Lexus ES manuals

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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 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

 Rear Window Defogger System does not Operate

DESCRIPTION When the rear window defogger switch on the air conditioning control assembly is pressed, the operation signal is transmitted to the air conditioning amplifier assembly via LIN communicati

 Window Defogger System (for Hv Model)

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 Lost Communication with TCM Missing Message (U010187)

MONITOR DESCRIPTION The engine control unit and the transmission control unit are located inside the ECM. The engine control unit intercommunicates with the transmission control via CAN communication. If there is a problem in this communication, the ECM store this DTC. DTC No. Detection Item

 Inspection

INSPECTION PROCEDURE 1. INSPECT FRONT CENTER ULTRASONIC SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 4 (BI) - 6 (EI) Always 10 kΩ or higher 4 (BI) - 1 (BO) Always Below

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