
SRS –
Troubleshooting
52B-14
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 TROUBLE SYMPTOMS
Get an understanding of the trouble symptoms and check according to the inspection procedure chart.
Trouble symptom
Inspection procedure No.
Reference page
Communication with
MUT-
II
is not possible.
Communication with all systems is not
possible.
1
52B-14
Communication is not possible with
SRS only.
2
52B-15
When the ignition key is turned to “ON” (engine stopped), the
SRS warning lamp does not illuminate.
Refer to diagnosis code No.43.
52B-12
After the ignition switch is turned to ON, the SRS warning lamp
is still on after approximately 7 seconds have passed.
Refer to diagnosis code No.43.
52B-12
INSPECTION PROCEDURE FOR TROUBLE SYMPTOMS
Inspection Procedure 1
Communication with MUT-
II
is not possible. (Communica-
tion with all systems is not possible.)
Probable cause
The cause is probably a power supply system (including earth circuit) of the diagnosis
line.
D
Malfunction of connectors
D
Malfunction of wiring harness
Refer to GROUP 13A – Troubleshooting.
SRS warning lamp