Nissan Sentra Service Manual: Ecu diagnosis information
Bcm, ipdm e/r
List of ecu reference
System
System Description
Operation description
A/C control transmits rear window defogger switch signal to A/C auto
amp. when rear window defogger
switch turns ON while ignition switch is ON.
...
Wiring diagram
Rear window defogger system
Wiring diagram
...
Other materials:
Daytime light relay circuit
Description
The bcm sends a daytime light request to the ipdm e/r via the can
communication lines. The power flows
through fuse 29 located in fuse block j/b to the daytime light relay coil. When
the ipdm e/r operates the daytime
light relay, power is sent to the daytime lamps.
Diagnosis proc ...
S terminal circuit
Description
The output voltage of the generator is controlled by the IC regulator at
terminal “S” detecting the input voltage
from battery.
The “S” terminal circuit detects the battery voltage to adjust the generator
output voltage with the IC voltage
regulator.
Diagn ...
Basic inspection
Diagnosis and repair work flow
Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurs).
Check operation condition of the function th ...
