Yamaha TMAX 2020 Service Manual

9-141P06383. Check the electronic throttle valve fuse.4. Wire harness continuity.• Disconnect the throttle servo motor coupler, ECU coupler and electronic throttle valve fuse.• Open circuit check• Short circuit checkTIPDisconnect the ECU related connectors before checking.Refer to “PARTS CONNECTED TO THE ECU” on page 9-3.Is check result OK?YES Go to step 4.NOa. Replace the electronic throttle valve fuse.b. Push the ON/start switch, and then check the condition of the DTC using the malfunction modeof the YDT.Is it in the “Recovered” condition?YES Go to step 8, and complete the service.NO Go to step 4.Between throttle servo motor coupler “1” andECU coupler “2”yellow/red–yellow/redyellow/white–yellow/whiteBetween ECU coupler “2” and electronic throttlevalve fuse holder “3” red/blue–red/blueIs resistance 0 ?YES Go to “Short circuit check”.NOa. Replace the wire harness.b. Push the ON/start switch, and then check the condition of the DTC using the malfunction modeof the YDT.Is it in the “Recovered” condition?YES Go to step 8, and complete the service.NO Go to “Short circuit check”.OB/GY/RBR/BG/BY/WBY/RR/LBBR/LL/YY/WRY/RY/W3 2 1