Nissan Sentra Service Manual: Power supply routing circuit
Wiring Diagram — Battery Power Supply —
Wiring Diagram — Accessory Power Supply —
Wiring Diagram — Ignition Power Suppl
y —
Fuse
- If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
- Use fuse of specified rating. Never use fuse of more than specified rating.
- Do not partially install fuse; always insert it into fuse holder properly.
- Remove fuse for “electrical parts (bat)” if vehicle is not used for a long period of time.
Fusible Link
A melted fusible link can be detected either by visual inspection or by feeling with finger tip. If its condition is questionable, use circuit tester or test lamp.
- Fusible link
Caution:
- If fusible link should melt, it is possible that critical circuit (power supply or large current carrying circuit) is shorted. In such a case, carefully check and eliminate cause of malfunction.
- Never wrap outside of fusible link with vinyl tape. Important: never let fusible link touch any other wiring harness, vinyl or rubber parts.
Ground
Ground distribution
Main harness
Engine room harness
Engine control harness
Body harness
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Other materials:
Symptom diagnosis
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
custom ...
Symptom diagnosis
Combination switch system symptoms
Symptom Table
Perform the data monitor of consult to check for any malfunctioning
item.
Check the malfunction combinations.
Identify the malfunctioning part from the agreed combination and repair
or replace the part.
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Diagnosis system (BCM)
Common item
Common item : consult function (bcm -
common item)
Application item
Consult performs the following functions via can communication with bcm.
Direct diagnostic mode
Description
ECU identification
The bcm part number is displayed.
Self Diagnostic Result
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