7 - 18
FI
FUEL INJECTION SYSTEM
Fault code No.
24
Symptom No normal signal is received from the O
2
sensor.
Used diagnostic code No. --
Order
Inspection operation item and
probable cause
Operation item and countermeasure
Reinstatement
method
1
Installed state of O
2
sensor
Check the installed area for looseness or pinching.
As the returning
method start
method, start and
warm up the
engine until the
coolant tempera-
ture rises over
60 °C (140 °F).
Then, maintain the
engine speed at
2,000 r/min to
3,000 r/min until
the warning light
goes off. When the
warning light goes
off, the reset oper-
ation is finished.
2
Connected state of connector
O
2
sensor coupler
Main wiring harness ECU
(engine) 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 or short circuit in wiring har-
ness
Repair or replace if there is an open or short circuit.
Between O
2
sensor coupler and ECU (engine) cou-
pler
black/blue – black/blue
gray/green – gray/green
red/blue – red/blue
black – black
4
Check fuel pressure
Refer to “CHECKING THE FUEL PUMP OPERA-
TION”.
5
Defective O
2
sensor
Replace if defective.
Содержание tmax XP500A
Страница 1: ...2005 XP500 XP500A5VU5 AE1 SERVICE MANUAL ...
Страница 2: ......
Страница 8: ......
Страница 9: ...GEN INFO 1 ...
Страница 11: ...GEN INFO ...
Страница 38: ...SPEC 2 ...
Страница 40: ...SPEC ...
Страница 68: ...2 28 SPEC OIL FLOW DIAGRAMS 1 Oil strainer 2 Crankshaft ...
Страница 69: ...2 29 SPEC OIL FLOW DIAGRAMS 1 Clutch 2 Right main journal bearing 3 Main gallery plug ...
Страница 118: ......
Страница 119: ...CHK ADJ 3 ...
Страница 193: ......
Страница 194: ...CHAS 4 ...
Страница 198: ...CHAS ...
Страница 292: ...4 94 CHAS ANTI LOCK BRAKE SYSTEM XP500A ...
Страница 326: ......
Страница 327: ...ENG 5 ...
Страница 331: ...ENG ...
Страница 421: ...5 90 ENG Order Job Part Q ty Remarks C Retainer 1 For assembly reverse the disassembly procedure CHAIN DRIVE ...
Страница 424: ...COOL 6 ...
Страница 426: ...COOL ...
Страница 442: ......
Страница 443: ...FI 7 ...
Страница 445: ...FI ...
Страница 476: ...ELEC 8 ...
Страница 544: ......
Страница 545: ...TRBL SHTG 9 ...
Страница 553: ......
Страница 556: ......
Страница 557: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...