Mitsubishi 3000GT Service Manual page 232

HARNESS INSPECTION
U
MULTIPORT
On-Vehicle Inspection of MFI
FUEL INJECTION - Components
Measure the input voltage of en-
4
Battery voltage
Engine control
module harness
side connector
Measure the input voltage of en-
gine control module.
Engine control module con-
l
nector: Disconnected
Defogger switch: ON
l
(Defogger relay ON)
Battery voltage
Engine control
module harness
side connector
Measure .the input voltage of en-
gine control module.
4
Engine control module con-
l
nector: Disconnected
Brake pedal: Depressed
l
(Stop light switch ON)
Battery voltage
Engine control
module harness
side connector
TSB Revision
Check circuit
related to tail
light relay
Check circuit
fogger relay
Check circuit
stoplight relay