Mitsubishi 3000GT Service Manual page 370

HARNESS INSPECTION
A Harness side
connector
B-2 Harness side
connector
B-2 Harness side
connector
B-l Harness side
MULTIPORT On-Vehicle Inspection of MFI
FUEL INJECTION - Components
Measure the power supply volt-
age of the ignition coil.
Connector: Disconnected
l
Ignition switch: ON
l
Battery voltage
Measure the power supply volt-
age of the ignition coil.
Connector: Disconnected
l
Ignition switch: ON
Battery voltage
Check for an open-circuit, or a short-
circuit to ground between the engine
control unit and the ignition power
Engine control module connec-
l Ignition power transistor connec-
tor: Disconnected
Check for an open-circuit, or a shott-
circuit to ground between the ignition
power transistor and the ignition coil.
Ignition coil connector: Discon-
l
Ignition power transistor connec-
tor: Disconnected
TSB Revision
: : I : -
Repair the
harness.
(A3 - Igni-
tion switch)
Repair the
harness.
(B6 - Igni-
tion switch)
Repair the
harness.