Honda 2006 TRX680FA Service Manual page 324

DRIVETRAIN SYSTEM
4. EOT Sensor Short
Cin.uit
Inspection
Disconnect the
peM
33P (Gray) connector from
the peM (page 6-54).
Check for continuity between the EDT sensor 2P
(Black} connector terminal of the wire harness
side and ground.
Connection: Yellow - Ground
Is there continuity?
YES - Short circuit in Yellow wire.
NO - Replace the peM with a new one, and
recheck.
DTe 44-2 (EOT SENSOR HIGH
VOLTAGE)
• Before starting the inspection, check for loose or
poor contact on the EDT sensor 2P (Black) con-
nector and recheck the HDS.
1. EDT Sensor System Inspection
Turn the ignition switch ON and engine stop
switch "0".
EOTSENS()R 2P (BLACK) CONNECTOR
lWire side of female terminal)
' 4 D
y .
~
EQTSENSOR 2P (BLACK) CONNECTOR
(Wire side
of
female terminall
Check the EQT sensor with the HDS pocket
tester.
Is about 5 V indicated?
NO - . Intermittent failure.
• loose or poor contact on the EDT
sensor 2P (Black) connector.
YES -
GO TO STEP
2.
2, EOT Sensor Inspection
Turn the ignition switch OFF.
Disconnect the EOT sensor 2P (Black) connector.
Jump the EDT sensor terminals with a jumper
wire.
Connection: Yellow - Green/red
Turn the ignition switch ON and engine stop
switch "0".
Check the EaT sensor with the HDS pocket
tester.
Is about 0 V indicated?
YES -
Faulty
EDT
sensor,
NO - GO TO STEP 3,
14-42
y
G/R
JUMPER WIRE