Serial Communication Line Inspection; Back-Up Voltage Line - Honda CTX700N/ND Service Manual

LIGHTS / METERS / SWITCHES
BACK - UP VOLTAGE LINE
Disconnect
the combination meter 16 P ( Gray )
connector ( page 22 -
7 ) .
-
CTX 700 / A / D ( page 2
-
6 )
-
CTX 700 N / NA /
ND ( page 22
-
7 )
Measure the voltage at the combination meter 16 P
(Gray ) connector [
1
] of the wire harness side and
ground .
CONNECTION : Red / white (
+ )
- Ground (
-
)
STANDARD : Battery voltage
There should be battery voltage at all times .
If there is no voltage ,
check the following :
-
Open circuit in the Red / white wire
-
Blown sub fuse 7.5 A ( CLOCK / TURN
)
GROUND LINE
Check for continuity at the
combination
meter 16 P
( Gray) connector [ 1 ] of the wire harness side and
ground
.
CONNECTION : Green / red - Ground
There should be continuity
.
If
there is no continuity , check for open circuit in Green/
red wire .
SERIAL COMMUNICATION LINE
INSPECTION
NOTE :
•
Check the following items before starting the inspection :
-
Check for loose or poor contact on the combination meter 16 P ( Gray ) connector and ECM/PCM 33 P
connector
, then recheck the DTC .
-
Inspect the sub fuse 7
,
5 A ( ENG STOP )
•
If the PCM is replaced
,
perform
the Clutch Initialize Learning Procedure ( page 12
- 81 ) ( CTX 700 D / ND )
.
Turn the ignition switch ON with the engine stop switch
" O " and check the combination meter
.
The serial communication line is abnormal if the
combination meter shows following :
-
MIL [ 1 ]
and engine oil pressure indicator [ 2 ] stay on .
- Tachometer and high coolant temperature indicator
do not come on
.
-
Shift i n d i c a t o r [ 3 ] is blinking
.
( CTX 700 D / ND only )
NOTE :
• If the ignition switch is turned ON with the engine
stop
switch turned ' W , the same condition will
occur .
If the serial communication line is abnormal , check the
following
.
1 ]
[ 2 ]
<
N
©
XIOOOrA
I
"
ffl
- e
5
n
u
[ 3 ] ( CTX 700 D /
ND only )
[ 1 ]
G / R
£ 2
[ 1 ]
n n
i i i i M
ni
*
l I I T T i T T l
R / W
>
99 R