Mitsubishi MOTORS Space Runner 1999 Workshop Manual Supplement page 964

SRS check har-
ness (MB991613)
1
Replace the seat back assembly of the front seat (L.H.).
Code No.81, 82, 85 or 86 Side air bag module (R.H.) (squib)
system
These diagnosis codes are output if the resistance value between the side air bag
module (R.H.) (squib) input terminals of the SRS-ECU is abnormal. The problems
which cause these codes to be output are as follows.
Code No.
81
82
85
86
SRS check har-
ness (MB991613)
1
Replace the seat back assembly of the front seat (R.H.).
SRS –
MUT-II Self-diag code
Disconnect side air bag
module (L.H.) (squib)
connector D-21, and
connect the harness side
connector to SRS check
harness connector 1.
Connect the battery (–)
terminal.
Erase diagnosis code
memory.
Are code Nos.71, 72, 75 or 76
output?
NO
Trouble causes
Short in side air bag module (R.H.) (squib) or harness short
Open circuit in side air bag module (R.H.) (squib) or open harness
Malfunction of connector contact
Short in side air bag module (R.H.) (squib) harness leading to the power supply
Short in side air bag module (R.H.) (squib) harness leading to the earth
MUT-II Self-diag code
Disconnect side air bag
module (R.H.) (squib)
connector D-26, and con-
nect the harness side
connector to SRS check
harness connector 1.
Connect the battery (–)
terminal.
Erase diagnosis code
memory.
Are code Nos.81, 82, 85 or 86
output?
NO
Troubleshooting
YES
Check the following connectors: D-25, D-21
OK
Check trouble symptoms.
NG
Check the harness wire between the side air bag module (L.H.)
(squib) and SRS-ECU.
OK
Replace the SRS-ECU.
Probable cause
Malfunction of wiring harnesses or connectors
Malfunction of side air bag module (R.H.) (squib)
Malfunction of SRS-ECU
YES
Check the following connectors: D-25, D-26
OK
Check trouble symptoms.
NG
Check the harness wire between the side air bag module (R.H.)
(squib) and SRS-ECU.
OK
Replace the SRS-ECU.
52B-15
NG
Repair
NG
Repair
NG
Repair
NG
Repair