Yamaha YZF-R1PC Utility Trailer User Manual


 
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FI
FUEL INJECTION SYSTEM
Fault code No. 44 Symptom Error is detected while reading or writing on EEP-ROM.
Used diagnostic No. 60 (EEP-ROM improper cylinder indication)
Inspection operation item and probable cause Operation item and countermeasure Reinstatement
method
Malfunction in ECU Execute diagnostic code 60
* Check the faulty cylinder. (If there are mul-
tiple cylinders, the number of the faulty
cylinders appear alternately at 2-second
intervals.)
Replace ECU if defective.
Reinstated by turn-
ing the main switch
ON.
Fault code No. 50 Symptom Faulty ECU memory. (When this malfunction is detected in the ECU, the
fault code number might not appear on the meter.)
Used diagnostic code No.--
Inspection operation item and probable cause Operation item and countermeasure Reinstatement
method
Malfunction in ECU Replace the ECU. Reinstated by turn-
ing the main switch
ON.