Lexus ES: Operation Check
OPERATION CHECK
CHECK ELECTRICAL REMOTE CONTROL MIRROR FUNCTION
(a) Turn the power switch on (IG).
(b) With L on the mirror select switch selected, check that the outer rear view mirror assembly LH surface moves up, down, left and right normally.
(c) With R on the mirror select switch selected, check that the outer rear view mirror assembly RH surface moves up, down, left and right normally.
CHECK MIRROR HEATER FUNCTION
(a) Turn the power switch on (IG).
(b) Check that pressing the mirror heater switch (rear window defogger switch) illuminates the indicator and warms the mirror surfaces.
(c) Check that after approximately 15 minutes, the indicator light turns off and the mirror heaters deactivate.
CHECK AUTOMATIC GLARE-RESISTANT EC MIRROR FUNCTION
Check that the automatic glare-resistant EC mirror function of the outer rear view mirror assemblies operates when the automatic glare-resistant function of the inner rear view mirror assembly is operating.
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: If the auxiliary battery voltage is low, the mirror heater function may not operate. HINT:
Use the table below to help determine the cause of problem symptoms. If mul
Data List / Active Test
DATA LIST / ACTIVE TEST ACTIVE TEST HINT: Using the Techstream to perform Active Tests allows relays, VSVs, actuators and other items to be operated without removing any parts. This non-intrusive func
Mirror Heater does not Operate with Rear Defogger Switch
DESCRIPTION When the mirror heater switch (rear window defogger switch) on the air conditioning control assembly is pressed, the operation signal is sent to the air conditioning amplifier assembly via
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Terminals Of Ecm
TERMINALS OF ECM HINT: The standard voltage, resistance and waveform between each pair of the ECM terminals is shown in the table below. The appropriate conditions for checking each pair of the terminals is also indicated. The result of checks should be compared with the standard voltage, resistanc
Open Circuit in ABS Motor Relay Circuit (C146C,C146D)
DESCRIPTION The ABS motor relay is built into the brake booster with master cylinder assembly. During ABS, TRAC, VSC, brake hold, secondary collision brake or brake assist operation, the skid control ECU (brake booster with master cylinder assembly) turns on the ABS motor relay to run the pump motor
