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4 VEHICLE SIGNAL DIAGNOSIS I Start the engine. I Diagnose the following items with EL-412, “VEHICLE SIGNALS” in “CONFIRMATION/ADJUSTMENT” mode. <Vehicle speed signal> Vehicle running: ON <Reverse signal> Selector lever in R-position: ON OK or NG OK © Replace AV and NAVI control unit. NG © I If vehicle speed is NG, proceed to EL-423, “Vehicle Speed Signal Check”. I If reverse is NG, proceed to EL-426, “Reverse Signal Check”. THE CURRENT-LOCATION MARK WILL NOT MOVE NLEL0687S24 1 VEHICLE SIGNAL DIAGNOSIS I Start the engine. I Diagnose the following items with EL-412, “VEHICLE SIGNALS” in “CONFIRMATION/ADJUSTMENT” mode. <Vehicle speed signal> Vehicle running: ON <Reverse signal> Selector lever in R-position: ON OK or NG OK © Replace AV and NAVI control unit. NG © I If vehicle speed is NG, proceed to EL-423, “Vehicle Speed Signal Check”. I If reverse is NG, proceed to EL-426, “Reverse Signal Check”. THE POSITION OF THE CURRENT-LOCATION MARK IS NLEL0687S25 Inspection procedure 1 SELF-DIAGNOSIS I EL-408, “Operation Procedure” in “Self-Diagnosis Mode”. OK or NG OK © GO TO 2. NG © Check the applicable parts. 2 ERROR RECORD DIAGNOSIS I Is there an error listed in EL-414, “HISTORY OF ERRORS” in “CONFIRMATION/ADJUSTMENT” mode? Is there an error history? Yes © EL-414, “DIAGNOSIS BY HISTORY OF ERRORS”. No © EL-449, “Driving Test” NAVIGATION SYSTEM Trouble Diagnoses (Cont’d) EL-448 |