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NAVIGATION SYSTEM AV-105 C D E F G H I J L M A B AV 2007 Pathfinder 7. On the “SELF DIAGNOSIS” screen, each unit name will be col- ● If several malfunctions are present in a unit, color of its switch 8. Select a switch on the “SELF DIAGNOSIS” screen and com- ● When the switch is green, the following comment will be ● When the switch is yellow, the following comment will be ● When the switch is red, the following comment will be shown. SELF–DIAGNOSIS RESULT 1. Select a malfunctioning diagnosis No. in the diagnosis result quick reference table. 2. Find estimated malfunctioning system in the diagnosis No. table and perform check by referring to 3. Turn the ignition switch OFF and perform self-diagnosis again. *: DCU = Display control unit CAUTION: ● When AV switch has a malfunction, you cannot start. Refer to AV-145, "Unable to Operate All of AV Switches (Unable to Start Self-Diagnosis)" ● When display unit has a malfunction, you cannot start. Refer to . Self-Diagnosis Codes Green : Not malfunctioning. Yellow : Cannot be judged by self-diagnosis results. Red : Unit is malfunctioning. Gray : Diagnosis has not been done. WKIA1189E SKIA4211E Screen switch Diagnosis No. Switch color DCU* DISPLAY Audio unit Navigation GPS antenna Red × 1 Gray × x 2 x x 3 × × × 4 Diagnosis No. Possible cause Reference page 1 Display control unit malfunction . 2 Display communication line between display control unit and display unit . 3 Audio unit power supply and ground circuit . 4 NAVI control unit power supply and ground circuit . |