Mitsubishi Outlander GS45X. Manual - part 1386

 

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Mitsubishi Outlander GS45X. Manual - part 1386

 

 

SRS AIR BAG DIAGNOSIS

TSB Revision

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-39

STEP 6. Recheck for diagnostic trouble code.
Check again if the DTC is set.
(1) Erase the DTC.
(2) Turn the ignition switch to the "ON" position.
(3) Check if the DTC is set.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is DTC B1206 set?

YES : Replace SRS-ECU (Refer to 

P.52B-436

).

NO :  There is an intermittent malfunction such as poor 

engaged connector(s) or open circuit (Refer to 
GROUP 00, How to Cope with Intermittent 
Malfunction 

P.00-15

).

ZC501967

AC404789

AC701411AB

MB991824

MB991827

MB991910

Data link 
connector

SRS AIR BAG DIAGNOSIS

TSB Revision

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-40

DTC B1207: Passenger’s Air Bag OFF Indicator Light (Short Circuit between Circuit Terminal)

CAUTION

If DTC B1207 is set in the SRS-ECU, always diag-
nose the CAN main bus line.

.

CIRCUIT OPERATION

• Power for the passenger’s air bag OFF indicator 

light is supplied from the fusible link (34).

• The passenger’s air bag OFF indicator light illu-

minates when the ignition switch is turned to the 
"ON" position and goes out after approximately 
seven seconds if there is not a malfunction in the 
SRS system. In the following situations, the indi-
cator will stay on to show that the passenger’s 
(front) air bag is not operational.

• The occupant is determined to be less than 

66 lbs (30 kg) by the occupant classifica-
tion-ECU.

• The front passenger’s seat is not occupied.

.

CENTER PANEL ASSEMBLY

ETACS-ECU

INTERFACE
CIRCUIT

SRS-ECU

AIR BAG OFF 
INDICATOR 
LIGHT 
PASSENGER'S 
SIDE

Air Bag OFF Indicator Light Drive Circuit

ACA02789 AB

AC901076

C-28 (Y)

AF

Connectors: C-28, C-104

C-104

ACA02655AF

Connector: C-317

SRS AIR BAG DIAGNOSIS

TSB Revision

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-41

DTC SET CONDITIONS

This DTC will be set if the passenger’s air bag OFF 
indicator light driving circuit is short to ground. If the 
vehicle condition returns to normal, DTC B1207 will 
be automatically erased, and the warning light will go 
out.

.

TROUBLESHOOTING HINTS

• Damaged wiring harnesses or connectors

• Malfunction of the SRS-ECU

• Malfunction of the passenger’s air bag OFF indi-

cator light

DIAGNOSIS

Required Special Tools:

•  MB991958: Scan Tool (M.U.T.-III Sub Assembly)

• MB991824: Vehicle Communication Interface (V.C.I.)

• MB991827: M.U.T.-III USB Cable

• MB991910: M.U.T.-III Main Harness A (Vehicles with 

CAN Communication System)

STEP 1. Using scan tool MB991958, diagnose the CAN bus 
line.

CAUTION

To prevent damage to scan tool MB991958, always turn the 
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Connect scan tool MB991958. Refer to "How to connect the 

scan tool 

P.52B-28

."

(2) Turn the ignition switch to the "ON" position.
(3) Diagnose the CAN bus line.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the CAN bus line found to be normal?

YES : Go to Step 2.
NO :  Repair the CAN bus line (Refer to GROUP 54C, 

Diagnosis 

P.54C-17

).

ZC501967

AC404789

AC701411AB

MB991824

MB991827

MB991910

Data link 
connector

SRS AIR BAG DIAGNOSIS

TSB Revision

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-42

STEP 2. Recheck for diagnostic trouble code.
Check again if the DTC is set.
(1) Erase the DTC.
(2) Turn the ignition switch to the "ON" position.
(3) Check if the DTC is set.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?

YES : Go to Step 3.
NO :  There is an intermittent malfunction such as poor 

engaged connector(s) or open circuit (Refer to 
GROUP 00, How to Cope with Intermittent 
Malfunction 

P.00-15

).

STEP 3. Check the passenger’s air bag OFF indicator light.
(1) It is checked whether the passenger’s air bag OFF indicator 

light is normal (Refer to 

P.52B-30

).

Q: Is the check result normal?

YES : Go to Step 4.
NO :  Replace center panel assembly (Refer to GROUP 

52A 

− Instrument Panel Assembly 

P.52A-2

).

ZC501967

AC404789

AC701411AB

MB991824

MB991827

MB991910

Data link 
connector

 

 

 

 

 

 

 

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