Lexus ES: Diagnosis System
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Window / Glass / Windshield Deicer System (for Gasoline Model) / 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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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
Windshield Deicer does not Operate
DESCRIPTION When the front wiper deicer switch is operated, the operation signal is transmitted to the air conditioning amplifier assembly directly. When the air conditioning amplifier assembly receiv
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Parts Location
PARTS LOCATION ILLUSTRATION *1 SPIRAL CABLE SUB-ASSEMBLY *2 STEERING WHEEL HEATER SWITCH (REFRESHING SEAT SWITCH) *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG1 NO. 3 FUSE *4 AIR CONDITIONING CONTROL ASSEMBLY *5 AIR CONDITIONING AMPLIFIER ASSEMBLY *6 RADIO RECEIV
Inspection
INSPECTION PROCEDURE 1. INSPECT HAZARD WARNING SIGNAL SWITCH ASSEMBLY *a Component without harness connected (Hazard Warning Signal Switch Assembly) (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Co
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