FUEL INJECTION SYSTEM
7-55
1
EFI fuse
●
Check the EFI fuse.
Refer to
.
Starting the
engine and
operating it at
idle.
2
Connections.
●
ISC sensor coupler
●
Wire harness ECU coupler
●
Sub-wire harness coupler
●
Check 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.
3
Open circuit in wire harness and/or
sub-wire harness.
●
Repair or replace if there is an
open circuit.
●
Between ISC coupler and ECU
coupler.
(Orange/White
–
Orange/White)
(Light green
–
Light green)
(Light green/White
–
Light green/White)
(Orange/Green
–
Orange/Green)
●
Between ISC coupler and battery.
(Red
–
Red)
4
Throttle valve does not fully close.
●
Check the throttle body.
.
●
Check the throttle cables.
THROTTLE CABLE FREE PLAY”
on page 3-9
.
5
ISC hose disconnect.
(Abnormally intake noise)
●
Check the ISC hose.
Refer to
.
6
ISC (idle speed control) valve stuck fully
open.
●
Check that the ISC unit coupler is
not disconnected.
●
The ISC valve is stuck fully open if it
does not operate when the main
switch is turned “OFF”. (Touch the
ISC unit with your hand and check if
it is vibrating to confirm if the ISC
valve is operating.)
7
ISC (idle speed control) valve is not mov-
ing correctly.
●
Execute the diagnostic mode. (Code
No.54)
●
When the ISC (idle speed control)
valve fully closes, and then it opens
until it is at the standby opening
position when the engine is started.
This operation takes approximately
12 seconds until it is completed.
●
Start the engine. Start the engine. If
the error recurs, replace the throttle
body assembly.
Fault code No.
37
Symptom
Engine speed is high when the engine is idling.
Diagnostic code No.
54
ISC (idle speed control) valve
Order Item/components and probable cause
Check or maintenance job
Reinstatement
method
Summary of Contents for XJR1300 2007
Page 1: ...SERVICE MANUAL XJR1300 W 5WM 28197 E0 2007 ...
Page 2: ......
Page 8: ......
Page 47: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 24 ...
Page 48: ...LUBRICATION DIAGRAMS 2 25 EAS28860 LUBRICATION DIAGRAMS ...
Page 50: ...LUBRICATION DIAGRAMS 2 27 ...
Page 51: ...LUBRICATION DIAGRAMS 2 28 1 Drive axle 2 Push rod 3 Main axle 4 Camshaft 5 Crankshaft ...
Page 52: ...LUBRICATION DIAGRAMS 2 29 ...
Page 53: ...LUBRICATION DIAGRAMS 2 30 1 Nozzle 2 Bypass valve 3 Oil filter element 4 Relief valve ...
Page 54: ...CABLE ROUTING 2 31 EAS20430 CABLE ROUTING ...
Page 56: ...CABLE ROUTING 2 33 ...
Page 58: ...CABLE ROUTING 2 35 ...
Page 60: ...CABLE ROUTING 2 37 ...
Page 62: ...CABLE ROUTING 2 39 ...
Page 64: ...CABLE ROUTING 2 41 ...
Page 66: ...CABLE ROUTING 2 43 ...
Page 68: ...CABLE ROUTING 2 45 ...
Page 70: ...CABLE ROUTING 2 47 ...
Page 205: ...GENERATOR 5 32 b Measure the stator coil resistances 1 2 ...
Page 240: ...STARTER CLUTCH 5 67 1 3 2 New ...
Page 260: ...FUEL TANK 6 3 fuel hose end in the direction of the arrow 1 ...
Page 269: ...THROTTLE BODIES 6 12 ...
Page 270: ...AIR INDUCTION SYSTEM 6 13 EAS27040 AIR INDUCTION SYSTEM 1 2 3 4 4 5 4 4 3 2 1 1 2 4 3 ...
Page 274: ...AIR INDUCTION SYSTEM 6 17 ...
Page 277: ......
Page 278: ...IGNITION SYSTEM 7 1 EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM ...
Page 282: ...ELECTRIC STARTING SYSTEM 7 5 EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM ...
Page 288: ...CHARGING SYSTEM 7 11 EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM ...
Page 289: ...CHARGING SYSTEM 7 12 1 Generator 2 Main switch 4 Main fuse 7 Battery ...
Page 291: ...CHARGING SYSTEM 7 14 ...
Page 292: ...LIGHTING SYSTEM 7 15 EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM ...
Page 295: ...LIGHTING SYSTEM 7 18 ...
Page 296: ...SIGNALING SYSTEM 7 19 EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM ...
Page 302: ...FUEL INJECTION SYSTEM 7 25 EAS27330 FUEL INJECTION SYSTEM EAS27340 CIRCUIT DIAGRAM ...
Page 342: ...FUEL PUMP SYSTEM 7 65 EAS27580 FUEL PUMP SYSTEM EAS27590 CIRCUIT DIAGRAM ...
Page 345: ...FUEL PUMP SYSTEM 7 68 ...
Page 346: ...IMMOBILIZER SYSTEM 7 69 EAS27640 IMMOBILIZER SYSTEM EAS27650 CIRCUIT DIAGRAM ...
Page 355: ...IMMOBILIZER SYSTEM 7 78 ...
Page 361: ...ELECTRICAL COMPONENTS 7 84 a b Br R Br R ...
Page 382: ......
Page 383: ......
Page 384: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...