Nissan Sentra Service Manual: ECU diagnosis information
Diagnosis sensor unit
DTC Index
DIAGNOSTIC CODE CHART
NOTE:
Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated using air bag warning lamp or CONSULT each time repair is finished. If malfunction is still observed, proceed to the next step. When malfunction is eliminated, further repair work is not required.
Flash Code Index
WARNING LAMP FLASH CODE CHART
How to read flash codes
- Put the vehicle in Diagnosis Mode. Refer to SRC-17, "Trouble Diagnosis without CONSULT".
- All codes are proceded by a seven second ”holding” flash.
- Identify how many primary flashes are displayed as well as the length of each primary flash.
- Refer to the tables and examples below to determine which SRS subsystem the code belongs to.
- Count the short secondary flashes that follow the primary flashes.
- Match the correct flashing pattern to the malfunctioning component and perform the Diagnosis Procedure.
Refer to the illustrations below for an example of each flashing pattern.
Front subsystem
Side subsystem
Air bag subsystem
Sensor subsystem
Diagnosis system (AIR BAG)
Description
CAUTION:
Never use electrical test equipment on any circuit related to the
SRS unless instructed in this Service
Manual. SRS wiring harnesses can be identified by yellow and/or o ...
Wiring diagram
SRS AIR BAG SYSTEM
Wiring Diagram
...
Other materials:
Anti-pinch inspection
Description
If any of the following operations are performed, the initialization is
necessary for normal operation of antipinch
function.
Disconnection and connection of battery cable from negative terminal.
When power window main switch replaced.
Electric power supply to power window ma ...
Hazard warning flasher switch
Push the switch on to warn other drivers when
you must stop or park under emergency conditions.
All turn signal lights flash.
WARNING
If stopping for an emergency, be sure to
move the vehicle well off the road.
Do not use the hazard warning flashers
while moving on th ...
Power supply and ground circuit
Diagnosis procedure
Regarding wiring diagram information, refer to bcs-51, "wiring diagram".
1.Check fuses and fusible link
Check that the following fuses and fusible link are not blown.
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the aff ...
