Mitsubishi Montero (2002-2004). Manual — part 774
FRONT IMPACT SENSORS
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52Ba-29
3. Does the "SRS" warning light illuminate for approximately
seven seconds, and then remain off for at least five seconds
after turning "OFF"?
4. If yes, the SRS system is functioning properly.
If no, consult page
.
INSPECTION
M1524001600147
WARNING
If a dent, crack, deformation or rust is detected,
replace with a new sensor.
1. Check the front impact sensor for dents, cracks, deformation
or rust.
WARNING
Always replace the sensor with a new one of the
resistance is not within the standard value.
2. Measure the resistance between the terminals and check
whether it is within the standard value.
Standard value: 820
± 82 Ω
ACX01667
AT
TEMP
SRS
P
R
N
D
5
4
3
2
1
x1000r/min
2
3
4
5
6
7
8
1
AB
SRS WARNING LIGHT
AC204205AB
FRONT IMPACT SENSORS
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52Ba-30
3. Check for continuity between the terminal and the bracket.
When there is continuity, it shows insufficient insulation of
the sensor. Replace the sensor with a new one.
4. Deformation and rust on the headlight support panel.
ACX00598AB
SRS CONTROL UNIT (SRS-ECU)
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SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52Ba-31
SRS CONTROL UNIT (SRS-ECU)
REMOVAL AND INSTALLATION
M1524002100275
WARNING
•
Never attempt to disassemble or repair the SRS-ECU. If faulty, replace it.
•
Do not drop or subject the SRS-ECU to impact or vibration. If denting, cracking, deforma-
tion, or rust are discovered in the SRS-ECU, replace it with a new SRS-ECU.
•
After deployment of an air bag, replace the SRS-ECU with a new one.
•
Never use an ohmmeter on or near the SRS-ECU, and use only the special test equipment
described on
Pre-removal Operation
• Turn the ignition key to the "LOCK" (OFF) position.
• Front Floor Console Removal (Refer to GROUP 52A,
Floor Console
Post-installation Operation
• Front Floor Console Installation (Refer to GROUP 52A,
ACX01413
ACX00583
AC
2
3
4
5
4.9 ± 1.0 N·m
43 ± 8 in-lb
4.9 ± 1.0 N·m
43 ± 8 in-lb
4.9 ± 1.0 N·m
43 ± 8 in-lb
1
REMOVAL STEPS
<<A>>
1.
NEGATIVE (
−) BATTERY CABLE
CONNECTION
2.
TRANSFER-ECU
3.
CONNECTOR BRACKET
4.
BRACKET MOUNTING BOLT
(GROUNDING BOLT)
5.
SRS-ECU
INSTALLATION STEPS
>>A<<
5.
SRS-ECU
>>B<<
4.
BRACKET MOUNTING BOLT
(GROUNDING BOLT)
3.
CONNECTOR BRACKET
2.
TRANSFER-ECU
1.
NEGATIVE (-) BATTERY CABLE
CONNECTION
>>C<<
•
POST-INSTALLATION
INSPECTION
SRS CONTROL UNIT (SRS-ECU)
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52Ba-32
REMOVAL SERVICE POINT
.
<<A>> NEGATIVE (-) BATTERY CABLE DISCONNECTION
DANGER
Wait at least 60 seconds after disconnecting the bat-
tery cable before doing any further work. (Refer to
WARNING
Battery posts, terminals and related accessories con-
tain lead and lead compounds. WASH HANDS AFTER
HANDLING.
Disconnect the negative (-) battery cable from the battery and
tape the terminal to prevent accidental connection and air
bag(s) deployment.
INSTALLATION SERVICE POINTS
.
>>A<< PRE-INSTALLATION INSPECTION
WARNING
The SRS may not activate if the SRS-ECU is not
installed properly, which could result in serious injury
or death to the vehicle's driver or front passenger.
.
>>B<< Attachment of bracket mounting bolt (Grounding
bolt)
Check the head mark "E" on the bolt and attach the grounding
bolt.
.
ACX00583
INSULATING TAPE
BATTERY
BATTERY CABLE (–)
AC
ACX00599AB
EARTH BOLT HEAD MARK
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