Lexus ES: Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
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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
TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY Click here
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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Horn
ComponentsCOMPONENTS ILLUSTRATION *1 COOL AIR INTAKE DUCT SEAL *2 HIGH PITCHED HORN ASSEMBLY *3 LOW PITCHED HORN ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque - - RemovalREMOVAL PROCEDURE 1. REMOVE COOL AIR INTAKE DUCT SEAL Click here 2. REMOVE HIGH PITC
Operation Check
OPERATION CHECK INPUT SIGNAL CHECK (a) Connect the Techstream to the DLC3. (b) Check the steering pad switch assembly using the Data List function of the Techstream (cruise control main switch, -SET switch, +RES switch and CANCEL switch). Click here *1 Steering Pad Switch Assembly *a C
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