Suzuki GSX-R1000 2007, Service Manual

Page: 205 / 549

4-50 FI SYSTEM DIAGNOSIS
ECT sensor voltage: 4.5 – 5.5 V
( B/Bl – Ground)
( B/Bl – B/Br)
\
09900-25008: Multi-circuit tester set
W
Tester knob indication: Voltage ( )
Is the voltage OK?
Step 1 (When indicating P0115-H:)
1) Turn the ignition switch OFF.
2) Lift and support the fuel tank. (
5-3)
3) Check the ECT sensor coupler for loose or poor contacts.
If OK, then check the ECT sensor lead wire continuity.
4) Disconnect the ECT sensor coupler and ECM coupler.
5) Check the continuity between B/Bl wire
and terminal
7
.
6) Also, check the continuity between B/Br wire and terminal
:
.
ECTS lead wire continuity: Continuity (
?
)
\
09900-25008: Multi-circuit tester set
09900-25009: Needle pointed probe set
=
Tester knob indication: Continuity test (
?
)
Is the continuity OK?
7) After repairing the trouble, clear the DTC using SDS tool.
( 4-28)
YES Go to Step 2.
NO
• Loose or poor contacts on the ECM coupler
(terminal
7
or
:
).
• Open or short circuit in the B/Bl wire or B/Br
wire
V
1
1
YES Go to Step 2.
NO B/Bl or B/Br wire open
1
ECM coupler (Harness side)
(Black) (Gray)
?