19-1 ELECTRICAL SYSTEM TROUBLESHOOTING 8FG(D)U15-32, 8FGCU20-32 Page BEFORE TROUBLESHOOTING..........................19-2 CONNECTOR HANDLING .......................................19-2 0 1 WIRE HARNESS AND CONNECTOR INSPECTION PROCEDURE ..................................19-2 2 TROUBLESHOOTING..........................................19-4 3 BEFORE BEGINNING TROUBLESHOOTING FOR THE 4Y-E ENGINE ........................................19-4 4 DIAGNOSIS (SELF DIAGNOSIS FUNCTION) ............19-5 5 DIAGNOSIS DISPLAY METHOD ..............................19-5 6 LIST OF DIAGNOSIS CODES ..................................19-6 WARNING LIST ...................................................19-12 7 8 VIEWING RELATED PORTIONS ............................19-13 9 ERROR CONFIRMATION DRIVE MODE .................19-13 TROUBLESHOOTING BY ERROR CODE ...............19-14 10 TROUBLESHOOTING WHEN THERE IS NO ERROR CODE ...........................................19-156 11 12 13 14 15 16 17 18 19 20 21 E