2000 MITSUBISHI MONTERO Service Repair Manual

P
illa r ce ntr e S
id e im pact se nso r L
ong wheelb ase Q
uarte r panel, in ner F
ro nt sid e
o fve hic le

S
id e air bag wir in g harn ess I
n str u m entp anelw ir in g harn ess F
lo or w ir in g harn ess
1 . Check co nnecto r fo r poor co nnectio n.
2 . Check harn esse s fo r bin ds, co nnecto rs fo r dam age, and
t e rm in als fo r defo rm atio n.
F A IL TH E VIS U AL IN SPEC TIO N. (R efe r to P.5 2B -4 .)
C au tio n
T he SR S may not activ ate if SR S harn esses or
c o nnecto rs are dam ag ed or im pro perly co nnecte d ,
w hic h co uld re su lt in serio us in ju ry or death to th e
v eh ic le ’s driv er or fr o nt passen ger.
P O ST-IN STA LLA TIO N IN SPEC TIO N
R eco nnect th e negativ e batte ry te rm in al. Turn th e ig nit io n
k e y to th e ON posit io n.D oes th e SR S warn in g la m pillu m in ate
f o r about 7 se co nds, tu rn off and th en re m ain extin guis h ed
f o r at le ast 5 se co nds? If ye s, SR S syste m is fu nctio nin g
p ro perly . If no, co nsu lt page 52B -7 .

SRS -Post-collision Diagnosis52B-23
POST-COLLISION DIAGNOSIS
Whether or not the air bags have deployed, check and service
the vehicle after collision as follows:
SRS-ECU MEMORY CHECK
1. Connect the MUT-
IIto the diagnosis connector. (Refer
to GROUP 00 – How to Use Troubleshooting/Inspection
Service Points.)
Caution
Refer to that the ignition switch is LOCK(OFF) when
connecting or disconnecting MUT-II
.
2. Read (and write down) all displayed diagnosis codes.
(Refer to P.52B-7.)
NOTE
If battery power supply has been shut down by the
collision, the MUT-
IIcannot communicate with the
SRS-ECU. Check and, repair if necessary, the instrument
panel wiring harness before the next job.
3. Use the the MUT-
IIto read the data list (how long trouble(s)
have continued and how often memory have been
erased).
Data list
NoService Data ItemApplicability
92Number indication how often the memory is cleared.Maximum time to be stored: 250
93How long problem have lasted (How long it takes
from the occurrence of the problem till the first air bag
squib igniting signal)Maximum time to be stored: 9999 minutes
(approximately 7 days)
94How long problem(s) have lasted (How long it takes
from the first air bag squib igniting signal till now.)
4. Erase the diagnosis codes and after waiting 5 seconds
or more read (and write down) all displayed diagnosis
codes. (Refer to P.52B-7.)
REPAIR PROCEDURE
DEPLOYED DRIVER’S AND FRONT PASSENGER’S AIR
BAGS
1. Replace the following parts with new ones.
DSRS-ECU (Refer to P.52B-30.)
DDriver’s air bag module (Refer to P.52B-32.)
DFront passenger’s air bag module (Refer to P.52B-32.)
2. Check the following parts and replace if malfunction is
found:
DClock spring (Refer to P.52B-32.)
DSteering wheel, steering column and intermediate
joint
(1) Check the wiring harness (built into steering
wheel) and connectors for damage, and terminals
for deformation.
(2) Check the driver’s air bag module for proper
installation to the steering wheel.


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id e im pact se nso r L
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W
ARNIN G /C AUTIO N LA BELS
C autio n la bels on th e SR S are atta ch ed in th e
v e hic le as sh ow n. Follo w la bel in str u ctio ns when s
e rv ic in g th e SR S. If th e la bel( s ) are dir ty or
d am aged, re pla ce wit h new one(s ). D
riv er’s air bag module C
lo ck sp rin g P
assen ger’s air bag module S
R S-E C U S
un vis o r S
te erin g gear box
Fro nt im pact sen so r
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id e im pact sen so r H
ood
S hort wheelb ase L
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id e air bag

F
R O NT IM PA CT SEN SO RS
C au tio n
1 . Dis co nnect th e batte ry (– ) te rm in al an d wait
f o r60 seco nds orm ore befo re sta rtin g work .
F urth erm ore , th e dis co nnecte d batte ry
t e rm in al sh ould be co vere d wit h ta p e to
i n su la te it . (R efe r to P.5 2B -4 .)
2 . Neve ra tte m ptto dis a sse m ble orre pair th e fr o nt
i m pact se nso r. If fa ult y , re pla ce it . 3
. Do not dro p or su bje ct th e fr o nt im pact se nso r
t o im pact or vib ra tio n.
I f dentin g, cra ckin g, defo rm atio n, or ru st are
d is co ve re d in th e fr o nt im pact se nso r, re pla ce
i t w it h a new fr o nt im pact se nso r. D is ca rd th e
o ld one.
4 . Afte r deplo ym ent of an air bag, re pla ce th e
f r o nt im pact se nso r wit h a new one.
R EM OVA L AND IN STA LLA TIO N