7 - 14
FI
FUEL INJECTION SYSTEM
Fault code No.
13
Symptom
Intake air pressure sensor - open or short circuit detected.
Used diagnostic code No. 03 (intake air pressure sensor)
Inspection operation item and probable cause Operation item and countermeasure
Reinstatement
method
Defective intake air pressure sensor
Replace if defective.
1. Connect the pocket tester (DC 20 V) to the
intake air pressure sensor coupler terminal
as shown.
2. Set the main switch to “ON”.
3. Measure the intake air pressure sensor
output voltage.
4. Is the intake air pressure sensor OK?
Reinstated by turn-
ing the main switch
ON.
Open or short circuit in wiring harness and/or
sub lead.
Repair or replace if there is an open or short
circuit.
Between sensor coupler and ECU coupler
Black/Blue - Black/Blue
Pink/White - Pink/White
Blue - Blue
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.
Intake air pressure sensor coupler
Main wiring harness ECU coupler
Sub-wire harness coupler
Tester positive probe
→
pink/white
1
Tester negative probe
→
black/blue
2
1
2
Intake air pressure sensor out-
put voltage
3.75 ~ 4.25 V
Summary of Contents for YZF-R1P 2001-2003
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Page 3: ...YZF R1P YZF R1PC SERVICEMANUAL LIT 11616 15 47 5PW 28197 10...
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Page 78: ...2 28 SPEC COOLING SYSTEM DIAGRAMS 1 Radiator...
Page 83: ...2 33 SPEC LUBRICATION DIAGRAMS 1 Main axle 2 Oil delivery pipe 3 Drive axle...
Page 84: ...2 34 SPEC LUBRICATION DIAGRAMS 1 Cylinder head 2 Crankshaft...
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