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:
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 ...
Waxing
Regular waxing protects the paint surface and
helps retain new vehicle appearance. Polishing is
recommended to remove built-up wax residue
and to avoid a weathered appearance before
re-applying wax.
A NISSAN dealer can assist you in choosing the
proper product.
Wax your vehicle only afte ...
Battery terminal with fusible link
Exploded view
Battery terminal with fusible link
Harness connector
Removal and installation
Removal
Loosen the battery terminal nuts and disconnect both battery negative and
positive terminals. Refer to
pg-50, "exploded view".
Caution:
To prevent damage to the parts, di ...
