Suzuki VZR1800 2007, Service Manual

Page: 294 / 609

FI SYSTEM DIAGNOSIS 5-93
Step 2
1) Turn the ignition switch ON.
2) Measure the voltage between O/B wire and ground.
$
PAIR valve voltage: Battery voltage
(
+
O/B –
-
Ground)
!
09900-25008: Multi-circuit tester set
&
Tester knob indication: Voltage (
'
)
Is the voltage OK?
3) After repairing the trouble, clear the DTC using SDS tool.
(
#
5-26)
ACTIVE CONTROL INSPECTION
1) Set up the SDS tool. (Refer to the SDS operation manual for
further details.)
2) Turn the ignition switch ON.
3) Click “PAIR Sol operating control”
1
.
4) Click each button
2
.
At this time, if an operation sound is heard from the PAIR control solenoid valve, the function is normal.
2
V
YES
• W/G or R/G wire open or shorted to ground, or
poor
d
or
w
connection failure.
• If wire and connection are OK, intermittent trou-
ble or faulty ECM.
• Recheck each terminal and wire harness for
open circuit and poor connection.
• Replace the ECM with a known good one, and
inspect it again.
NO Open or short circuit in the O/W wire.
ECM coupler (Harness side)
(Black) (Gray)
2