Lexus ES: Diagnosis System
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Window / Glass / Windshield Deicer System (for Hv Model) / Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
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INSPECT AUXILIARY BATTERY VOLTAGE
(a) Measure the auxiliary battery voltage with the power switch off.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery.
READ NEXT:
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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Back Camera Power Supply Failure (C1621)
DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the signals or signal lines between the rear television camera assembly and multi-display assembly are not normal. DTC No. Detection Item DTC Detection Condition Trouble Area
Left Headlight ECU Variation Error (B2456)
DESCRIPTION This DTC is stored if the headlight ECU sub-assembly LH for another destination is installed. for LED Type Turn Signal Light DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from B2456 Left Headlight ECU Variation Error
The engine switch is on
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