DESCRIPTION When the mirror heater switch (rear window defogger switch) on the radio and display receiver assembly is pressed, the operation signal is sent to the air conditioning amplifier assembly via CAN communication. When the air conditioning amplifier assembly receives the signal, it turns on the DEF relay to operate the mirror heaters. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
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 / Active Test. (e) Perform the Active Test according to the display on the Techstream. Body Electrical > Air Conditioner > Active Test
(a) Check the window defogger system operation. Click here OK: The window defogger system operates normally.
(a) Remove the DEF relay from the No. 1 engine room relay block and No. 1 junction block assembly. (b) Disconnect the I12 outer rear view mirror assembly RH connector. (c) Disconnect the I28 outer rear view mirror assembly LH connector. (d) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Remove the DEF relay from the No. 1 engine room relay block and No. 1 junction block assembly. (b) Disconnect the I12 outer rear view mirror assembly RH connector. (c) Disconnect the I28 outer rear view mirror assembly LH connector. (d) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Remove the outer mirror RH. Click here (b) Inspect the outer mirror RH. Click here OK: Outer mirror RH is normal.
(a) Remove the DEF relay from the No. 1 engine room relay block and No. 1 junction block assembly. (b) Disconnect the I28 outer rear view mirror assembly LH connector. (c) Disconnect the I12 outer rear view mirror assembly RH connector. (d) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Remove the outer mirror LH. Click here (b) Inspect the outer mirror LH. Click here OK: Outer mirror LH is normal.
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Toyota Avalon Service & Repair Manual > Dynamic Radar Cruise Control System(for Hv Model): Definition Of Terms
DEFINITION OF TERMS Term Definition Monitor description Description of what the hybrid vehicle control ECU monitors and how it detects malfunctions (monitoring purpose and details). Related DTCs Group of diagnostic trouble codes that are output by the hybrid vehicle control ECU based on the same mal ...