Srs Warning Light Circuit Malfunction (Does Not Light Up, When Ignition Switch Is Turned To Acc Or On.) - Toyota T100 1996 Service Manual

DI−400
SRS Warning Light Circuit Malfunction (Does not light up, when
ignition switch is turned to ACC or ON.)
CIRCUIT DESCRIPTION
The SRS warning light is located on the combination meter.
When the SRS is normal, the SRS warning light lights up for approx. 6 seconds after the ignition switch is
turned from LOCK position to ACC or ON position, and then turns off automatically.
If there is a malfunction in the SRS, the SRS warning light lights up to inform the driver of the abnormality
When terminal Tc and E1 of the DLC1 are connected, the DTC is displayed by the blinking of the SRS warn-
ing light.
WIRING DIAGRAM
See page DI−398.
INSPECTION PROCEDURE
1 Check ECU−B Fuse.
OK
2 Check connection of center airbag sensor assembly connector.
OK
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS −
PREPARATION:
Remove ECU−B fuse.
Fuse
CHECK:
Check continuity of ECU−B fuse.
OK:
Continuity
HINT:
Fuse may be burnt out even if it appears to be OK during
S
visual inspection.
N14677
If fuse is OK, install it.
S
NG
NG
SUPPLEMENTAL RESTRAINT SYSTEM
Go to step 6.
Repair.
DI98B−01