TGB BLADE 600 Service Manual page 86

4-1. FUEL INJECTION SYSTEM
Are the continuity and resistance OK?
YES Go to step 3
• Reset the TP sensor position
correctly.
NO
• Replace the new TP sensor (throttle
body).
7) After repairing the trouble, clear the DTC
using Diagnosis tool.
Step 3
1) Connect the TP sensor coupler.
2) Insert the needle pointed probes to the lead
wire coupler.
3) Turn the ignition switch ON.
4) Measure the TP sensor output voltage at the
coupler (between W/Br wire and Gr/R wire )
by turning the throttle grip.
TP sensor output voltage
Throttle valve is closed: Approx. 1.1 V
Throttle valve is opened: Approx. 4.4 V
Is the voltage OK?
• Y/B, W/Br or Gr/R wire open or
shorted to ground, or poor 1, 31 or
27 connection
• If wire and connection are OK,
intermittent trouble or faulty ECU.
YES
• Recheck each terminal and wire
harness for open circuit and poor
connection.
• Replace the ECU with a known
good one, and inspect it again.
If check result is not satisfactory,
NO replace new TP sensor (throttle
body).
5) After repairing the trouble, clear the DTC
using Diagnosis tool.
4-1-38