Nissan Sentra Service Manual: A-bag branch line circuit

Nissan Sentra Service Manual / Electrical & power control / Lan system / Can system (type 2) / 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:

Intermittent Incident
DESCRIPTION Sometimes the symptom is not present when the vehicle is brought in for service. If possible, re-create the conditions present at the time of the incident. Doing so may help avoid a No Trouble Found Diagnosis. The fol- lowing section illustrates ways to simulate the conditions/env ...

Map lamp
Removal and installation Removal Lower front edge of map lamp (1) down from the headlining by releasing the metal clips, then slide forward to clear pawls at rear. : Metal clip Pawl Disconnect the harness connectors from the map lamp and remove. Installation Installation is in t ...

Illumination control switch
Removal and installation Removal Remove instrument finisher d. Refer to ip-14, "exploded view". Remove the illumination control switch (1) from the switch carrier (2) using suitable tool (a). : Pawl Installation Installation is in the reverse order of removal. ...