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ELEC
FUEL INJECTION SYSTEM
EAS00816
TROUBLESHOOTING
Check:
1. main, fuel injection system and ignition
fuses
2. battery
3. main switch
4. engine stop switch
5. fuel injection system relay
6. fuel pump resistance
7. crankshaft position sensor
8. cylinder indication sensor
9. speed sensor
10.coolant temperature sensor
11.intake air temperature sensor
12.intake air pressure sensor
13.atmospheric pressure sensor
14.AI system solenoid
15.wiring connections
(the entire fuel system)
NOTE:
@
• Before troubleshooting, remove the following
part(s):
1) fuel tank
2) front cowling assembly
3) air filter case
• Troubleshoot with the following special
tool(s).
EAS00738
YES
NO
EAS00739
YES
NO
EAS00749
YES
NO
EAS00750
YES
NO
If the fuel injection system fails to oper-
ate.
Pocket tester
90890-03112
1. Main, fuel injection system and ignition
fuses
• Check the main, fuel injection system and
ignition fuses for continuity.
Refer to “CHECKING THE FUSES” in
chapter 3.
• Are the main, fuel injection system and igni-
tion fuses OK?
Replace the fuse(s).
2. Battery
• Check the condition of the battery.
Refer to “CHECKING AND CHARGING
THE BATTERY” in chapter 3.
Minimum open-circuit voltage
12.8 V or more at 20°C
• Is the battery OK?
• Clean the battery
terminals.
• Recharge or
replace the battery.
3. Main switch
• Check the main switch for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the main switch OK?
Replace the main
switch.
4. Engine stop switch
• Check the engine stop switch for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the engine stop switch OK?
Replace the right
handlebar switch.