Suzuki DL1000 Service Manual page 209

4-50 FI SYSTEM
Yes
3
Turn the ignition switch OFF.
Insert the copper wire to the ECM lead wire coupler
terminal (Heater circuit).
Turn the ignition switch ON and measure the heater
8
voltage between
If the tester voltage indicates the battery voltage for few
seconds it is good condition.
;
Heater voltage: Battery voltage
NOTE:
Battery voltage can be detected only during few seconds
after ignition switch is turned ON.
z
09900-25008: Multi circuit tester
u
Tester knob indication: Voltage (
Yes
4 Turn the ignition switch OFF.
Disconnect the HO
Check the resistance between the terminals (White –
White) of the HO sensor.
;
2
sensor resistance: 4 – 5 Ω (at 23 ˚C/73.4 ˚F)
HO
2
NOTE:
* Temperature of the sensor affects resistance value
largely.
* Make sure that the sensor heater is at correct tempera-
ture.
z
09900-25008: Multi circuit tester set
t
Tester knob indication: Resistance (Ω)
Yes
Black, W/Gr, White, W/B, Gray, B/Br or O/W wire open or
:
shorted to ground, or poor
( 4-22)
If wire and connection are OK, intermittent trouble or faulty
ECM.
Recheck each terminal and wire harness for open circuit
and poor connection. (
terminal and ground.
8
( terminal – Ground)
-
)
No
Replace the HO
a new one.
sensor coupler.
2
No
Replace the HO
a new one.
8 E N X
, , or connection.
:
4-5)
Check the fuel supply system,
if the system is OK, replace
the ECM with a new one, and
inspect it again.
3
8
sensor with
2
4
sensor with
2
8
V
terminal
White
White
ECM coupler
Ω