1999 NISSAN PICK-UP Repair Manual

Wiring Diagram Ð H/SEAT Ð
HEL759A
HEATED SEAT
EL-2106

HEL379A
HEATED SEAT
Wiring Diagram Ð H/SEAT Ð (Cont'd)
EL-2107

Schematic/Without Interruption Detection
Function
HEL760A
POWER WINDOW
EL-2108

Wiring Diagram Ð WINDOW Ð/Without
Interruption Detection Function
HEL761A
POWER WINDOW
EL-2109

HEL762A
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/Without
Interruption Detection Function (Cont'd)
EL-2110

HEL763A
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/Without
Interruption Detection Function (Cont'd)
EL-2111

HEL764A
POWER WINDOW
Wiring Diagram Ð WINDOW Ð/Without
Interruption Detection Function (Cont'd)
EL-2112

Trouble Diagnoses/Without Interruption
Detection Function
Symptom Possible cause Repair order
None of the power windows can be
operated using any switch.1. 30A fusible link and circuit
breaker-1
2. Grounds
M1andM54
3. Power window relay
4. Open/short in power window
main switch circuit1. Check 30A fusible link (letter
b, located in fusible
link and fuse box) and circuit breaker-1, located in
fuse block. Turn ignition switch ``ON'' and verify bat-
tery positive voltage is present at terminal
V1of
power window main switch and terminal
V5of sub-
switch.
2. Check grounds
M1andM54.
3. Check power window relay.
4. Check harness 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 regu-
lator circuit
2. Driver side power window regu-
lator1. Check harness between power window main switch
and power window regulator for open or short circuit.
2. Check driver side power window regulator.
One or some of power window
except driver side power window
cannot be operated.1. Power window sub-switch
2. Passenger side power window
regulator
3. Power window main switch
4. Power window circuit1. Check power window sub-switch.
2. Check power window regulator of malfunctioning
power window.
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
function cannot be operated using
power window main switch.1. Power window main switch 1. Check power window main switch.
POWER WINDOW
EL-2113