Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Dtc b1830 short in curtain airbag rh squib circuit

AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble Code

DTC B1830 SHORT IN CURTAIN AIRBAG RH SQUIB CIRCUIT

Diagnosis start condition:

Ignition voltage is 10 V to 16 V.

DTC detecting condition:

Curtain airbag harness (RH) circuit is shorted.

Curtain airbag module (RH) is faulty.

Airbag control module is faulty.

CAUTION:

Before performing diagnosis, refer to “CAUTION” in “General Description”. General Description > CAUTION">

Wiring diagram:

Airbag system Airbag System > WIRING DIAGRAM">

STEPCHECKYESNO

1.CHECK POOR CONTACT OF CONNECTORS.

Check for poor contact of the connectors between the airbag control module, curtain airbag module RH and the curtain airbag sensor RH.

Is there poor contact?

Replace the airbag rear harness along with body harness.

Diagnostic Chart with Trouble Code > DTC B1830 SHORT IN CURTAIN AIRBAG RH SQUIB CIRCUIT">Go to Step 2.

2.CHECK CURTAIN AIRBAG MODULE.

1) Turn the ignition switch to OFF, disconnect the battery ground cable, and wait for 60 seconds or more.

2) Disconnect the connector (AB33) from curtain airbag module (RH).

3) Connect the connector (1N) in the test harness N to the connector (AB33).

4) Connect the airbag resistor to the connector (2N) of test harness N.

5) Connect the battery ground terminal and turn the ignition switch to ON.

Does the airbag warning light illuminate for 6 seconds and go off?

Replace the curtain airbag module (RH). Curtain Airbag Module">

Diagnostic Chart with Trouble Code > DTC B1830 SHORT IN CURTAIN AIRBAG RH SQUIB CIRCUIT">Go to Step 3.

3.CHECK AIRBAG REAR HARNESS (CURTAIN AIRBAG MODULE HARNESS RH).

1) Turn the ignition switch to OFF, disconnect the battery ground cable, and wait for 60 seconds or more.

2) Disconnect the connector (AB26) from seat belt pretensioner (RH).

3) Disconnect connector (AB24) from side airbag module (RH).

4) Disconnect the airbag resistor from test harness N.

5) Disconnect the connectors (AB6, AB17, AB18) from airbag control module.

6) Connect the connector (1AG) in the test harness AG to the connectors (AB6, AB17, AB18).

7) Measure the resistance between connector (6AG) terminals in test harness AG.

Connector & terminal

(6AG) No. 6 — (6AG) No. 8:

Is the resistance 1 M? or more?

Diagnostic Chart with Trouble Code > DTC B1830 SHORT IN CURTAIN AIRBAG RH SQUIB CIRCUIT">Go to Step 4.

Replace the airbag rear harness along with body harness.

4.CHECK AIRBAG CONTROL MODULE.

1) Connect all connectors.

2) Clear the memory. Clear Memory Mode">

3) Perform the Inspection Mode. Inspection Mode">

4) Read the DTC. (Current malfunction) Read Diagnostic Trouble Code (DTC)">

Is DTC B1830 displayed?

Replace the airbag control module. Airbag Control Module">

Diagnostic Chart with Trouble Code > DTC B1830 SHORT IN CURTAIN AIRBAG RH SQUIB CIRCUIT">Go to Step 5.

5.CHECK FOR ANY OTHER DTC ON DISPLAY.

Is any other DTC displayed?

Check DTC using “List of Diagnostic Trouble Code (DTC)”. List of Diagnostic Trouble Code (DTC)">

Finish the diagnosis.

Dtc b1828 short in side airbag lh (to +b)
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1828 SHORT IN SIDE AIRBAG LH (TO +B)Diagnosis start condition:Ignition voltage is 10 V to 16 V.DTC detecting condition:• S ...

Dtc b1831 open in curtain airbag rh squib circuit
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1831 OPEN IN CURTAIN AIRBAG RH SQUIB CIRCUITDiagnosis start condition:Ignition voltage is 10 V to 16 V.DTC detecting condition:& ...

Other materials:

Inspection
POWER ASSISTED SYSTEM (POWER STEERING) > Steering ColumnINSPECTION1. UNIT INSPECTIONCheck the following items, and if there is anything out of standard value, it is considered to be damaged. If so, replace it with a new part.• Measure the whole length of the column assembly - steering.Stand ...

Removal
LIGHTING SYSTEM > Hazard SwitchREMOVAL1. Disconnect the ground cable from battery. NOTE">2. Remove the center grille assembly. Air Vent Grille > REMOVAL">3. Release the claws, and remove the switch - hazard from the center grille assembly. ...

Removal
WIPER AND WASHER SYSTEMS > Combination Switch (Wiper)REMOVAL1. Disconnect the ground cable from battery. NOTE">2. Remove the cover assembly - column.(1) Release the clips, and remove the cover assembly - steering UPR.(2) Remove the screws by turning the steering wheel to right and left.( ...

© 2016-2020 Copyright www.sucross.com