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If fault code Nos. 13 and 14 are both displayed, perform the checks and maintenance jobs for fault code No. 13 first.
Fault code No.
Symptom
Fail-safe system
Diagnostic code No.
FI diagnostic tool display
Checking method
Item
Item/components and probable cause
1
Intake air pressure sensor hose is clogged,
damaged, disconnected, kinked, pinched, or
twisted.
2
Defective intake air pressure sensor.
14
Intake air pressure sensor system malfunction detected. (clogged hole or disconnected
sensor)
Able to start
Able to drive
D03
Intake air pressure
Crank the engine. (If the display value changes, the performance is OK.)
FUEL INJECTION SYSTEM
Check or maintenance job
Repair or replace.
Execute the diagnostic mode (di-
agnostic code No. D03).
When the engine is stopped,
displays the atmospheric pres-
sure according to the elevation
and weather.
0 m above sea level: Approx.
101 kPa
1000 m above sea level: Ap-
prox. 90 kPa
2000 m above sea level: Ap-
prox. 80 kPa
3000 m above sea level: Ap-
prox. 70 kPa
Display value does not change →
Replace the sensor.
7-16
Checking method
Start the engine and let it
idle for approximately 5
seconds with the throttle
fully closed.
After completing the above
operation, check whether a
fault code number is dis-
played.
Fault code number is not
displayed → Service is
finished.
Fault code number is dis-
played → Refer to item
2.

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  • Rob Apr 28, 2017 08:33:
    Thank you for the manuals. Yzf450 braap!