Lexus ES: Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
Click here
INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
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TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY Click here
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
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
SEE MORE:
DESCRIPTION When the power switch on (IG), the multiplex network master switch assembly sends remote up and down signals to each power window regulator motor assembly via LIN communication. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
The power window control system uses the LIN communication
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect
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