Mitsubishi 3000GT Service Manual page 1192

Lock lever
Does the SRS warning light remain illu- - Malfunction
minated when the red ICpin connector
of the SDU is disconnected?
NOTE - IMPORTANT
(1) After repairing the SRS, reconnect the battery cable, erase the diagnostic trouble code memory
from the scan tool (1992 model) and check the SRS warning light operation to verify the system
functions properly. (Refer to TEST 1.)
(2) SDU = SRS Diagnosis Unit
SRS - Troubleshooting
(3) Release the lock of SDU connector in accordance with
the following procedure:
In case that there is no notch on the lock lever
Place a flat tip screwdriver against the lock spring (metal
section) of the connector lock lever as shown in the illustra-
tion, and push the spring horizontally toward the inside
of the unit.
Caution
1. Do not use excessive force to raise the lock lever.
2. Do not insert the screwdriver into the gap between
the lock lever and the lock spring.
In case that there is a notch on the lock lever
Place a flat tip screwdriver against the lock spring (metal
section) at the lock lever notch as shown in the illustration,
and push the spring toward the unit.
Caution
Do not use excessive force to raise the lock lever.
(4) Disconnect the red 14-pin connector from the SDU.
(5) Reconnect negative terminal of battery, and turn the igni-
tion key to the "ON" position.
(6) Check according to the flow chart below.
No
light and SDU is grounded.
warning
TSB Revision
Replace the SDU. (Refer to P52B-71.)
position, disconnect the negative
battery cable and tape the terminal.
(2)After waiting at least 30 seconds,
repair or replace the body wiring har-
ness. (Refer to P.52B-18, 20.)