Mitsubishi Galant 9G. Manual — part 521

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-162

STEP 43. Check harness for open circuit or short circuit to
ground between PCM connector B-21 terminal 72 and
transmission range switch connector B-110 terminal 6.
Q: Is the harness wire in good condition?

YES : Go to Step 5.
NO : Repair or replace the harness wire.

AC306248AC

B-21
(B)

CONNECTOR: B-21

PCM

AIR
CLEANER

73

80

54

67

60

71 72

77 78 79

64

51

59

58

65

52

66

53

75

74

76

81 82

83

63

JAE

62

68

61

55

69

56

70

57

AC210068

CONNECTOR: B-110

B-110 (B)

AE

TRANSMISSION
RANGE SWITCH

1

7

2

8

3

5

9

4

10

6

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-163

STEP 44. 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 connector and terminals in good condition?

YES : Go to Step 45.
NO : Repair or replace the damaged components. Refer to

GROUP 00E, Harness Connector Inspection

P.00E-2

.

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-164

STEP 45 . Check harness for short circuit to ground
between PCM connector B-20 terminal 39 and shift switch
assembly connector C-20 terminal 3.
Q: Is the harness wire in good condition?

YES : Go to Step 5.
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

AUTOMATIC TRANSAXLE DIAGNOSIS

TSB Revision

AUTOMATIC TRANSAXLE

23A-165

DTC 28 (P0705): Transmission Range Switch System (Short Circuit)

CAUTION

If DTC 28 (P0705) has been set, TCL related DTC
C1397 is also set. After DTC 28 (P0705) has been
diagnosed, don’t forget to erase DTC C1397.

.

TRANSMISSION RANGE SWITCH
SYSTEM CIRCUIT

Refer to

P.23A-120

.

.

CIRCUIT OPERATION

Refer to

P.23A-120

.

.

DESCRIPTIONS OF MONITOR METHODS

• If two types or more of signals are input from

transmission range switch for more than 30 sec-
onds, PCM judges that transmission range switch
has a failure.

.

MONITOR EXECUTION

• Continuous

.

MONITOR EXECUTION CONDITIONS
(OTHER MONITOR AND SENSOR)

Other Monitor (There is no temporary DTC stored

in memory for the item monitored below)

• Not applicable

Sensor (The sensor below is determined to be

normal)

• Not applicable

.