Mitsubishi 3000GT Service Manual page 886

SERVICE BRAKES
Inspection Procedure 3
ABS warning light is not lighted with the ignition key Probablecause
turned ON (stationary engine).
Probably light power supply circuit is open-circuited, light bulb has burned out or
circuit between warning light and ABS-ECU is open-circuited.
Measure at connector D-16.
Disconnect connectors and
l
make measurements on female
connector.
Ignition switch: ON
l
State of warning light when
l
terminal No. 6 grounded
OK
and connector D-16 and repair if
Inspection procedure 4
ABS warning light does not go out after turning ON of the
ignition switch.
ABS warning light lighting circuit is probably short-circuited.
NOTE
This trouble symptom is limited to the case where communication with scan tool is possible (ABS-ECU
power supply is normal) and diagnostic code is normal code.
Disconnect D-16 connectors. Is ABS warning light lighted
with the ianition switch turned ON?
Disconnect ABS-ECU connector E-12.
Ignition switch: ON
l
Does ABS warning light go out?
l
NO
Check harness between combination meter and ABS-ECU,
and repair if necessary.
Refer to check procedure for blown
fuse.
OK
D-l 6, D-04, D-44, C-71, C-82
OK
Check trouble symptoms.
YES
TSB Revision
Fuse blown
l
ABS warning light bulb burned out.
l
Harness, connector defective
l
Replace ABS warning light bulb.
N G
Replace combination meter.
Combination meter defective
l
ABS-ECU defective
l
Harness defective (shorted)
l
Replace combination meter.