DESCRIPTION When the ECO switch assembly (electric parking brake switch assembly) is operated, the air conditioning amplifier assembly receives a signal and enables or disables ECO mode control of the air conditioning system.
WIRING DIAGRAM PROCEDURE
(a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Air Conditioner / Data List. (e) Read the Data List according to the display on the Techstream. Body Electrical > Air Conditioner > Data List
OK: ECO switch assembly (electric parking brake switch assembly) condition displayed on the Techstream changes with the actual switch operation.
(a) Remove the ECO switch assembly (electric parking brake switch assembly). Click here (b) Inspect the ECO switch assembly (electric parking brake switch assembly). Click here
(a) Disconnect the G36 air conditioning amplifier assembly connector. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Navigation System(for Gasoline Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Navigation System DTC No. Detection Item Link B1324 Lost Communication with Meter B1325 Lost Communication with HUD B153A GVIF Disconnected (from Extension Module to H/U) B1543 Extension Module Disconnected 2 B1551 HD Radio Tuner Malfunction B1556 Extension Module Malfu ...