Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Sentra 2000-2005 Approved Nissan Sentra 2003 AV
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K ELECTRICAL
A
B
SECTION
AUDIO, VISUAL & TELEPHONE SYSTEM C
D
E
CONTENTS
AUDIO ........................................................................ 2
. PREMIUM SYSTEM ............................................. 9 . F
System Description ................................................. 2 . Inspection ................................................................ 9
.
BASE SYSTEM .................................................... 2 . AUDIO UNIT ......................................................... 9
.
MID LEVEL SYSTEM ........................................... 2 . ANTENNA ............................................................ 9
. G
PREMIUM SYSTEM ............................................ 2 . Audio Unit/CD Changer (If Equipped) Removal and
Wiring Diagram -- AUDIO -- /Base and Mid Level Installation ............................................................... 9
.
System .................................................................... 4
. LOCKING CD CHANGER UNIT MECHANISM ... 10
H
Wiring Diagram -- AUDIO -- /Premium System ..... 6 Subwoofer (With Premium Audio System) Removal
Trouble Diagnoses .................................................. 8 . and Installation ...................................................... 10
.
AUDIO UNIT ........................................................ 8 . Location of Antenna ............................................... 11 .
BASE AND MID LEVEL SYSTEM ....................... 8 . Antenna Removal and Installation ......................... 11 . I
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AV-1
AUDIO
AUDIO PFP:28111
System Description EKS003AI
BASE SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times:
q through 15A fuse (No. 32, located in the fuse and fusible link box)
q to audio unit terminal 6.
With the ignition switch in the ACC or ON position, power is supplied:
q through 10A fuse [No. 1, located in the fuse block (J/B)]
q to audio unit terminal 10.
Ground is supplied through the case of the audio unit.
Audio signals are supplied:
q through audio unit terminals 1, 2, 3, 4, 13, 14, 15 and 16
q to terminals + and - of front door speaker LH and RH
q to terminals + and - of rear speaker LH and RH.
MID LEVEL SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times:
q through 15A fuse (No. 32, located in the fuse and fusible link box)
q to audio unit terminal 6,
q to CD changer terminal 24 (with CD changer), and
q to subwoofer amp. terminal 8.
With the ignition switch in the ACC or ON position, power is supplied:
q through 10A fuse [No. 1, located in the fuse block (J/B)]
q to audio unit terminal 10, and
q to CD changer terminal 21 (with CD changer).
Ground is supplied through the case of the audio unit and CD changer (with CD changer).
Ground is supplied to subwoofer amp. terminal 7 through body grounds B13 and B19.
Audio signals are supplied:
q through audio unit terminals 1, 2, 3, 4, 13, 14, 15 and 16
q to terminals + and - of front door speaker LH and RH
q to terminals + and - of rear speaker LH and RH
q to terminals + and - of pillar tweeter LH and RH and
q to terminals 1, 2, 3 and 4 of subwoofer amp.
PREMIUM SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times:
q through 15A fuse (No. 32, located in the fuse and fusible link box)
q to audio unit terminal 6 and
q to CD changer terminal 24 (with CD changer), and
q through 20A fuse (No. 42, located in the fuse and fusible link box)
q to audio amplifier terminals 5 and 12.
With the ignition switch in the ACC or ON position, power is supplied:
q through 10A fuse [No. 1, located in the fuse block (J/B)]
q to audio unit terminal 10 and
q to CD changer terminal 21 (with CD changer).
Ground is supplied through the case of the audio unit and CD changer (with CD changer).
Ground is supplied
q to audio amplifier terminals 4 and 11
AV-2
AUDIO
q through body grounds B13 and B19.
Audio signals are supplied: A
q through audio unit terminals 1, 2, 3, 4, 13, 14, 15 and 16
q to audio amplifier terminals 15, 16, 17, 20, 21, 22, 23 and 24.
B
The audio signals are amplified by the audio amplifier and then supplied:
q through audio amplifier terminals 1, 2, 3, 6, 7, 8, 9 and 10.
q to terminals + and - of front door speaker LH and RH C
q to terminals + and - of rear speaker LH and RH
q to terminals + and - of pillar tweeter LH and RH and
q to terminals 1, 2, 3 and 4 of subwoofer. D
E
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AV-3
AUDIO
Wiring Diagram -- AUDIO -- /Base and Mid Level System EKS003AJ
LKWA0129E
AV-4
AUDIO
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WKWA0153E
AV-5
AUDIO
Wiring Diagram -- AUDIO -- /Premium System EKS003AK
LKWA0130E
AV-6
AUDIO
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B
C
D
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F
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WKWA0499E
AV-7
AUDIO
Trouble Diagnoses EKS003AL
AUDIO UNIT
Symptom Possible causes Repair order
Audio unit inoperative (no 1. 10A fuse 1. Check 10A fuse [No. 1, located in fuse block (J/B)].
digital display and no 2. Poor audio unit case ground Turn ignition switch ON and verify that battery positive
sound from speakers). voltage is present at terminal 10 of audio unit.
3. Audio unit
2. Check audio unit case ground.
3. Remove audio unit for repair.
Audio unit presets are lost 1. 15A fuse 1. Check 15A fuse [No. 32, located in fuse and fusible
when ignition switch is 2. Audio unit link box] and verify that battery positive voltage is
turned OFF. present at terminal 6 of audio unit.
2. Remove audio unit for repair.
AM/FM stations are weak 1. Antenna 1. Check antenna.
or noisy. 2. Poor audio unit case ground 2. Check audio unit case ground.
3. Audio unit 3. Remove audio unit for repair.
Audio unit generates noise 1. Poor audio unit case ground 1. Check audio unit case ground.
in AM and FM modes with 2. Loose or missing ground bonding straps 2. Check ground bonding straps.
engine running.
3. Ignition condenser or rear window defog- 3. Replace ignition condenser or rear window defogger
ger noise suppressor condenser noise suppressor condenser.
4. Ignition coil(s) 4. Check ignition coil(s).
5. Audio unit 5. Remove audio unit for repair.
Audio unit generates noise 1. Poor audio unit case ground 1. Check audio unit case ground.
in AM and FM modes with 2. Antenna 2. Check antenna.
accessories on (switch
3. Accessory ground 3. Check accessory ground.
pops and motor noise).
4. Faulty accessory 4. Replace accessory.
BASE AND MID LEVEL SYSTEM
Symptom Possible causes Repair order
Individual speaker is noisy 1. Speaker 1. Check speaker.
or inoperative. 2. Audio unit output 2. Check audio unit output voltages.
3. Speaker circuit 3. Check circuits for open or short between the audio unit
4. Audio unit and the speaker.
4. Remove audio unit for repair.
Audio unit controls are 1. Speaker 1. Check speaker.
operational, but no sound 2. Speaker circuit 2. Check circuits for open or short between the audio unit
is heard from any speaker. and the speaker.
3. Audio unit
3. Remove audio unit for repair.
AV-8
AUDIO
PREMIUM SYSTEM
Symptom Possible causes Repair order
A
Audio unit controls are 1. 20A fuse 1. Check 20A fuse (No. 42, located in fuse and fusible
operational, but no sound 2. Amp. ON/OFF signal circuit link box). Verify that battery positive voltage is present
is heard from any speaker. at audio amplifier terminals 5 and 12. B
3. Audio amplifier ground
2. Check harness continuity between audio unit terminal
4. Audio unit
12 and audio amplifier terminal 13.
5. Audio amplifier
3. Check harness continuity between audio amplifier ter- C
minals 4 and 11 and ground.
4. Remove audio unit for repair.
5. Remove audio amplifier for repair. D
Individual speaker is noisy 1. Speaker 1. Check speaker.
or inoperative. 2. Output circuit to individual speaker 2. Check the output circuits to individual speaker
3. Audio unit ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo