Lexus ES: Operation Check
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Window / Glass / Windshield Deicer System (for Hv Model) / Operation Check
OPERATION CHECK
CHECK WINDSHIELD DEICER SYSTEM
(a) Turn the power switch on (IG).
(b) Check that the windshield deicer wire (windshield glass) becomes warm by operating the front wiper deicer switch.
(c) Confirm that windshield deicer system operation stops after approximately 15 minutes.
NOTICE:
If the auxiliary battery voltage becomes low, auxiliary battery load control will operate in order to ensure sufficient power is supplied to the power steering system. In this case, the windshield deicer system may not operate.
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
If the auxiliary battery voltage becomes low, auxiliary battery load control will operate in order to ensure sufficient power is supplied to the power steering system
Terminals Of Ecu
TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY *A w/o Seat Heater *B w/ Seat Heater (a) Disconnect the G39 air conditioning amplifier assembly connector. (b) Measure the volta
Diagnosis System
DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here INSPECT AUXILIARY BATTERY VOLTAGE (a) Measure the auxiliary battery voltage with the power switch off. Standard Voltage: 11 to 14 V If the
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Inspection
INSPECTION PROCEDURE 1. INSPECT REAR DOOR ILLUMINATION LIGHT LH (REAR DOOR OUTSIDE HANDLE ASSEMBLY LH) *a Component without harness connected (Rear Door Illumination Light LH (Rear Door Outside Handle Assembly LH)) (a) Connect 4 dry-cell batteries (1.5 V) in series. NOTICE: Do not use recha
Components
COMPONENTS ILLUSTRATION *1 RESERVE TANK CAP *2 DRAIN COCK PLUG *3 NO. 1 ENGINE UNDER COVER - -
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