Nissan Sentra Service Manual: ECU diagnosis information
A/C AUTO AMP
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
*:With manual A/C
ECM, IPDM E/R, BCM
List of ECU Reference
System description
COMPONENT PARTS
Component Part Location
ECM
IPDM E/R
BCM (view with combination meter
removed)
A/C auto amp. (view with A/C switch
assembly removed)
A/C switch assembly
A/C ...
Wiring diagram
Manual air conditioning system
Wiring Diagram
Manual heater system
Wiring Diagram
...
Other materials:
Basic inspection
Work Procedure
1.INSPECTION START
Check service records for any recent repairs that may indicate a related
malfunction, or a current need for
scheduled maintenance.
Open engine hood and check the following:
Harness connectors for improper connections
Wiring harness for improper c ...
Symptom diagnosis
Noise, vibration and harshness (NVH) troubleshooting
NVH troubleshooting chart
Locate the area where noise occurs.
Confirm the type of noise.
Specify the operating condition of engine.
Check specified noise source.
If necessary, repair or replace these parts.
Closely relate ...
P1550 Battery current sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1550
BAT CURRENT SENSOR
(Battery current sensor)
The output voltage of the battery current
sensor remains within the specified
r ...
