Kia Sedona (2008 year). Instruction — part 59

Fig. 33: Checking BPT Resistance

3. Is the measured resistance within specification?

YES



Replace the Seat Belt Pretensioner (BPT) module.

NO



Check open circuit.

3. CHECK OPEN CIRCUIT

1. Measure resistance between the terminal 2 of BPT harness connector and the terminal 3 (2) of

SRSCM harness connector (B).

2. Measure resistance between the terminal 1 of BPT harness connector and the terminal 4 (1) of

SRSCM harness connector (B).

Specification (resistance): below 1 ohms

Fig. 34: Checking Open Circuit

3. Is the measured resistance within specification?

YES

2008 Kia Sedona EX

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

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

Check short circuit.

NO



Repair or replace the wiring harness between the BPT and the SRSCM.

4. CHECK SHORT CIRCUIT

1. Measure resistance between the terminal 1 and 2 of BPT harness connector.

Specification (resistance): infinite

Fig. 35: Checking Short Circuit

2. Is the measured resistance within specification?

YES



Go to next step.

NO



Repair or replace the wiring harness between the BPT and the SRSCM.

5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN

Refer to CLEAR THE DTC AND CHECK THE VEHICLE AGAIN.

DTC B1363 SEAT BELT PRETENSIONER [FRONT-DRIVER] CIRCUIT SHORT TO GROUND;
DTC B1369 SEAT BELT PRETENSIONER [FRONT-PASSENGER] CIRCUIT SHORT TO GROUND

DTC DESCRIPTION

The Seat Belt Pretensioner consists of the SRSCM and two Seat Belt Pretensioners (BPT). The SRSCM sets
above DTC (s) if it detects short to ground on the BPT circuit.

DTC DETECTING CONDITION

DTC DETECTING CONDITION

2008 Kia Sedona EX

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

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SCHEMATIC DIAGRAM

Fig. 36: Seat Belt Pretensioner - Schematic Diagram

TERMINAL & CONNECTOR INSPECTION

Refer to TERMINAL & CONNECTOR INSPECTION.

INSPECTION PROCEDURE

1. PREPARATION

Refer to PREPARATION OF INSPECTION.

2. CHECK SHORT TO GROUND

1. Measure resistance between the terminal 2 of BPT harness connector and chassis ground.

Specification (resistance): infinite

DTC

Condition

Probable cause

B1363
B1369



Short to ground between BPT and SRSCM



Seat Belt Pretensioner (BPT) Malfunction



SRSCM Malfunction



Short to ground circuit on wiring harness



Seat Belt Pretensioner (BPT) squib



SRSCM

2008 Kia Sedona EX

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

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Fig. 37: Checking Short To Ground

2. Is the measured resistance within specification?

YES



Check the BPT Module.

NO



Repair or replace the wiring harness between the BPT and the SRSCM.

3. CHECK THE BPT MODULE

1. Replace the Belt Pretensioner (BPT) with a new one.



Refer to SEAT BELT PRETENSIONER .

2. Install the DAB module and connect the DAB connector.

3. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS.

4. Connect the SRSCM connector.

5. Connect the battery negative cable to the battery.

6. Connect a Hi-Scan (Pro) to the data link connector.

7. Turn the ignition switch to ON and check the vehicle again.

Does Hi-Scan (Pro) indicate any DTC related to Belt Pretensioner (BPT)?

YES



Go to next step.

NO



Replace BPT module.

4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN

Refer to CLEAR THE DTC AND CHECK THE VEHICLE AGAIN.

2008 Kia Sedona EX

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

Microsoft

Monday, May 24, 2010 3:55:01 PM

Page 42

© 2006 Mitchell Repair Information Company, LLC.