DESCRIPTION The navigation ECU receives a vehicle speed signal from the combination meter assembly. HINT:
WIRING DIAGRAM PROCEDURE
(a) Disconnect the G13 navigation ECU connector. (b) Disconnect the G16 combination meter assembly connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Avalon Service & Repair Manual > Sfi System: Dtc Check / Clear
DTC CHECK / CLEAR NOTICE: When the diagnosis system is changed from normal mode to check mode or vice versa, all DTCs and freeze frame data recorded in normal mode are cleared. Before changing modes, always check and make a note of DTCs and freeze frame data. HINT: DTCs which are stored in the ECM c ...