Yamaha FZ09E Service Manual

FUEL INJECTION SYSTEMFault code No . 39Item Injector: open or short circuit detected.5 Wire harness continuity. Open or short circuit ~ Execute the diagnosticReplace the wire harness. mode. (Code Nos. 36, 37 ,Between injector coupler and 38)ECU coupler. No operating sound ~ Go toInjector #1 item 6.red/black-re d/black Operati ng sound ~ Go toInjector #2 item 7.green/black-g reen/blackInjector #3blue/black- blue/blackBetween injector coupler andrelay unit coupler.red/blue- red/blue6 Malfunc ti on in ECU. Replace the ECU.Refer to "REPLACING THEECU (engine control unit)" onpage 8-93.7 Delete the fault code. Start the engine and let it idlefor approximately 5 seconds.Check that the fault codenumber is not displayed.Fault code No . 41Item Lean angle sensor: open or short circuit detected.Fail-safe system Unable to start engineUnable to drive vehicleDiagnostic code No. 08Meter display Lean angle sensor output voltage• 0.4-1.4 (upright)• 3.7-4.4 (overturned)Procedure Remove the lean angle sensor and incline it more than 65degrees.Item Probable cause of Maintenance job Confirmation of servicemalfunction and check completion1 Connection of lean angle Imprope rl y connected ~ Turn the main switch to "ON ",sensor coupler. Connect the coupler securely then to "OFP', and then backCheck the locking condition or replace the wire harness. to "ON".of the coupler. Fault code number is not dis-Disconnect the coupler and played ~ Service is finished.check the pins (bent or bro- Fault code number is dis-ken terminals and locking played ~ Go to item 2.condition of the pins).8-62