Mitsubishi Galant 9G. Manual — part 563
AUTOMATIC TRANSAXLE DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-330
STEP 16. Check PCM connector B-20 for loose, corroded
or damaged terminals, or terminals pushed back in the
connector.
Q: Are the connector and terminals in good condition?
YES : Go to Step 4.
NO : Repair or replace the damaged components. Refer to
GROUP 00E, Harness Connector Inspection
STEP 17. Check the shift switch assembly.
Refer to
, Transaxle Control.
Q: Is the switch operating properly?
YES : Go to Step 18.
NO : Replace the shift switch assembly. Refer to
, Transaxle Control.
AC306248AH
CONNECTOR: B-20
PCM
AIR
CLEANER
JAE
41
37
32
40
39
23
21 22
35
31
30
26
36
27
43
42
25
24
38
34
29
33
28
B-20
AUTOMATIC TRANSAXLE DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-331
STEP 18. Measure the switch output voltage at PCM
connector B-20 by using check harness special tool
MB991923.
(1) Disconnect all the connectors from the PCM.
(2) Connect special tool MB991923 (check harness) between
the PCM and the body-side harness connector.
(3) Turn the ignition switch to the "ON" position.
AC306248AH
CONNECTOR: B-20
PCM
AIR
CLEANER
JAE
41
37
32
40
39
23
21 22
35
31
30
26
36
27
43
42
25
24
38
34
29
33
28
B-20
AC209793AK
SPECIAL TOOL 23-PIN CONNECTOR
WITHOUT RED TAPE
(PCM CONNECTOR B-20)
B-20
(GR)
25
21
24 23 22
29 28 27 26
34 33 32 31 30
38 37 36 35
43 42 41 40 39
PCM
MB991923
BODY SIDE
HARNESS
AUTOMATIC TRANSAXLE DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-332
(4) Measure the voltage between terminal 32 and ground.
• The voltage should measure battery positive voltage
when the selector lever is upshift and hold.
(5) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the measured voltage battery positive voltage?
YES : Go to Step 21.
NO : Go to Step 19.
STEP 19. Check PCM connector B-20 and shift switch
assembly connector C-20 for loose, corroded or damaged
terminals, or terminals pushed back in the connector.
Q: Are the connectors and terminals in good condition?
YES : Go to Step 20.
NO : Repair or replace the damaged components. Refer to
GROUP 00E, Harness Connector Inspection
AC210382
24
33
37
42
43
25
34
38
29
40
41
39
21
30
22
23
27
36
32
28
31
35
26
JAE
AC
B-20 HARNESS
CONNECTOR:
COMPONENT SIDE
AC306248AH
CONNECTOR: B-20
PCM
AIR
CLEANER
JAE
41
37
32
40
39
23
21 22
35
31
30
26
36
27
43
42
25
24
38
34
29
33
28
B-20
AC306349AB
CONNECTOR: C-20
4
3
1
5 6
2
AUTOMATIC TRANSAXLE DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-333
STEP 20. Check the harness for open circuit or short
circuit to ground between PCM connector B-20 terminal 32
and shift switch assembly connector C-20 terminal 4.
Q: Is the harness wire in good condition?
YES : Go to Step 4.
NO : Repair or replace the harness wire.
AC306248AH
CONNECTOR: B-20
PCM
AIR
CLEANER
JAE
41
37
32
40
39
23
21 22
35
31
30
26
36
27
43
42
25
24
38
34
29
33
28
B-20
AC306349AB
CONNECTOR: C-20
4
3
1
5 6
2
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст