Mitsubishi MOTORS Space Runner 1999 Workshop Manual Supplement page 960

SRS check har-
ness (MB991613)
1
Body wiring
harness
Replace the front passenger's side air bag module.
Code No.26, 27, 66 or 67 Driver's side pre-tensioner (squib)
system
These diagnosis codes are output if there is abnormal resistance between the input
terminals of the driver's side pre-tensioner (squib).
The trouble causes for each diagnosis code No. are as follows.
Code No.
26
27
66
67
SRS check har-
ness (MB991613)
1
Body wiring
harness
Replace the driver's side pre-tensioner.
SRS –
MUT-II Self-diag code
Disconnect front passen-
ger's side air bag module
connector B-17, and con-
nect the harness side
connector to SRS check
harness connector 1.
Connect the battery (–)
terminal.
Erase diagnosis code
memory.
Are code Nos.24, 25, 64 or 65
output?
NO
Trouble causes
Short in driver's side pre-tensioner (squib) or harness short
Open circuit in driver's side pre-tensioner (squib) or open harness
Malfunction of connector contact
Short in driver's side pre-tensioner (squib) harness leading to the power supply
Short in driver's side pre-tensioner (squib) harness leading to the earth
MUT-II Self-diag code
Disconnect driver's side
pre-tensioner connector
D-20, and connect the
harness side connector to
SRS check harness con-
nector 1.
Connect the battery (–)
terminal.
Erase diagnosis code
memory.
Are code Nos.26, 27, 66 or 67
output?
NO
Troubleshooting
YES
Check the following connectors: B-17, D-25
OK
Check trouble symptoms.
NG
Check the harness wire between the front passenger's sidfe air
bag module and SRS-ECU.
OK
Replace the SRS-ECU.
Probable cause
Malfunction of wiring harnesses or connectors
Malfunction of driver's side pre-tensioner (squib)
Malfunction of SRS-ECU
YES
Check the following connectors: D-20, D-25
OK
Check trouble symptoms.
NG
Check the harness wire between the driver's side pre-tensioner
and SRS-ECU.
OK
Replace the SRS-ECU.
52B-11
NG
Repair
NG
Repair
NG
Repair
NG
Repair