fuses NISSAN ALMERA N16 2003 Electronic Repair Manual

2 CHECK BATTERY AND ALTERNATOR
Check that the proper type of battery and alternator is installed.
Refer to SC-37, “Battery” and SC-38, “Alternator”.
OK or NG
OK GO TO 5.
NG Replace with a proper one.
3 CHECK JUMPER CABLES INSTALLATION
Check that the jumper cables are connected in the correct sequence.
SEF439Z
OK or NG
OK GO TO 4.
NG Reconnect jumper cables properly.
4 CHECK BATTERY FOR BOOSTER
Check that the battery for the booster is a 12V battery.
OK or NG
OK GO TO 5.
NG Change the vehicle for booster.
5 PERFORM DTC CONFIRMATION PROCEDURE AGAIN
Perform “DTC Confirmation Procedure”, EC-183, again.
OK or NG
OK GO TO 6.
NG Replace ECM.
6 CHECK ELECTRICAL PARTS DAMAGE
Check the following for damage.
Wiring harness and harness connectors for burn
Fuses for short
OK or NG
OKINSPECTION END
NG Repair or replace malfunctioning part.
DTC P1660 BATTERY VOLTAGEYD
Diagnostic Procedure (Cont’d)
EC-184

ATC-56
TROUBLE DIAGNOSIS
DIAGNOSTIC PROCEDURE FOR A/C SYSTEM
SYMPTOM: A/C system does not come on.
1. CHECK POWER SUPPLY CIRCUIT FOR AUTO AMP.
OK or NG
OK >> GO TO 2.
NG >> Check 10A fuses (Nos. 10 and 12) and 15A fuses (Nos. 14 and 16) located in the fuse block.
●If fuses are OK, check for open circuit in wiring harness. Repair or replace as necessary.
●If fuses are NG, replace fuse and check wiring harness for short circuit. Repair or replace as
necessary.
2. CHECK GROUND CIRCUIT FOR AUTO AMP.
OK or NG
OK >> Replace auto amp. INSPECTION END
NG >> Repair or replace harness.
RJIA0768E
Terminal Ignition switch position
(+)
(-) OFF ACC ON
Auto amp.
connectorTerminal No.
(Wire color)
M20526 (R/B)
GroundApprox.
12VApprox.
12VApprox.
12V
27 (Y/G)Approx.
0VApprox.
0VApprox.
12V
33 (L/W)Approx.
0VApprox.
12VApprox.
12V
RJIA0769E
Terminal
Continuity (+)
(-)
Auto amp. con-
nectorTe r m i n a l N o .
(Wire color)
M205 24 (B) Ground Yes
RJIA0770E

ATC-72
TROUBLE DIAGNOSIS
1. CHECK POWER SUPPLY FOR BLOWER MOTOR
Disconnect blower motor harness connector.
OK or NG
OK >> GO TO 2.
NG >> Check power supply circuit and 15A fuses (Nos. 14 and
16, located in the fuse block). Refer to EL-11, "POWER
SUPPLY ROUTING".
●If OK, check for open circuit in wiring harness. Repair or replace as necessary.
●If NG, replace fuse and check wiring harness for short circuit. Repair or replace as necessary.
2. CHECK FAN FEED BACK CIRCUIT
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK BLOWER MOTOR
Refer to COMPONENT INSPECTION.
OK or NG
OK >> GO TO 4.
NG >> Replace blower motor.
4. CHECK POWER SUPPLY FOR FAN CONTROL AMP.
1. Reconnect blower motor connector.
2. Disconnect fan control amp. harness connector.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
Terminal
Vo l ta g e (+)
(-)
Blower motor con-
nectorTerminal No.
(Wire color)
M59 1 (L/W) Ground Approx. 12V
RJIA0524E
Te r m i n a l
Condition Voltage (+)
(-)
Auto amp.
connectorTerminal No.
(Wire color)
M205 34 (L/B) Ground Fan speed: 1st Approx. 8V
RJIA0787E
Te r m i n a l
Voltag e (+)
(-)
Fan control amp.
connectorTerminal No.
(Wire color)
M190 3 (L/B) Ground Approx. 12V
RJIA0526E

Screen of upper zone Possible case Trouble diagnosis
Error code “1” is displayed on digit 9
MKIB0224E
The circuit between display unit and A/C
auto amp. is open.Refer to EL-231, “A/C Auto Amp. Circuit
Check” .
POWER SUPPLY AND GROUND CIRCUIT CHECK FOR
DISPLAY UNIT
NJEL0637S03
1 CHECK FUSE
Check that the following fuses in display are blown.
MTBL1461
OK or NG
OK GO TO 2.
NG If fuse is blown, be sure to eliminate cause of problem before installingnew fuse. Refer
to EL-12, “POWER SUPPLY ROUTING”.
VFD DISPLAY
Trouble Diagnosis (Cont’d)
EL-224

POWER SUPPLY AND GROUND CIRCUIT CHECK FOR
MULTIFUNCTION SWITCH
NJEL0637S04
1 CHECK FUSES
Check the fuse below.
MTBL1463
OK or NG
OK GO TO 2.
NG If fuse is blown, be sure to eliminate cause of problem before installingnew fuse. Refer
to EL-12, “POWER SUPPLY ROUTING”.
2 POWER SUPPLY CIRCUIT CHECK
1. Disconnect multifunction switch connector.
MKIB0103E
2. Check voltage between multifunction switch and ground.
MTBL1464
OK or NG
OK GO TO 3.
NG Check harness for open or short between multifunction switch and fuse.
VFD DISPLAY
Trouble Diagnosis (Cont’d)
EL-226

Power Supply and Ground Circuit CheckNJEL0588
1 CHECK FUSES
Check that any of the fuse in smart entrance control unit is blown.
MTBL1459
OK or NG
OK GO TO 2.
NG Replace malfunctioning fuse.
2 POWER SUPPLY CIRCUIT CHECK
1. Disconnect smart entrance control unit connector.
MKIB0013E
2. Check the following.
MTBL1460
OK or NG
OK GO TO 3.
No Check harness for open or short between smart entrance control unit and fuse.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
SMART ENTRANCE CONTROL SYSTEM
Power Supply and Ground Circuit Check
EL-379

Power Supply and Ground Circuit CheckNJEL0605
1 CHECK FUSE
Check that the following fuses of the AV and NAVI control unit are not blown.
MTBL1516
OK or NG
OK GO TO 2.
NG If fuse is blown, be sure to eliminate case of problem before installing new fuse. EL-12,
“POWER SUPPLY ROUTING”.
2 POWER SUPPLY CIRCUIT CHECK
1. Disconnect the AV and NAVI control unit connector.
2. Check voltage between AV and NAVI control unit and ground.
SKIA1407E
MTBL1517
OK or NG
OK GO TO 3.
NG Check harness for open or short between AV and NAVI control unit and fuse.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
NAVIGATION SYSTEM
Power Supply and Ground Circuit Check
EL-467

Check Display Unit, Multifunction Switch
Power, and Ground Circuit
=NJEL0606
1 CHECK FUSE
Check for blown fuses at display unit along with multifunction switch fuses listed below.
MTBL1518
OK or NG
OK GO TO 2.
NG Replace the fuse.
2 POWER SUPPLY CIRCUIT INSPECTION
1. Disconnect display unit or multifunction switch connector.
2. Check voltage between as following unit and ground.
MKIB0259E
MTBL1519
OK or NG
OK GO TO 3.
NG Replace display unit or multifunction switch power circuit harness.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
NAVIGATION SYSTEM
Check Display Unit, Multifunction Switch Power, and Ground Circuit
EL-469

BLOWER MOTOR CIRCUIT=NJHA0147SYMPTOM:
Blower motor does not rotate.
Symptom
table No.INCIDENT
1 Fan fails to rotate.
2 Fan does not rotate at 1-speed.
3 Fan does not rotate at 2-speed.
4 Fan does not rotate at 3-speed.
5 Fan does not rotate at 4-speed.
1 DIAGNOSTIC PROCEDURE
Check if blower motor rotates properly at each fan speed.
Conduct checks as per symptom table at above.
1GO TO 2.
2, 3, 4GO TO 8.
5GO TO 10.
2 CHECK POWER SUPPLY FOR BLOWER MOTOR
1. Disconnect blower motor harness connector.
2. Do approx. 12 volts exist between blower motor harness terminal No. 1 andbody ground?
RHA343FD
YesorNo
Ye s G O T O 3 .
No Check 15A (Nos. 14 and 16) fuses at fuse block. Refer to EL-14, “Wiring Diagram —
POWER —”.
TROUBLE DIAGNOSESMANUAL
Blower Motor (Cont’d)
HA-46