Mitsubishi 3000GT Service Manual page 126

MULTIPORT FUEL INJECTION - Troubleshooting
Code No.
Output signal pattern
44
52
53
59
61
62
69
NOTE
Do not reljlace the ECM until a thorough terminal check reveals there are no short/open circuit.
Diagnostic item
Ignition coil, ignition powertransis-
tor unit
(No. l-4 cylinder)
Ignition coil, Ignition power transis-
tor unit
(No. 2-5 cylinder)
Ignition coil, Ignition power transis-
tor unit
(No. 3-6 cylinder)
Acablefromtransaxlecontrolmod-
ule, for transmission of torque re-
Induction control valve position
sensor <Non Turbo>
Right bank heated oxygen sensor
tinuous)
TSB Revision
Check item (Remedy)
Harness and connector
l
Ignition coil
l
Ignition power transistor unit
l
Harness and connector
l
Ignition coil
l
Ignition power transistor unit
l
Harness and connector
l
Ignition coil
l
Ignition power transistor unit
l
Harness and connector
l
Injectors (Replace if defective)
l
Intake air leaks
l
Harness and connector
l
(If harness and connector are
normal, replace only transaxle
control module.)
Harness and connector
l
(If harness, connector and in-
duction control valve are nor-
mal, replace air intake plenum
assembly.)
Harness and connector
l
Injectors (Replace if defective)
l
Intake air leaks
l
Memory
Retained
,
Retained
Retained
Retained
Retained
Retained