Honda VFR800F 2014 Service Manual page 103

PGM.FI SYSTEM
2.
CMP
Sensor Line Open
Circuit lnspection
Turn
the
ignition switch OFF'
oiiconn"6t the ECM 33P
(Black)
and 33P (Gray)
connectors
(Page
4-42)
CtrecX
tor
continuity between
the
CMP sensor 2P
(Black) connector
[1],
and
-
EC.M
33P
(Black)
connector
l2), and 33P (Gray) connector
t3l
terminals at
the
wire
side.
TOOL:
Gr/R
(B16)
Test probe (2 Pack)
O7ZAJ.RDJA11O
CONNEGTION: White -
White/yellow
(A31)
GraY/red
-
GraY/red (816)
ls
there
continuitY?
YES
-
GOTO STEP 3.
NO - '
Open circuit
in the White
or
White/
Yellow
wire
.
bPen
circuit in
the GraY/red
wire
CMP
Sensor Line Short Circuit lnspection
Check for continuity
between
the wire harness side
CMP sensor 2P (Biack) connector [1] and
ground'
CONNEGTION:
GraY/red
- Ground
Is
there
continuitY?
YES
-
Short circuit in
the Gray/red
wire
NO -
Replace
the ECM
with
a
known good
one
and recheck.
DTC 19 (CKP SENSOR)
CKP
SENSOR
[=-w
tc
I
l.--l-Y
Probable cause
.
Open circuit
in the White/yellow
wire between the
CKP sensor
and ECM
Open or short circuii in
the Yellow wire
between the
CMP sensor
and ECM
Faulty CKP sensor
Faulty ECM
ECM
4-31