Mitsubishi Galant (2004+). Manual - part 1733

GENERAL DESCRIPTION

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-5

SRS SYSTEM CIRCUIT DIAGRAM

AC306343

SIDE
IMPACT
SENSOR
(LH)

SIDE
IMPACT
SENSOR
(RH)

DATA LINK CONNECTOR
(FOR SCAN TOOL)

ON

ON

OFF

ON

OFF

OFF

CONNECTOR
LOCK SWITCH*

IGNITION SWITCH (IG1)

No.22
7.5A

No.23
7.5A

PASSENGER'S
SEAT BELT
WARNING LIGHT

DRIVER'S
AIR BAG
MODULE

CLOCK 
SPRING

ON

OFF

OFF

OFF

ON

ON

PASSENGER'S 
(FRONT) AIR BAG 
MODULE

OFF

ON

OFF

ON

CONNECTOR
LOCK SWITCH*

OFF

ON

OFF

ON

CONNECTOR
LOCK SWITCH*

SEAT BELT
PRE-TENSIONER
(LH)

SEAT BELT
PRE-TENSIONER
(RH)

OFF

ON

OFF

ON

CONNECTOR
LOCK SWITCH*

SIDE-AIRBAG
MODULE (LH)

SIDE-AIRBAG
MODULE (RH)

OFF

ON

OFF

ON

CONNECTOR
LOCK SWITCH*

OFF

ON

OFF

ON

CONNECTOR
LOCK SWITCH*

CONNCTOR LOCK
SWITCH*

ON

OFF

NOTE
*: CONNECTOR CONNECTED: ON
   CONNECTOR DISCONNECTED: OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

CONNCTOR LOCK
SWITCH*

SRS-ECU

AB

PASSENGER'S
AIR BAG OFF
INDICATOR LIGHT

CONNECTOR
LOCK SWITCH*

OFF

ON

OFF

ON

ON

OFF

ON

OFF

ON

OFF

OFF

OFF

ON

ON

ON

OFF

ON

OFF

ON

OFF

FRONT 
IMPACT
SENSOR
(LH)

FRONT 
IMPACT
SENSOR
(RH)

CAN BUS 
LINE

COMBINATION METER

SEAT SLIDE
SENSOR

OCCUPANT 
CLASSIFICATION-ECU

SEAT BELT SWITCH 
(DRIVER'S SIDE)

SEAT BELT SWITCH 
(PASSENGER'S SIDE)

GENERAL DESCRIPTION

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-6

CAUTION LABELS

Labels to indicate cautions regarding the handling 
and the services of SRS air bag are attached in the 
positions shown in the following illustrations.

AC306672

AC306338

AC306339

AC306340

AC306334

AC306335

AC306341

AC306337

AC306336

AC308167

STEERING WHEEL

DRIVER'S AIR BAG MODULE

B

CLOCK SPRING

C

SRS-ECU

SUN VISOR

GLOVE BOX

H

STEERING JOINT COVER

SIDE-AIRBAG MODULE
(DRIVER'S AND
FRONT PASSENGER'S SEAT)

SIDE IMPACT SENSORS 
(RH AND LH)

J

CENTER
PILLAR

K

I

SEAT BELT WITH 
PRE-TENSIONER
(DRIVER'S AND FRONT
PASSENGER'S SEATBELT)

HOOD

FRONT IMPACT SENSORS (RH AND LH)

L

M

N

AB

RADIATOR

A

E

F

F

G

BRAKE
PEDDAL

PASSENGER'S AIR BAG MODULE

D

GENERAL DESCRIPTION

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-7

LABEL CONTENTS
A

WARNING: SRS

•

BEFORE REPLACING STEERING WHEEL, READ SERVICE MANUAL, CENTER 
FRONT WHEELS AND ALIGN SRS CLOCK SPRING NEUTRAL MARKS. FAILURE 
TO DO SO MAY RENDER SRS SYSTEM INOPERATIVE, RISKING SERIOUS 
DRIVER INJURY.

•

THE AIR BAG MODULE CAN NOT BE REPAIRED. DO NOT DISASSEMBLE OR 
TAMPER. DO NOT PERFORM DIAGNOSIS. DO NOT TOUCH WITH ELECTRICAL 
TEST EQUIPMENT OR PROBES. REFER TO SERVICE MANUAL FOR FURTHER 
INSTRUCTIONS, AND FOR SPECIAL HANDLING, STORAGE AND DISPOSAL 
PROCEDURES. TAMPERING OR MISHANDLING CAN RESULT IN INJURY. 

B

DANGER: FLAMMABLE MATERIAL
TO PREVENT PERSONAL INJURY, DO NOT DISMANTLE, INCINERATE, OR BRING 
INTO CONTACT WITH ELECTRICITY STORE BELOW 200

°

F(93

°

C). READ SERVICE 

MANUAL FOR DETAIL.

C

CAUTION: SRS CLOCKSPRING
THIS IS NOT A REPAIRABLE PART. IF DEFECTIVE REPLACE ENTIRE UNIT 
ACCORDING TO THE SERVICE MANUAL INSTRUCTIONS. TO RE-CENTER: ROTATE 
CLOCKWISE UNTIL TIGHT. THEN ROTATE IN OPPOSITE DIRECTION ROUGHLY 3 
3/4 TURNS AND ALIGN ARROWS.

D, J

WARNING FLAMMABLE/EXPLOSIVE SRS AIR BAG MODULE
TO AVOID SERIOUS INJURY:

•

DO NOT REPAIR, DISASSEMBLE OR TAMPER.

•

AVOID CONTACT WITH FLAME OR ELECTRICITY.

•

DO NOT DIAGNOSIS/USE NO TEST EQPT OR PROBES.

•

STORE BELOW 200

°

F (93

°

C).

•

BEFORE DOING ANY WORK INVOLVING MODULE, READ SERVICE MANUAL 
FOR IMPORTANT FURTHER DATA.

E, K

CAUTION: 
DO NOT DISASSEMBLE OR DROP. IF DEFECTIVE REFER TO SERVICE MANUAL.

F

WARNING
EVEN WITH ADVANCED AIR BAGS

•

Children can be killed or seriously injured by the air bag

•

The back seat is the safest place for children

•

Never put a rear-facing child seat in the front

•

Always use seat belts and child restraints

•

See owner’s manual for more information about air bags

AC306673

GENERAL DESCRIPTION

SUPPLEMENTAL RESTRAINT SYSTEM (SRS)

52B-8

G

AIR BAG SYSTEM INFORMATION 
THIS VEHICLE HAS AN AIR BAG SYSTEM WHICH WILL SUPPLEMENT THE SEAT 
BELT IN CERTAIN FRONTAL COLLISIONS. THE AIR BAG IS NOT A SUBSTITUTE FOR 
THE SEAT BELT IN ANY TYPE OF COLLISION. THE DRIVER AND ALL OTHER 
OCCUPANTS SHOULD WEAR SEAT BELTS AT ALL TIMES. 
WARNING! 
IF THE "SRS" WARNING LIGHT DOES NOT ILLUMINATE FOR SEVERAL SECONDS 
WHEN THE IGNITION KEY IS TURNED TO "ON" OR THE ENGINE IS STARTED, OR IF 
THE WARNING LIGHT STAYS ON WHILE DRIVING, TAKE THE VEHICLE TO YOUR 
NEAREST AUTHORIZED DEALER IMMEDIATELY. ALSO, IF VEHICLE'S FRONT END 
IS DAMAGED OR IF THE AIR BAG HAS DEPLOYED, TAKE THE VEHICLE FOR 
SERVICE IMMEDIATELY. 
THE AIR BAG SYSTEM MUST BE INSPECTED BY AN AUTHORIZED DEALER TEN 
YEARS AFTER THE VEHICLE MANUFACTURE DATE SHOWN ON THE 
CERTIFICATION LABEL LOCATED ON THE LEFT FRONT DOOR-LATCH POST OR 
DOOR FRAME. 
READ THE "SRS" SECTION OF YOUR OWNER'S MANUAL BEFORE DRIVING FOR 
IMPORTANT INFORMATION ABOUT OPERATION AND SERVICE OF THE AIR BAG 
SYSTEM. 
WHEN YOU ARE GOING TO DISCARD YOUR GAS GENERATOR OR VEHICLE, 
PLEASE SEE YOUR DEALER.

H

This Vehicle is Equipped with Advanced Air Bags
Even with Advanced Air Bags
Children can be killed or seriously injured by the air bag. The back seat is the safest place 
for children. Always use seat belts and child restraints.
See owner’s manual for more information about air bags.

I

CAUTION: SRS 
FIX STRG. WHEEL AT TIRES STRAIGHT AHEAD BEFORE GEARBOX REMOVAL. 
OTHERWISE, MAY DAMAGE SRS CLOCKSPRING MAKING SRS SYSTEM 
INOPERATIVE, RISKING SERIOUS DRIVER INJURY.

L

DANGER: SEAT BELT PRETENSIONER
CAUTION: THIS ASSEMBLY CONTAINS AN EXPLOSIVE INITIATOR
FLAMMABLE MATERIAL
TO PREVENT PERSONAL INJURY

•

DO NOT IMPACT, DISMANTLE OR INSTALL IT INTO ANOTHER VEHICLE.

•

SERVICE OR DISPOSE OF IT AS DIRECTED IN THE REPAIR MANUAL.

M

CAUTION: 
DO NOT DISASSEMBLE OR DROP.

N

WARNING
THIS VEHICLE HAS AN AIR BAG SYSTEM.
REFER TO SERVICE MANUAL BEFORE SERVICING OR DISASSEMBLING 
UNDERHOOD COMPONENTS.
READ THE "SRS" SECTION OF MANUAL FOR IMPORTANT INSTRUCTIONS.
IMPROPER SERVICE PROCEDURES CAN RESULT IN THE AIR BAG FIRING OR 
BECOMING INOPERATIVE, POSSIBLY LEADING TO INJURY.

LABEL CONTENTS