Toyota
Nissan Versa
 Sedan Service Manual
Restraints » SRS Airbag control system (SRC) » B1017, B1018, B1020, B1021, B1022, B1025, B1032, B1048 OCS System
Diagnosis Procedure

1.HARNESS CONNECTOR

Visually inspect all applicable harness connectors for the following:

  • Visible damage to connector or terminal
  • Loose terminal
  • Poor connection

NOTE: All harness connectors should be inspected from the air bag diagnosis unit to the end component (including any in-line connectors).

Is the inspection result normal?

YES >> GO TO 2.

NO >> Perform one of the following repairs:

  • Visible damage: Replace the harness.
  • Loose terminal: Secure the terminal.
  • Poor connection: Secure the connection.

2.CONFIRM DTC

  1. Reconnect all harness connectors.
  2. Turn ignition switch ON.
  3. Check for DTC using CONSULT.

Is DTC still current?

YES >> GO TO 3

NO >> Refer to GI5 "Intermittent Incident".

3.WIRING HARNESS

Check the wiring harness for visible damage NOTE.

NOTE: The entire wiring harness should be inspected from the air bag diagnosis sensor unit to the end component (including any in-line connectors).

Is the inspection result normal?

YES >> GO TO 4.

NO >> Replace the harness.

4.CONFIRM DTC

  1. Reconnect all harness connectors.
  2. Turn ignition switch ON.
  3. Check for DTC using CONSULT.

Is DTC still current?

YES >> GO TO 5.

NO >> Refer toGI "Intermittent Incident".

5.AIR BAG DIAGNOSIS SENSOR UNIT

  1.  Replace the air bag diagnosis sensor unit. Refer to SR "Removal and Installation".
  2.  Turn ignition switch ON.
  3.  Check for DTC using CONSULT.

Is DTC still current?

YES >> GO TO 6.

NO >> Clear DTC. Inspection End.

6.REPLACE OCS CONTROL UNIT AND SENSORS

Replace the OCS control unit and OCS sensors (seat frame and adjuster assembly). Refer to SR "Removal and Installation".

>> END

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    Nissan Versa Sedan Service Manual / Restraints / SRS Airbag control system (SRC) / B1017, B1018, B1020, B1021, B1022, B1025, B1032, B1048 OCS System / Diagnosis Procedure

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