Mitsubishi Galant 9G. Manual — part 570
A/T FAULTY OPERATION PREVENTION MECHANISM DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-358
DIAGNOSIS
STEP 1. Check the connection of selector lever
assembly and transaxle control cable.
Q: Is the connection of selector lever assembly and
transaxle control cable in good condition?
YES :
Go to Step 2.
NO :
Repair the connection of selector lever
assembly and transaxle control cable.
Check that the selector lever can be moved
from "R" position to "P" position.
STEP 2. Check the fit of the lock cam.
Q: Is the lock cam installed correctly?
YES :
Go to Step 3.
NO :
Install the lock cam correctly. Refer to
. Check that the selector lever
can be moved from "R" position to "P"
position.
STEP 3. Check the lock cam.
Q: Is the lock cam in good condition?
YES :
Go to Step 4.
NO :
Replace the lock cam. Refer to
.
Check that the selector lever can be moved
from "R" position to "P" position.
STEP 4. Check the fit of the transaxle control
cable.
Q: Is the transaxle control cable installed correctly?
YES :
Go to Step 5.
NO :
Install the transaxle control cable correctly.
Refer to
. Check that the selector
lever can be moved from "R" position to "P"
position.
STEP 5. Check the transaxle control cable.
Q: Is the transaxle control cable in good condition?
YES :
Repair or replace the selector lever
assembly. Refer to
and
. Check that the selector lever
can be moved from "R" position to "P"
position smoothly.
NO :
Replace the transaxle control cable. Refer
to
. Check that the selector lever
can be moved from "R" position to "P"
position.
INSPECTION PROCEDURE 6: Ignition Key cannot be Turned to the "LOCK" (OFF) Position when
Selector Lever is at "P" Position.
.
TECHNICAL DESCRIPTION (COMMENT)
Lock cam, steering lock cylinder assembly, transaxle
control cable, or key interlock cable may be defec-
tive.
.
TROUBLESHOOTING HINTS
• Malfunction of lock cam
• Malfunction of key interlock cable
• Malfunction of transaxle control cable
• Malfunction of steering lock cylinder assembly
DIAGNOSIS
STEP 1. Check the connection of lock cam and
key interlock cable.
Q: Is the connection of lock cam and key interlock
cable in good condition?
YES :
Go to Step 2.
NO :
Repair the connection of lock cam. Check
that the ignition key can be turned to the
"LOCK" (OFF) position with the selector
lever at "P" position.
A/T FAULTY OPERATION PREVENTION MECHANISM DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-359
STEP 2. Check the fit of the lock cam.
Q: Is the lock cam installed correctly?
YES :
Go to Step 3.
NO :
Install the lock cam correctly. Refer to
. Check that the ignition key can
be turned to the "LOCK" (OFF) position with
the selector lever at "P" position.
STEP 3. Check the lock cam.
Q: Is the lock cam in good condition?
YES :
Go to Step 4.
NO :
Replace the lock cam. Refer to
.
Check that the ignition key can be turned to
the "LOCK" (OFF) position with the selector
lever at "P" position.
STEP 4. Check the fit of the key interlock cable.
Q: Is the key interlock cable installed correctly?
YES :
Go to Step 5.
NO :
Install the key interlock cable correctly.
Refer to
. Check that the ignition
key can be turned to the "LOCK" (OFF)
position with the selector lever at "P"
position.
STEP 5. Check the key interlock cable.
Q: Is the key interlock cable in good condition?
YES :
Go to Step 6.
NO :
Replace the key interlock cable. Refer to
. Check that the ignition key can
be turned to the "LOCK" (OFF) position with
the selector lever at "P" position.
STEP 6. Check the fit of the transaxle control
cable.
Q: Is the transaxle control cable installed correctly?
YES :
Replace the steering lock cylinder
assembly. Refer to
Check that the ignition key can not be
turned to the "LOCK" (OFF) position with
the selector lever at "P" position.
NO :
Install the transaxle control cable correctly.
Refer to
. Check that the ignition
key can be turned to the "LOCK" (OFF)
position with the selector lever at "P"
position.
INSPECTION PROCEDURE 7: Ignition Key can be Turned to the "LOCK" (OFF) Position when Selector
Lever is at any Position Other than "P" Position.
.
TECHNICAL DESCRIPTION (COMMENT)
Lock cam, steering lock cylinder assembly, transaxle
control cable, or key interlock cable may be defec-
tive.
.
TROUBLESHOOTING HINTS
• Malfunction of lock cam
• Malfunction of steering lock cylinder assembly
• Malfunction of transaxle control cable
• Malfunction of key interlock cable
DIAGNOSIS
STEP 1. Check the connection of lock cam and
key interlock cable.
Q: Is the connection of lock cam and key interlock
cable in good condition?
YES :
Go to Step 2.
NO :
Repair the connection of lock cam. Check
that the ignition key can not be turned to the
"LOCK" (OFF) position with the selector
lever at any position other than "P" position.
STEP 2. Check the fit of the lock cam.
Q: Is the lock cam installed correctly?
YES :
Go to Step 3.
NO :
Install the lock cam correctly. Refer to
. Check that the ignition key can
not be turned to the "LOCK" (OFF) position
with the selector lever at any position other
than "P" position.
A/T FAULTY OPERATION PREVENTION MECHANISM DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-360
STEP 3. Check the lock cam.
Q: Is the lock cam in good condition?
YES :
Go to Step 4.
NO :
Replace the lock cam. Refer to
.
Check that the ignition key can not be
turned to the "LOCK" (OFF) position with
the selector lever at any position other than
"P" position.
STEP 4. Check the fit of the key interlock cable.
Q: Is the key interlock cable installed correctly?
YES :
Go to Step 5.
NO :
Install the key interlock cable correctly.
Refer to
. Check that the ignition
key can not be turned to the "LOCK" (OFF)
position with the selector lever at any
position other than "P" position.
STEP 5. Check the key interlock cable.
Q: Is the key interlock cable in good condition?
YES :
Go to Step 6.
NO :
Replace the key interlock cable. Refer to
. Check that the ignition key can
not be turned to the "LOCK" (OFF) position
with the selector lever at any position other
than "P" position.
STEP 6. Check the fit of the transaxle control
cable.
Q: Is the transaxle control cable installed correctly?
YES :
Replace the steering lock cylinder
assembly. Refer to
Check that the ignition key can not be
turned to the "LOCK" (OFF) position with
the selector lever at any position other than
"P" position.
NO :
Install the transaxle control cable correctly.
Refer to
. Check that the ignition
key can not be turned to the "LOCK" (OFF)
position with the selector lever at any
position other than "P" position.
SPECIAL TOOLS
TSB Revision
AUTOMATIC TRANSAXLE
23A-361
SPECIAL TOOLS
M1231000600413
TOOL
TOOL NUMBER AND
NAME
SUPERSESSION APPLICATION
MD998330 (Includes
MD998331)
Oil pressure gauge (3.0
MPa, 427 psi)
MD998330-01
Measurement of hydraulic pressure
MD998332
Adapter
MD998332-01
Connection for oil pressure gauge
MB991958
A: MB991824
B: MB991827
C: MB991910
D: MB991911
E: MB991914
F: MB991825
G: MB991826
MUT-III sub assembly
A: Vehicle
communication
interface (V.C.I.)
B: MUT-III USB cable
C: MUT-III main harness
A (Vehicles with CAN
communication
system)
D: MUT-III main harness
B (Vehicles without
CAN communication
system)
E: MUT-III main harness
C (for Daimler
Chrysler models only)
F: MUT-III measurement
adapter
G: MUT-III trigger
harness
MB991824-KIT
NOTE: G:
MB991826
MUT-III trigger
harness is not
necessary when
pushing V.C.I.
ENTER key.
Checking diagnostic trouble codes
CAUTION
For vehicles with CAN
communication, use MUT-III main
harness A to send simulated
vehicle speed. If you connect
MUT-III main harness B instead,
the CAN communication does
not function correctly.
AC103525
MB991910
MB991826
MB991958
MB991911
MB991914
MB991824
MB991827
MB991825
DO NOT USE
A
B
C
D
E
F
G
DO NOT USE
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