Toyota RAV4 manuals

Toyota Sienna Service Manual: Short to GND in Side Squib RH Circuit

DTC B0112/41 Short to GND in Side Squib RH Circuit

DESCRIPTION

The side squib RH circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH.

The circuit instructs the SRS to deploy when deployment conditions are met.

DTC B0112/41 is recorded when a short to ground is detected in the side squib RH circuit.

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

HINT:

1 CHECK FRONT SEAT SIDE AIRBAG ASSEMBLY RH (SIDE SQUIB RH)

 CHECK FRONT SEAT SIDE AIRBAG ASSEMBLY RH

  1. Turn the ignition switch to the LOCK position.
  2.  Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
  3.  Disconnect the connectors from the front seat side airbag assembly RH.
  4.  Connect the black wire side of SST (resistance 2.1 Ω) to the floor wire No. 2.

CAUTION: Never connect a tester to the front seat side airbag assembly RH (side squib RH) for measurement, as this may lead to a serious injury due to airbag deployment.

NOTICE: Do not forcibly insert the SST into the terminals of the connector when connecting.

Insert the SST straight into the terminals of the connector.

SST 09843-18060

  1.  Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
  2.  Turn the ignition switch to the ON position, and wait for at least 60 seconds.
  3.  Clear the DTCs stored in memory.
  4.  Turn the ignition switch to the LOCK position.
  5.  Turn the ignition switch to the ON position, and wait for at least 60 seconds.
  6.  Check the DTCs

OK: DTC B0112/41 is not output.

HINT: Codes other than DTC B0112/41 may be output at this time, but they are not related to this check.

REPLACE FRONT SEAT ASSEMBLY RH

2 CHECK FLOOR WIRE NO.2 (SIDE SQUIB RH CIRCUIT)

CHECK FLOOR WIRE NO.2

  1. Turn the ignition switch to the LOCK position.
  2.  Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
  3.  Disconnect the SST (resistance 2.1 Ω) from the floor wire No. 2.
  4.  Disconnect the connector from the center airbag sensor assembly.
  5.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

3 CHECK CENTER AIRBAG SENSOR ASSEMBLY

CHECK CENTER AIRBAG SENSOR ASSEMBLY

  1. Connect the connectors to the front seat side airbag assembly RH and the center airbag sensor assembly.
  2.  Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
  3.  Turn the ignition switch to the ON position, and wait for at least 60 seconds.
  4.  Clear the DTCs stored in memory.
  5.  Turn the ignition switch to the LOCK position.
  6.  Turn the ignition switch to the ON position, and wait for at least 60 seconds.
  7.  Check the DTCs.

OK: DTC B0112/41 is not output.

HINT: Codes other than code B0112/41 may be output at this time, but they are not related to this check.

USE SIMULATION METHOD TO CHECK

Open in Side Squib RH Circuit
DTC B0111/44 Open in Side Squib RH Circuit DESCRIPTION The side squib RH circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH. The circuit instructs ...

USE SIMULATION METHOD TO CHECK
DTC B0113/42 Short to B+ in Side Squib RH Circuit DESCRIPTION The side squib RH circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH. This circuit i ...

Other materials:

Mass or Volume Air Flow Circuit Range / Performance Problem
DTC P0101 Mass or Volume Air Flow Circuit Range / Performance Problem DESCRIPTION Refer to DTC P0100 DTC No. DTC Detection Condition Trouble Area P0101 High voltage: Conditions (a), (b) and (c) continue for more than 10 seconds (2 trip de ...

DVD-ROM Abnormal
DTC 44-43 DVD-ROM Abnormal DESCRIPTION DTC No. DTC Detecting Condition Trouble Area 44-43 DVD-ROM operation is abnormal. DVD Television display assembly INSPECTION PROCEDURE HINT: After the inspection is completed, clear the ...

Disposal
HINT:  Use the same procedures for the RH side and LH side.  The procedures listed below are for the LH side.  When scrapping a vehicle equipped with the SRS or disposing of the curtain shield airbag assembly, be sure to deploy the airbag first in accordance with the proce ...

В© 2011-2021 Copyright www.tsienna.net