Ecm Main Relay; Exhaust Manifold Temperature Sensor And Cylinder Temperature Sensor - Suzuki DF 40 Supplemental Service Manual

ECM MAIN RELAY

! 09930-99320 : Digital tester
" Tester range : # # (Continuity) # # #
(1) Disconnect ECM main relay from wire.
(2) Check continuity between terminal 1 and 2 each time 12 V
is applied. Connect positive (+) side to terminal 4, and nega-
tive (–) side to terminal 3.
ECM main relay function :
12 V power
Applied
Not applied
$
Be careful not to touch 12 V power supply wires to each
other or with other terminals.
EXHAUST MANIFOLD TEMPERATURE SENSOR AND CYL-
INDER TEMPERATURE SENSOR
The shape of temperature sensor has been changed. from the
middle of 2002 year model.
The temperature sensor has been changed 2003 year model.
• Change of connector
• Elimination of O-ring
• Change of tube color
NOTE:
Exhaust manifold temperature sensor does not contact with cool-
ing water from 2003 year model.
Continuity
Yes
No
Dome shape O-ring
DF40/DF50 "K3" ('03) model 9
ECM main relay
Tube color: Gray
Tube color: Green
!
12V
"