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:
Dlc branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the data link connector for
damage, bend and loose connection
(connector side and harness side).
Is the inspection resul ...
Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat
belt
pre-tensioner"
The supplemental restraint system such as “air bag” and “seat belt pre-tensioner”,
used along
with a front seat belt, helps to reduce the risk or severity of inju ...
Booster seats
Precautions on booster seats
WARNINGIf a booster seat and seat belt are not
used
properly, the risk of a child being injured in
a sudden stop or collision greatly
increases:
Make sure the shoulder portion of
the belt is away from the child’s face
and neck and t ...