7 - 22
FI
FUEL INJECTION SYSTEM
Code No.
23
Symptom
Open or short circuit detected from the atmospheric pressure sensor.
Used diagnostic code No. 02 (atmospheric pressure sensor)
Inspection operation item and probable cause Operation item and countermeasure
Reinstatement
method
Defective atmospheric pressure sensor.
Replace if defective.
Refer to “FUEL INJECTION SYSTEM” in
chapter 8.
Reinstated by turn-
ing the main switch
ON.
Open or short circuit in wiring harness or sub
lead.
Repair or replace if there is an open or short
circuit.
Main wiring harness
Blue - Blue
Black/Blue - Black/Blue
Pink - Pink
Installed state of atmospheric pressure sensor Check the installed area for looseness or
pinching.
Connected state of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
If there is a malfunction, repair it and connect it
securely.
Atmospheric pressure sensor coupler
Main wiring harness ECU coupler
Code No.
24
Symptom
No normal signal is received from the O
2
sensor.
Used diagnostic code No.
Inspection operation item and probable cause Operation item and countermeasure
Reinstatement
method
Defective O
2
sensor.
Replace if defective.
Reinstated by
starting the engine,
warming it up until
the coolant tem-
perature is 60 °C
(140 °F) or more,
and then running it
between 2,000 ~
3,000 r/min until
the engine trouble
indicator turns off.
Open or short circuit in wiring harness or sub
lead.
Repair or replace if there is an open or short
circuit.
Main wiring harness
Black/Blue - White
Gray/Green - Blue
Installed state of O
2
sensor
Check the installed area for looseness or
pinching.
Connected state of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
If there is a malfunction, repair it and connect it
securely.
O
2
sensor coupler
Main wiring ECU harness coupler
Sub-wire harness coupler
Check fuel pressure
Inspect fault codes 31/32.
Refer to “CHECKING THE FUEL PUMP AND
PRESSURE REGULATOR OPERATION”.
Summary of Contents for FJR1300
Page 1: ...LIT 11616 16 18 5JW 28197 10 FJR1300R FJR1300RC SERVICE MANUAL ...
Page 6: ......
Page 82: ...2 22 SPEC TIGHTENING TORQUES Cylinder head tightening sequence Crankcase tightening sequence ...
Page 89: ...2 29 SPEC 1 Crankshaft 2 Main axle 3 Drive axle OIL FLOW DIAGRAMS ...
Page 90: ...2 30 SPEC 1 Oil nozzle 2 Main gallery bolt 3 Crankshaft OIL FLOW DIAGRAMS ...
Page 91: ...2 31 SPEC 1 Main axle 2 Drive axle 3 Oil delivery pipe OIL FLOW DIAGRAMS ...
Page 92: ...2 32 SPEC 1 Exhaust camshaft 2 Oil check bolt 3 Intake camshaft OIL FLOW DIAGRAMS ...
Page 94: ...2 34 SPEC 1 Crank pin 2 Crankshaft OIL FLOW DIAGRAMS ...
Page 97: ...2 37 SPEC 1 Main axle 2 Drive axle 3 Middle drive shaft OIL FLOW DIAGRAMS ...
Page 98: ...2 38 SPEC COOLING SYSTEM DIAGRAMS 1 Radiator COOLING SYSTEM DIAGRAMS ...
Page 99: ...2 39 SPEC 1 Water jacket joint 2 Oil cooler COOLING SYSTEM DIAGRAMS ...
Page 101: ...2 41 SPEC 1 Coolant reservoir 2 Radiator 3 Water pump COOLING SYSTEM DIAGRAMS ...
Page 107: ...2 47 SPEC CABLE ROUTING 1 Tail brake light lead ...
Page 196: ...3 80 CHK ADJ ADJUSTING THE HEADLIGHT BEAMS ...
Page 288: ...4 92 CHAS 3 Install bearing 1 to the swingarm Installed depth a 4 0 mm 0 16 in SWINGARM ...
Page 531: ...8 35 ELEC LIGHTING SYSTEM ...
Page 570: ......
Page 571: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN PRINTED IN U S A ...