Kia Sedona (2008 year). Manual - part 67

Fig. 63: Checking Short To Ground 

2. Is the measured resistance within specification? 

YES  



Check the CAB Module.  

NO  



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

3. CHECK THE CAB MODULE 

1. Replace the Curtain Airbag (CAB) with a new one. 



Refer to AIR BAG MODULE (CURTAIN AIR BAG) .  

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 Curtain Airbag (CAB)? 

YES  



Go to next step.  

NO  



Replace CAB 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 3:55:02 PM

Page 71 

© 2006 Mitchell Repair Information Company, LLC. 

DTC B1476 CURTAIN AIRBAG [FRONT-DRIVER] CIRCUIT SHORT TO BATTERY; DTC B1480 
CURTAIN AIRBAG [FRONT-PASSENGER] CIRCUIT SHORT TO BATTERY 

DTC DESCRIPTION 

The CAB squib circuit consists of the SRSCM and CAB. The above DTC is recorded when short to battery is 
detected in the CAB squib circuit. 

DTC DETECTING CONDITION 

DTC DETECTING CONDITION 

SCHEMATIC DIAGRAM 

Fig. 64: Curtain Airbag - Schematic Diagram 

TERMINAL & CONNECTOR INSPECTION 

Refer to TERMINAL & CONNECTOR INSPECTION. 

INSPECTION PROCEDURE 

DTC

Condition

Probable cause

B1476 
B1480



Short to battery between CAB and 
SRSCM  



Curtain Airbag (CAB) Malfunction  



SRSCM Malfunction  



Short to battery line circuit on wiring 
harness  



Curtain Airbag (CAB) squib  



SRSCM  

 

2008 Kia Sedona EX 

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

  

Microsoft 

 

Monday, May 24, 2010 3:55:02 PM

Page 72 

© 2006 Mitchell Repair Information Company, LLC. 

1. PREPARATION 

Refer to PREPARATION OF INSPECTION. 

2. CHECK SHORT TO BATTERY LINE 

1. Connect the battery negative cable to the battery.  

2. Turn the ignition switch to ON.  

3. Measure voltage between the terminal 1 of CAB harness connector and chassis ground. 

Specification (voltage): Approximately 0 V 

Fig. 65: Checking Short To Battery Line 

4. Is the measured voltage within specification? 

YES  



Check the CAB Module.  

NO  



Repair the short to battery line circuit on wiring harness between the CAB and the SRSCM.  

3. CHECK THE CAB MODULE 

1. Replace the Curtain Airbag (CAB) with a new one. 



Refer to AIR BAG MODULE (CURTAIN AIR BAG) .  

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. 

 

2008 Kia Sedona EX 

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

  

Microsoft 

 

Monday, May 24, 2010 3:55:02 PM

Page 73 

© 2006 Mitchell Repair Information Company, LLC. 

Does Hi-Scan (Pro) indicate any DTC related to Curtain Airbag (CAB)? 

YES  



Go to next step.  

NO  



Replace CAB module.  

4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN 

Refer to CLEAR THE DTC AND CHECK THE VEHICLE AGAIN. 

DTC B1481 (2ND STAGE) DRIVER AIRBAG RESISTANCE TOO HIGH; DTC B1482 (2ND STAGE) 
DRIVER AIRBAG RESISTANCE TOO LOW 

DTC DESCRIPTION 

The Driver Airbag circuit consists of the SRSCM, Clockspring and the Driver Airbag (DAB) which has two 
squib circuits. The SRSCM sets above DTC (s) if it detects that the resistance of DAB squib is too high or low. 

DTC DETECTING CONDITION 

DTC DETECTING CONDITION 

SCHEMATIC DIAGRAM 

DTC

Condition

Probable cause

B1481 
B1482



Too high or low resistance between DAB high (+) 
and DAB low (-)  



Driver Airbag (DAB) Malfunction  



Clockspring Malfunction  



SRSCM Malfunction  



Open or short circuit on wiring 
harness  



Driver Airbag (DAB) squib  



Clockspring  



SRSCM  

 

2008 Kia Sedona EX 

2008 RESTRAINTS Troubleshooting (Airbag) - Sedona

  

Microsoft 

 

Monday, May 24, 2010 3:55:02 PM

Page 74 

© 2006 Mitchell Repair Information Company, LLC.