1998 NISSAN PICK-UP Repair Manual

HEL381A
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/LHD Models
(Cont'd)
EL-159

HEL956
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/LHD Models
(Cont'd)
EL-160

Wiring Diagram Ð WINDOW Ð/RHD Models
HEL957
POWER WINDOW
EL-161

HEL958
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/RHD Models
(Cont'd)
EL-162

HEL959
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/RHD Models
(Cont'd)
EL-163

HEL960
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/RHD Models
(Cont'd)
EL-164

Trouble Diagnoses
Symptom Possible cause Repair order
None of the power windows can be
operated using any switch.1. 10A fuse, 30A fusible link and
M52circuit breaker
2. Grounds
M1andM54
3. Power window relay
4. Open/short in power window
main switch circuit1. Check 10A fuse (No.
14, located in fuse block), 30A
fusible link (letter
b, located in fusible link and fuse
box) and
M52circuit breaker. Turn ignition switch
``ON'' and verify battery positive voltage is present at
terminal
V1of power window main switch and termi-
nal
V5of sub-switch.
2. Check grounds
M1andM54.
3. Check power window relay.
4. Check W wire between power window relay and power
window main switch for open/short circuit.
Driver side power window cannot be
operated but other windows can be
operated.1. Driver side power window regula-
tor circuit
2. Driver side power window regula-
tor1. Check harness between power window main switch
and power window regulator for open or short circuit.
2. Check driver side power window regulator.
Passenger power window cannot be
operated.1. Power window sub-switches
2. Passenger side power window
regulators
3. Power window main switch
4. Power window circuit1. Check power window sub-switch.
2. Check passenger side power window regulator.
3. Check power window main switch.
4-1. Check harnesses between power window main
switch and power window sub-switch for open/short
circuit.
4-2. Check harnesses between power window sub-
switch and power window regulator for open/short
circuit.
Passenger power window cannot be
operated using power window main
switch but can be operated by power
window sub-switch.1. Power window main switch 1. Check power window main switch.
Driver side power window auto func-
tion cannot be operated using power
window main switch.1. Power window main switch 1. Check power window main switch.
POWER WINDOW
EL-165

System Description
Power is supplied at all times
lthrough 30A fusible link (Letter (No.b, located in the fusible link and fuse box)
lto circuit breaker terminalV1
lthrough circuit breaker terminalV2
lto door lock timer terminalV3.
Ground is supplied to door lock timer terminal
V1through body groundsM1andM54.
INPUT
When the door lock & unlock switch (power window main switch) is in LOCKED position, ground signal is
supplied
lto door lock timer terminalV5
lthrough door lock & unlock switch terminalV14
lto door lock & unlock switch terminalV3
lthrough body groundsM1andM54.
When the door lock & unlock switch (power window main switch) is in UNLOCKED position, ground signal
is supplied
lto door lock timer terminalV8
lthrough door lock & unlock switch terminalV7
lto door lock & unlock switch terminalV3
lthrough body groundsM1andM54.
Driver side door key cylinder and driver side lock knob are connected to lock knob switch with a rod. When
lock knob switch is in UNLOCKED position, ground signal is supplied
lto door lock timer terminalV6
lthrough lock knob switch terminalV2
lto driver side lock knob switch terminalV1
lthrough body groundsM1andM54.
When lock knob switch is in LOCKED position, ground signal is interrupted.
Door lock operates according to the conditions of the door lock & unlock switch (power window main switch)
and lock knob switch.
OUTPUT
Unlock
Ground is supplied
lto passenger side door lock actuator, rear door lock actuator LH and RH terminalV1(double cab mod-
els)
lthrough door lock timer terminalV2.
Power is supplied
lto passenger side door lock actuator, rear door lock actuator LH and RH terminalV2(double cab mod-
els)
lthrough door lock timer terminalV4.
Then, the doors are unlocked.
Lock
Ground is supplied
lto passenger side door lock actuator, rear door lock actuator LH and RH terminalV2
lthrough door lock timer terminalV4.
Power is supplied
lto passenger side door lock actuator, rear door lock actuator LH and RH terminalV1
lthrough door lock timer terminalV2.
Then, the doors are locked.
POWER DOOR LOCK
EL-166