Suzuki GSX-R1000 2007, Service Manual

Page: 203 / 549

4-48 FI SYSTEM DIAGNOSIS
Step 2
1) Connect the special tool between TP sensor and its coupler.
2) Turn the ignition switch ON.
3) Measure the TP sensor output voltage at the terminals
(between P/B and B/Br) by turning the throttle grip.
TP sensor output voltage
Throttle valve is closed: Approx. 1.1 V
Throttle valve is opened: Approx. 4.3 V
\
09900-25008: Multi-circuit tester set
09900-28630: TPS test wire harness
W
Tester knob indication: Voltage ( )
Is the voltage OK?
4) After repairing the trouble, clear the DTC using SDS tool.
( 4-28)
2
V
TPS ECM
P/B
R
B/Br
2
YES
• P/B, R or B/Br wire open or shorted to ground,
or poor , or
:
connection
• 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
If check result is not satisfactory, replace TP sen-
sor with a new one.
ECM coupler (Harness side)
2
(Black) (Gray)