Dtc 42-1 (Shift Switch Malfunction) - Honda CTX700N/ND Service Manual

DUAL CLUTCH TRANSMISSION ( DCT ) ( CTX 700 D / ND )
4 . N
-
D Shift Switch Input Line Short Circuit
Inspection
Check for continuity between the wire harness side
PCM 33 P ( Black ) connector [ 1 ]
terminals and
ground .
Connection : A 18
-
Ground
A 29
-
Ground
TOOL :
Test probe , 2 packs 07 ZAJ
-
RDJA 110
Is there continuity ?
YES
-
• Short
circuit in the Light green / black
wire
• Short
circuit in the Black
/ yellow
wire
NO
-
Replace the PCM with a known good one
,
and recheck
.
A 18
Q
/
—
i
n
Q
A 29
[ 1 ]
DTC 42 - 1 ( SHIFT SWITCH
MALFUNCTION )
NOTE :
• Before starting the inspection
,
check for loose or
poor contact on the
left handlebar switch and PCM
33 P connectors , then recheck the DTC
.
• If the
PCM is replaced , perform the Clutch Initialize
Learning Procedure ( page 12
- 81 ) .
1
.
Shift Switch Power Input Voltage Inspection
Disconnect the left handlebar switch 6 P ( Black )
connector
( page 22
-
18 )
.
Turn the ignition switch ON with the engine stop
switch "
o
"
.
Measure the voltage between the wire harness side
left handlebar switch 6 P ( Black ) connector [ 1 ]
terminal
and ground
.
Connection : Yellow / red ( + ) - Ground ( - )
Is the voltage within 4.75
-
5.25 V ?
YES
-
GO TO STEP 2 .
NO
-
Open circuit in the Yellow / red wire
[ 1 ]
fjj
iJj
Y / R
2 .
Shift Switch Inspection
Turn the ignition switch OFF .
Check for continuity between the switch side left
handlebar switch 6 P ( Black ) connector [ 1 ] terminals
in each switch position
.
Connection :
" + " switch :
Green/ blue
-
Yellow / red
switch
:
Light green/ red - Yellow / red
Is there continuity with the switch pushed and
no continuity with the switch released ?
YES
-
GO TO STEP 3
.
NO
-
Faulty shift switch
fi
[ 1 ]
R
X
iLg
/ R
G / Bu
Vt
=
j
Y
J
19
-
9 R