Yamaha FZ09E 2014 Service Manual page 414

Fault code No.
Item
5 Malfunction in ECU.
89 (Yamaha diagnostic tool)
Err (multi-function meter display)
Multi-function meter: signals cannot be transmitted between
the ECU and the multi-function meter.
Replace the ECU.
Refer to "REPLACING THE
ECU (engine control unit)" on
page 8-93.
8-79
FUEL INJECTION SYSTEM