Mitsubishi Outlander (2003+). Manual — part 178
TROUBLESHOOTING <A/T>
AUTOMATIC TRANSMISSION (FF)
23A-7
TROUBLESHOOTING <A/T>
STANDARD FLOW OF DIAGNOSIS
TROUBLESHOOTING
M1231013500450
DIAGNOSIS FUNCTION
M1231019000215
N RANGE LAMP SYSTEM
If there is a problem with any of the A/T system, the
N range lamp will flash at a rate of approximately
1Hz.
If the N range lamp is flashing at a rate of
approximately 1 Hz, check the diagnosis output.
N range lamp flashing item
•
Input shaft speed sensor system
•
Output shaft speed sensor system
•
Solenoid valve system
•
Non-synchronization at various shift ranges
•
A/T control relay system
Ask about trouble symptoms
Check the A/T fluid
Check the trouble symptoms
Replace the A/T fluid
To INSPECTION CHART FOR
TROUBLE SYMPTOMS
Reading of a diagnosis code
Erase of a diagnosis code
Check the trouble symptoms
Inhibitor switch, TPS check
Road test
Recheck diagnosis codes
To INSPECTION CHART FOR
DIAGNOSIS CODES
To INSPECTION CHART FOR
TROUBLE SYMPTOMS
Check for the cause
Repair
Confirmation test (road test)
INTERMITTENT MALFUNCTIONS
(Refer to GROUP 00 - Points to
Note for Intermittent Malfunction)
Completed
NG
OK
Communication with the
MUT-II not possible
Diagnosis code output
exists
No diagnosis code output
Abnormality exists (no diagnosis code output)
Abnormality exists
(diagnostic trouble
code output)
No abnormality
Found
Not found
OK
OK
NG
AC212495
NG
Diagnosis code output
exists
No diagnosis code output
Communication with the
MUT-II/III not possible
AB
AC300319AD
TROUBLESHOOTING <A/T>
AUTOMATIC TRANSMISSION (FF)
23A-8
NOTE: If the A/T fluid warning lamp is illuminating,
the A/T fluid temperature is high. (It flushes when the
fluid is approximately 125
°
C or more and goes off
when the fluid is approximately 115
°
C or less.)
METHOD OF READING THE DIAGNOSIS
CODE
Use the MUT-II/III to read the diagnosis code. (Refer
to GROUP 00
−
How to Use
Troubleshooting/Inspection Service Points
METHOD OF ERASING THE DIAGNOSIS
CODE
Use the MUT-II/III to erase the diagnosis code.
(Refer to GROUP 00
−
How to Use
Troubleshooting/Inspection Service Points
TROUBLESHOOTING <A/T>
AUTOMATIC TRANSMISSION (FF)
23A-9
ROAD TEST
M1231007800463
Procedure Pre-test/operation
conditions
Test/operation
Judgment value
Check item
Diagnosis
code No.
Inspection
procedure if
there is an
abnormality
1
Ignition switch:
LOCK (OFF)
position
Ignition switch
(1) ON
Data List No.54
(1) System voltage
[V]
A/T
control
relay
54
A/T control
relay
system
2
Ignition switch:
ON
Engine:
Stopped
Selector lever
position: P
Selector lever
position
(1) P
(2) R
(3) N
(4) D
Data List No.61
(1) P
(2) R
(3) N
(4) D
Inhibitor
switch
27, 28
Inhibitor
switch
system
Selector lever
position
(1) D
(2) Select the sport
mode
(3) Upshift and hold
the selector lever
in that position
(2nd gear)
(4) Downshift and
hold the selector
lever in that
position (1st gear)
Data List No.67
(1) OFF
(2) ON
(3) ON
(4) ON
Select
switch
−
Sport mode
switch
system
Data List No.68
(1) OFF
(2) OFF
(3) ON
(4) OFF
Upshift
switch
Data List No.69
(1) OFF
(2) OFF
(3) OFF
(4) ON
Downshift
switch
Shift indicator lamp
(1) Only D
illuminates
(2) Only 1
illuminates
(3) Only 2
illuminates
(4) Only 1
illuminates
Shift
indicator
lamp
Accelerator pedal
(1) Fully closed
(2) Depressed
(3) Fully opened
Data List No.11
(1) 300
−
700 mV
(2) Gradually
increases from
(1)
(3) 4,000 mV or
more
TPS
11, 12, 14 TPS
system
Brake pedal
(1) Depressed
(2) Released
Data List No.26
(1) ON
(2) OFF
Stop lamp
switch
26
Stop lamp
switch
system
TROUBLESHOOTING <A/T>
AUTOMATIC TRANSMISSION (FF)
23A-10
3
Ignition switch:
START
Starting test at P or
N position
Starting should be
possible
Starting
possible/n
ot
possible
−
Starting not
possible
4
Driving after
engine has
warmed up
Drive for 15 minutes
or more until the A/T
fluid temperature
rises to 70
−
80
°
C.
Data List No.15
Gradually rises to 70
−
80
°
C
A/T fluid
temperatu
re sensor
15, 16
A/T fluid
temperatur
e sensor
system
Procedure Pre-test/operation
conditions
Test/operation
Judgment value
Check item
Diagnosis
code No.
Inspection
procedure if
there is an
abnormality
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