NISSAN ALMERA N16 2003 Electronic Repair Manual

YEL727D
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-205

YEL728D
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-206

MODELS WITH LCD DISPLAYNJEL0467S05
YEL730D
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-207

YEL731D
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-208

YEL732D
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-209

YEL733D
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-210

YEL734D
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-211

YEL735D
AUDIO
Wiring Diagram — AUDIO — (Cont’d)
EL-212

Trouble DiagnosesNJEL0385AUDIO UNITNJEL0385S05
Symptom Possible causes Repair order
Audio unit inoperative (no
digital display and no
sound from speakers).1. 10A fuse
2. Poor audio unit case ground
3. Audio unit1. Check 10A fuse. Turn ignition switch ON and verify
that battery positive voltage is present at the termi-
nal of audio unit.
2. Check audio unit case ground.
3. Remove audio unit for repair.
Audio unit presets are lost
when ignition switch is
turned OFF.1. 15A fuse
2. Audio unit1. Check 15A fuse and verify that battery positive volt-
age is present at the terminal of audio unit.
2. Remove audio unit for repair.
Individual rear speaker is
noisy or inoperative.1. Each speaker
2. Output circuit to each speaker1. Check speaker.
2. Check the output circuits to each speaker
between audio unit and speaker amp.
between speaker amp. and each speaker.
AM/FM stations are weak
or noisy.1. Roof antenna
2. Audio unit ground
3. Audio unit1. Check roof antenna.
2. Check audio unit ground condition.
3. Remove audio unit for repair.
Audio unit generates noise
in AM and FM modes with
engine running.1. Poor audio unit ground
2. Loose or missing ground bonding straps
3. Ignition condenser or rear window defog-
ger noise suppressor condenser
4. Ignition coil or secondary wiring
5. Audio unit1. Check audio unit ground.
2. Check ground bonding straps.
3. Replace ignition condenser or rear window defogger
noise suppressor condenser.
4. Check ignition coil and secondary wiring.
5. Remove audio unit for repair.
Audio unit generates noise
in AM and FM modes with
accessories on (switch
pops and motor noise).1. Poor audio unit ground
2. Antenna
3. Accessory ground
4. Faulty accessory1. Check audio unit ground.
2. Check antenna.
3. Check accessory ground.
4. Replace accessory.
InspectionNJEL0221AUDIO UNITNJEL0221S01All voltage inspections are made with:
Ignition switch ON or ACC
Audio unit ON
Audio unit connected (If audio unit is removed for inspection, supply a ground to the case using a jumper
wire.)
ANTENNANJEL0221S02Using a jumper wire, clip an auxiliary ground between antenna and body.
If reception improves, check antenna ground (at body surface).
If reception does not improve, check main feeder cable for short circuit oropen circuit.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUDIO
Trouble Diagnoses
EL-213

Location of AntennaNJEL0468
YEL825D
YEL826D
Antenna Rod ReplacementNJEL0469REMOVALNJEL0469S011. Remove front portion of headliner.
2. Remove antenna base cover.
3. Remove antenna base fixing nut and antenna base.
AUDIO ANTENNA
Location of Antenna
EL-214