Yamaha YZF-R1 2007 Service Manual

FUEL INJECTION SYSTEM8-48Fault code No. 14 Symptom Intake air pressure sensor: hose system malfunction(clogged or detached hose).Diagnostic code No. 03 Intake air pressure sensorOrderItem/components and probablecause Check or maintenance job Reinstatementmethod1 Intake air pressure sensor hose • Check the intake air pressuresensor hose condition.• Repair or replace the sensorhose.Cranking theengine.2 Defective intake air pressure sensor. • Execute the diagnostic mode.(Code No. 03)• Replace if defective.Refer to "CHECKING THEINTAKE AIR PRESSURE SEN-SOR" on page 8-103.Fault code No. 15 Symptom Throttle position sensor (for throttle valves): open orshort circuit detected.Diagnostic code No. 0113Throttle position sensor (for throttle valves) signal 1Throttle position sensor (for throttle valves) signal 2OrderItem/components and probablecause Check or maintenance job Reinstatementmethod1 Installed condition of throttle positionsensor (for throttle valves).• Check for looseness or pinch-ing.• Check that the sensor isinstalled in the specified posi-tion.Turning themain switch to“ON”.2 Connections• Throttle position sensor (for throttlevalves) coupler• Main wire harness ECU coupler• Check the coupler for any pinsthat may be pulled out.• Check the locking condition ofthe coupler.• If there is a malfunction, repair itand connect the couplersecurely.3 Open or short circuit in wire harness. • Repair or replace if there is anopen or short circuit.• Between throttle position sensor(for throttle valves) coupler andECU coupler.(Black/Blue–Black/Blue)(White–White)(Black–Black)(Blue–Blue)4 Defective throttle position sensor (forthrottle valves).• Execute the diagnostic mode.(Code Nos. 01, 13)• Replace if defective.Refer to "CHECKING THETHROTTLE POSITION SEN-SOR (FOR THROTTLEVALVES)" on page 8-101.Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keysemail: info@motomatrix.co.uk