Dtc 24-1 (Shift Control Motor Drive Circuit) - Honda CTX700N/ND Service Manual

.
DUAL CLUTCH TRANSMISSION ( DCT ) ( CTX 700 D / ND )
DTC 24 - 1 (
SHIFT CONTROL MOTOR
DRIVE CIRCUIT )
NOTE :
If the PCM is replaced , perform the Clutch Initialize
Learning Procedure ( page 12
- 81 )
.
1
.
Shift Control Motor Line Open Circuit Inspection
Disconnect the following :
- PCM 33 P ( Black ) connector ( page 4
-
34 )
- Shift control motor 2 P ( Black ) connector
( page 12
-
70 )
Check for continuity between the wire harness side
shift control motor 2 P ( Black ) connector [ 1 ] and
PCM 33 P
( Black ) connector [ 2 ] terminals
.
Connection : Pink / blue
-
A 1
Pink / blue - A 2
Yellow / blue - A 4
Yellow / blue - A 15
TOOL :
Test probe
,
2 packs 07 ZAJ
-
RDJA 110
A 2 A 1
P / Bu
Y / Bu
[ 1 ]
' [ 2 ] A 4 A 15
Is there continuity ?
YES
-
GO TO STEP 2
.
NO
-
• Open
circuit in the Pink / blue wire
• Open circuit in the Yellow / blue
wire
2
.
Shift Control Motor Line Short Circuit Inspection
3
.
Check for continuity between the wire harness side
shift control motor 2 P ( Black ) connector [ 1 ]
terminals and ground
.
Connection : Pink /
blue - Ground
Yellow / blue - Ground
Is there continuity ?
YES
-
• Short
circuit in the Pink / blue wire
• Short
circuit in the Yellow
/
blue wire
NO
-
GO TO STEP 3
.
P / Bu
Y / Bu
Q Q
[ 1 ]
Shift Control Motor Inspection
Remove the shift control motor ( page 12
-
70 ) .
Connect a fully charged 12 V battery [ 1 ] to the shift
control motor [ 2 ] 2 P connector terminals to check
the motor operation
.
Change
the battery connection to check the reverse
operation
.
Does the shift control motor turn in both
directions ?
YES
-
Replace the PCM with a known good one
.
NO
-
Faulty shift control motor
P
'
*
s
r
© ©
i
2
[ 1 ]
12 - 23