SsangYong Musso. Manual — part 545
8B-10 SUPPLEMENTAL RESTRAINT SYSTEM(SRS)
1. Position the ignition switch to ‘OFF’.
2. Connect the harness connector of scanner to the diagnosis
socket in engine compartment.
3. Turn the ignition switch to ‘ON’ position.
4. Select “Electronic control vehicle diagnosis” from function
selection display and press ‘Enter’.
5. Select “Musso (’98 model year)” from vehicle model
selection display and press ‘Enter’.
6. Select “Electronic air bag” from control system selection
display and press ‘Enter’.
7. Select “Self-diagnosis” from diagnosis item selection display.
Notice
Check sensor value of output display, if necessary.
8. Determine the fault code and trace defective component.
Notice
Refer to self-diagnosis list.
SELF DIAGNOSIS
SUPPLEMENTAL RESTRAINT SYSTEM(SRS) 8B-11
Self-Diagnosis List
Fault
Code
Defects
Service Hint
01
Driver’s squib (+) side No. 1
!
Short of (+) side No. 1 in the driver’s squib circuit.
!
Check connection of connector.
!
Check the ECU.
Appli-
cation
02
Driver’s squib (+) side No. 2
!
Short of (+) side No. 2 in the driver’s squib circuit.
!
Check connection of connector.
!
Check the ECU.
X
03
Driver’s squib (+) side No. 3
!
Short of (+) side No. 3 in the driver’s squib circuit.
!
Check connection of connector.
!
Check the ECU.
X
04
Driver’s squib (+) side No. 4
!
Short of (+) side No. 4 in the driver’s squib circuit.
!
Check connection of connector.
!
Check the ECU.
X
05
Driver’s squib ground (-) side No. 1
!
Short of ground side No. 1 in the driver’s squib
circuit.
!
Check and replace the ECU.
06
Driver’s squib ground (-) side No. 2
!
Short of ground side No. 2 in the driver’s squib
circuit.
!
Check and replace the ECU.
X
07
Driver’s squib ground (-) side No. 3
!
Short of ground side No. 3 in the driver’s squib
circuit.
!
Check and replace the ECU.
X
08
Driver’s squib ground (-) side No. 4
!
Short of ground side No. 4 in the driver’s squib
circuit.
!
Check and replace the ECU.
X
09
Energy shutdown switch No. 1
!
Air bag control unit internal defects.
!
Check and replace the ECU.
10
Energy shutdown switch No. 2
!
Air bag control unit internal defects.
!
Check and replace the ECU.
X
11
Energy shutdown switch No. 3
!
Air bag control unit internal defects.
!
Check and replace the ECU.
X
12
Energy shutdown switch No. 4
!
Air bag control unit internal defects.
!
Check and replace the ECU.
X
13
Ignition switch wire No. 1
!
Air bag control unit internal defects.
!
Check and replace the ECU.
14
Ignition switch wire No. 2
!
Air bag control unit internal defects.
!
Check and replace the ECU.
X
15
Ignition switch wire No. 3
!
Air bag control unit internal defects.
!
Check and replace the ECU.
X
16
Ignition switch wire No. 4
X
!
Air bag control unit internal defects.
!
Check and replace the ECU.
8B-12 SUPPLEMENTAL RESTRAINT SYSTEM(SRS)
Fault
Code
Defects
Service Hint
Appli-
cation
17
Squib No. 1 resistance
18
Squib No. 2 resistance
X
19
Squib No. 3 resistance
X
20
Squib No. 4 resistance
X
21
Squib No. 1 resistance
22
Squib No. 2 resistance
X
!
Driver’s squib resistance is higher than standard
(4.5±0.5W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
!
Driver’s squib resistance is higher than standard
(4.5±0.5W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
!
Driver’s squib resistance is higher than standard
(4.5±0.5W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
!
Driver’s squib resistance is higher than standard
(4.5±0.5W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
!
Driver’s squib resistance is lower than standard
(1.4±0.3W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
!
Driver’s squib resistance is lower than standard
(1.4±0.3W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
23
Squib No. 3 resistance
X
!
Driver’s squib resistance is lower than standard
(1.4±0.3W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
SUPPLEMENTAL RESTRAINT SYSTEM(SRS) 8B-13
Fault
Code
Defects
Service Hint
Appli-
cation
24
Squib No. 4 resistance
X
25
Energy reserve No. 1 voltage
26
Energy reserve No. 2 voltage
X
27
Energy reserve No. 3 voltage
X
28
Energy reserve No. 4 voltage
X
29
Energy reserve No. 5 voltage
30
Energy reserve No. 6 voltage
31
Energy reserve No. 1 current off
capacity
32
Energy reserve No. 2 current off
capacity
X
33
Energy reserve No. 3 current off
capacity
X
34
Energy reserve No. 4 current off
capacity
X
35
Energy reserve No. 5 current off
capacity
36
Condensor voltage
37
Collision times checksum
!
Driver’s squib resistance is lower than standard
(1.4±0.3W).
!
Check related circuits for open/short.
!
Check connection of connector.
!
Check the ECU.
!
Replace the squib wire.
!
Plus side short : 7k, ground side short : 6kW.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
41
Major USA
!
Air bag control unit internal defects.
!
Check and replace the ECU.
38
Driver’s acceleration sensor
39
Driver’s acceleration sensor off-set
40
Arming sensor
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
!
Air bag control unit internal defects.
!
Check and replace the ECU.
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