1997 MITSUBISHI TRITON Workshop Manual

1
4 Analo g G -s e nso r s ys te m 52B -7 1
5 Safin g G s e nso r s ys te m 52B -7 2
1, 2 2 Driv e r’s s id e a ir b ag m odu le ( s q u ib ) s ys te m 52B -7 2
4*1 , 2 5 *1 Fro nt p a ss e ng er’s s id e a ir b a g m odu le ( s q uib ) s ys te m 52B -8 2
6, 2 7 Driv e r’s s id e p re -te nsio ne r ( s q uib ) s ys te m 52B -9 2
8, 2 9 Fro nt p a ss e ng er’s s id e p re -te n sio ner ( s q u ib ) s ys te m 52B -9 3
1, 3 2 SR S-E C U c a pacit o r s ys te m 52B -1 0 3
5 SR S-E C U s ys te m ( ig nit io n o f th e a ir b a g o r a ctiv a tio n o f t h e s e at b elt p re -te nsio n er
c o m ple te d) 5
2B -1 0 4
1*2
IG 1 ( A ) p ow er c ir c u it s ys te m 52B -1 0 4
2*2
IG 1 ( B ) p ow er c ir c u it s ys te m 52B -1 1 L
am p d oes n o t il lu m in a te 52B -1 2 4
3*2
SR S w arn in g la m p d riv e c ir c u it s yste m
Lam p d oes n o t s w it c h o ff 52B -1 3 4
4*2
SR S w arn in g la m p d riv e c ir c u it s yste m 52B -1 3

8
SEALANT
Item Specified sealant Remark
Sensor cable 3M ATD Part No. 8625 or equivalent Ribbon sealer
TROUBLESHOOTING
STANDARD FLOW OF DIAGNOSTIC TROUBLESHOOTING
Refer to GROUP 00 – How to Use Troubleshooting/Inspection Service Points.
DIAGNOSIS FUNCTION
DIAGNOSIS CODE CHECK
Connect the MUT-II
to the diagnosis connector (16 –pin) under the instrument under cover, then check diagnosis codes.
(Refer to GROUP 00 – How to Use Troubleshooting/Inspection Service Points.)
ERASING DIAGNOSIS CODES
Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points.
INSPECTION CHART FOR DIAGNOSIS CODES
Inspect according to the inspection chart that is appropriate for the malfunction code.
Code No. Diagnosis ItemReference Page
11, 12, 13 Front impact sensor system 52B-7
21, 22 Air bag module (squib) system 52B-8
31, 32 SDU capacitor system 52B-9
33* Cranking signal system 52B-10
34* Connector lock system 52B-11
41* IG1 (A) power circuit system 52B-11
42* IG1 (B) power circuit system 52B-12
43 SRS warning lamp drive circuit system
Lamp does not illuminate*52B-13
SRS warning lamp drive circuit system
Lamp does not switch off52B-14
44 SRS warning lamp drive circuit system 52B-14
45 SDU non-volatile memory (EEPROM) and A/D converter system 52B-14
NOTE
(1) *: If the vehicle condition returns to normal, the diagnosis code will be automatically erased, and the SRS warning lamp will
return to normal.
(2) If the vehicel has a discharged battery it will store the fault codes 41 or 42. When these diagnosis codes are displayed, check
the battery.
52B-6SRS – Sealant/Troubleshooting
52400060015

WHEN USING THE MUT-II
Connect the MUT-II to the diagnosis connector and erase the diagnosis code.
Caution
Turn off the ignition switch before connecting or disconnecting the MUT-II.

52400310097
52400320063
52400330123

D
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U se a m ult i- m ete r fo r w hic h th e
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m easu re m ent e
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4 Analo g G -s e nso r s ys te m in th e S R S-E C U 52B -7 1
5, 1 6 Safin g G s e nso r s ys te m in sid e S R S-E C U 52B -7 2
1, 2 2, 5 1, 5 4*1
,
6 1, 6 4*1 D
riv e r’s s id e a ir b ag m odu le ( s q u ib ) s ys te m 52B -8 2
4, 2 5, 5 1, 5 4,
6 1, 6 4 F
ro nt p a ss e ng er’s s id e a ir b a g m odu le ( s q uib ) s ys te m 52B -9 3
1, 3 2 SR S-E C U c a pacit o r s ys te m 52B -1 9 3
4*2
Connecto r lo ck s yste m 52B -1 0 3
5 SR S-E C U ( d eplo ye d a ir b a g) s ys te m 52B -1 0 4
1*2
IG
1
( A ) p ow er c ir c u it s ys te m ( fu se N o. 1 4 c ir c u it ) 52B -1 0 4
2*2
IG
1
( B ) p ow er c ir c u it s ys te m (fu se N o. 1 5 c ir c u it ) 52B -1 0 L
am p d oes n o t il lu m in a te .* 2
52B -1 1 4
3 SR S w arn in g la m p d riv e c ir c u it s yste m
Lam p d oes n o t s w it c h o ff. 52B -1 2 4
4* SR S w arn in g la m p d riv e c ir c u it s yste m 52B -1 2 4
5 In te rn al c ir c u it s ys te m o f n on-v o la til e m em ory ( E EPR O M ) in sid e S R S-E C U 52B -1 2

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M
B9907 84 Orn am ent r e m ove r Mete r b e ze l a sse m bly r e m ova l A
/C c o m pre sso r r e la y is d efe ctiv e Repla ce A /C c o m pre sso r r e la y 55-1 6 M
agn etic c lu tc h is d efe ctiv e Repla ce th e A /C c o m pre sso r 55-6 , 3 0 R
efr ig era nt le ak o r o ve rfil lin g o f r e fr ig era nt Reple n is h th e r e fr ig era n t, r e p air
t h e le ak o r ta ke o ut s o m e o f th e
r e fr ig era nt 5
5-6 , 1 4 D
ual p re ssu re s w it c h is d efe ctiv e Repla ce th e d ual p re ssu re s w it c h 55-7 , 3 5 A
/C s w it c h is d efe ctiv e Repla ce th e A /C s w it c h 55-2 1, 2 3 B
lo w er s w it c h is d efe ctiv e Repla ce th e b lo w er s w it c h 55-2 1, 2 3 T
herm osta t is d efe ctiv e Repla ce th e T herm osta t 55-2 9 E
ng in e c o o la nt te m pera tu re s w it c h ( fo r A /C
c u t- o ff) is d efe ctiv e < D ie se l- p o w ere d
v e h ic le s> R
epla ce th e e ngin e c o ola nt
t e m pera tu re s w it c h 5
5-3 7, 3 8 W
he n th e ig n it io n
s w it c h is “ O N” th e
A /C d oes n ot
o pera te .
Eng in e-E C U is d efe ctiv e < P etr o l- p o w ere d
v e h ic le s> R
epla ce th e e ngin e-E C U
− D
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5-7 , 3 5 W
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t e m pera tu re in sid e
t h e p asse nger
c o m partm ent
d oesn