Nissan Sentra Service Manual: A-bag branch line circuit
Diagnosis procedure
Warning:
Always observe the following items for preventing accidental activation.
- Before servicing, turn ignition switch off, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.)
- Never use unspecified tester or other measuring device.
1.Check connector
- Turn the ignition switch off.
- Disconnect the battery cable from the negative terminal.
- Check the terminals and connectors of the air bag diagnosis sensor unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? Yes >> go to 2.
No >> replace the main harness.
2.Check air bag diagnosis sensor unit
Check the air bag diagnosis sensor unit. Refer to src-38, "work flow".
Is the inspection result normal? Yes >> replace the main harness.
No >> replace parts whose air bag system has a malfunction.
Tcm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and ...
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 ...
Other materials:
Diagnosis system (ipdm e/r) (with intelligent key system)
Diagnosis description
Auto active test
Description
In auto active test, the IPDM E/R sends a drive signal to the following
systems to check their operation.
Front wiper (lo, hi)
Parking lamp
License plate lamp
Tail lamp
Front fog lamp (if equipped)
Headlamp (LO, HI)
A/C compress ...
Front door glass
Removal and Installation
REMOVAL
WARNING:
Before servicing, turn ignition switch OFF, disconnect both
battery terminals and wait at least three
minutes.
Do not use air tools or electric tools for servicing.
NOTE:
LH front door panel shown; RH side similar
Disconnect the battery ...
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 injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
