r b y connectin g batter y
powe r t o th e No . 4 an d groun d t o th e No . 3 terminal .
Th e analo g ohmmete r needl e shoul d mov e bac k an d
fort h alternately .
PULSER
Passenger' s Moto r Tes t
1. Remov e th e doo r pane l (se e sectio n 20 ).
2 . Disconnec t th e 2- P connecto r fro m th e motor .
View fro m wir e sid e
3. Tes t th e moto r b y connectin g batter y powe r t o th e
No . 1 termina l an d groun d t o th e No . 2 terminal .
Test th e moto r i n eac h direction , b y switchin g th e
leads .
CAUTION : Whe n th e moto r stop s running , discon -
nect on e lea d immediately .
4 . I f th e moto r doe s no t run , replac e it .
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Relay Test

1. Remove the power window relay in the under-hood

fuse/relay box.

2. Check continuity at the relay terminals.

• There should be continuity between the C and D

terminals.

• There should be continuity between the A and B

terminals when power and ground are connect-

ed to the C and D terminals.

• There should be no continuity between the A and

B terminals when power is disconnected.ProCarManuals.com

Power Seats
Component Location Index
PASSENGER'S SEAT

DRIVER'S SEAT
RECLINE MOTOR
Test, page 23-273 ('93-'96) ('91-'92) ENGINE COMPARTMENT
FUSE/RELAY BOX
SLIDE MOTOR Test, page 23-281 POWER SEAT SWITCH

Test, page 23-280ProCarManuals.com

Power Seats

Seat Switch Test

CAUTION: Be careful not to damage the seats, the

interior trim or the body.

1. Remove the two screws, then remove the power

seat switch from the power seat.

2. Disconnect the 5-P connectors from each power seat

switch.

3. Check for continuity between the terminals, in each

switch position, according to the table.

RECLINE

SWITCH

SLIDE

SWITCHProCarManuals.com

Motor Test

CAUTION: Be careful not to damage the seats, the

interior trim or the body.

1. Remove the power seat, then disconnect the 2-P

connector from the slide motor.

2. Remove the two screws, then remove the power

seat switch from the power seat.

3. Disconnect the 5-P connector from the power seat

switch (recline switch side).

View from

wire side

SLIDE

MOTOR
RECLINE

MOTOR

View from

wire side
4. Test motor operation.

CAUTION: When the motor stops running, discon-

nect power immediately.

FORWARD

SLIDE: Connect battery power to the No. 6

terminal and ground to the No. 7

terminal.

BACKWARD

SLIDE: Connect battery power to the No. 7

terminal and ground to the No. 6

terminal.

FORWARD

RECLINE: Connect battery power to the No. 4

terminal and ground to the No. 1

terminal.

BACKWARD

RECLINE: Connect battery power to the No. 1

terminal and ground to the No. 4

terminal.

NOTE: If a motor does not run, reverse the power

and ground connections. If the motor still does not

run, the motor or the wire harness is faulty.

5-P CONNECTOR
2-P CONNECTORProCarManuals.com

Rear Windo w Defogge r
Componen t Locatio n Inde x
SRS component s ar e locate d i n thi s area . Revie w th e
SR S componen t locations , precautions , an d procedure s
in th e SR S sectio n 24 befor e performin g repair s o r ser -
vice .
REA R WINDO W DEFOGGE R
TIME R CIRCUI T
(I n th e integrate d contro l unit )
REAR WINDO W DEFOGGE R
Functio n Test , pag e 23-28 8
UNDER-DAS H FUS E BO X
REA R WINDO W
DEFOGGE R RELA YTest, pag e 23-28 6
ENGINE COMPARTMEN T
FUSE/RELAY BO X
Descriptio n
The rea r windo w defogge r i s controlle d b y th e integrate d contro l unit . Whe n th e defogge r switc h i n th e combinatio n
switc h i s pushed , i t send s a signa l t o th e defogge r time r i n th e integrate d contro l unit , an d th e defogge r stay s o n fo r 2 5
minute s (4 0 minute s fo r Canad a models ) o r unti l th e ignitio n switc h is turne d off .
Th e indicato r ligh t i n th e switc h show s whe n th e defogge r i s on .
REA R WINDO W
DEFOGGE R SWITC H
Removal , pag e 23-28 5
Test , pag e 23-28 7
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Troubleshooting
Rear Window Defogger

NOTE: The numbers in the table show the troubleshooting sequence.ProCarManuals.com