SRS ± Troubleshooting
52B-8
TROUBLESHOOTING
STANDARD FLOW OF DIAGNOSTIC TROUBLESHOOTING
Refer to GROUP 00 ± How to Use Troubleshooting/Inspection Service Points.
DIAGNOSIS FUNCTION
DIAGNOSIS CODES 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 CODE
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.
SRS WARNING LAMP INSPECTION
1. Check to be sure that the SRS warning lamp illuminates
when the ignition switch is in the ON position.
2. Check to be sure that it illuminates for approximately 7
seconds and then switches off.
3. If the above is not the cause, inspect the diagnosis codes.
INSPECTION CHART FOR DIAGNOSIS CODES
Inspect according to the inspection chart that is appropriate for the malfunction code.
Code No. Diagnosis item Reference page
11, 12, 13 Front impact sensor system 52B-10
14 Analog G-sensor system in the SRS-ECU 52B-11
15,16 Front impact safing G-sensor system inside SRS-ECU 52B-11
17 Side impact safing G-sensor system inside SRS-ECU 52B-11
21*
2
, 22*
2
, 61*
2
, 62*
2
Driver's side air bag module (squib) system 52B-12
24*
2
, 25*
2
, 64*
2
, 65*
2
Front passenger's side air bag module (squib) system 52B-13
26*
2
, 27*
2
, 66, 67 Driver's side pre-tensioner (squib) system 52B-14
28*
2
, 29*
2
, 68, 69 Front passenger's side pre-tensioner (squib) system 52B-15
31, 32 SRS-ECU capacitor system 52B-11
34*
1
Connector lock system 52B-16
35 SRS-ECU (deployed air bag) system 52B-16
SRS warning lamp
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