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AV DIAGNOSIS SYSTEM (NAVI CONTROL UNIT) AV-213 < SYSTEM DESCRIPTION > [PREMIUM WITH NAVIGATION] C D E F G H I J K L M B A O P *: Control unit = NAVI control unit CAUTION: • When AV switch has a malfunction, you cannot start. Refer to AV-208, "AV SWITCH : Component . • When display unit has a malfunction, you cannot start. Refer to AV-223, "DISPLAY UNIT : Diagnosis . Self-diagnosis codes CONFIRMATION/ADJUSTMENT MODE 1. Start the engine. dial clockwise or counterclockwise for 30 clicks or more. (When the self-diagnosis mode is started, a short beep will be heard.) • Shifting from current screen to previous screen is performed by pressing “BACK” button. Screen switch Diagnosis No. Switch color Control unit* GPS antenna Red × 1 Gray × 2 Yellow × 3 × 4 × × 5 Diagnosis No. Possible cause Reference page 1 NAVI control unit malfunction. Refer to 2 No map DVD-ROM is inserted in the NAVI control unit. Refer to 3 When “DVD-ROM error. Please check disc.” is shown. Eject map DVD-ROM and check if it is compatible with the system. 2. Check ejected DVD-ROM for dirt, damage, and warpage. 3. If no error is found, insert a known good map DVD-ROM of the same type and perform self-diag- Refer to 4 If “Error found in DVD-ROM or DVD-ROM driver in control unit. Please perform diagnosis in accordance Refer to 5 GPS antenna system. Visually check for a broken wire in the GPS antenna coaxial cable. 2. Disconnect GPS antenna connector, and make sure approximately 5V is supplied from the NAVI Refer to ALNIA0749GB |