Yamaha RS90GTZ Service Manual page 333

FI
FUEL INJECTION SYSTEM
Main switch
Main fuse
Load control relay
Battery
Starter relay
Fuel injection system fuse
Engine stop switch
Throttle switch
Crankshaft position sensor
Grip warmer
Thumb warmer
Oil pressure switch
ECU (engine control unit)
Cylinder-#1 ignition coil
Spark plug
Cylinder-#2 ignition coil
Cylinder-#3 ignition coil
Fuel injection system relay
Fuel pump
Injector #1
Injector #2
Injector #3
Throttle position sensor
Speed sensor
ISC (idle speed control) unit
Intake air pressure sensor 1
(cylinders #1, #2, and #3)
Intake air pressure sensor 2
(cylinder #1)
Coolant temperature sensor
Intake air temperature sensor
Grip/thumb warmer adjustment
switch
Frame ground
Passenger grip warmer switch
Passenger grip warmer relay
Passenger grip warmer
Speedometer unit
Multi-function meter
Warning light
Headlight
Headlight relay
Headlight fuse
Signal fuse
Ignition fuse
7-6