Lexus ES manuals

Lexus ES: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Power Mirror Control System (w/ Memory)

Symptom

Suspected Area

Link

Driver side power mirror cannot be adjusted with power mirror switch

Proceed to "Driver Side Power Mirror cannot be Adjusted with Power Mirror Switch"

Front passenger side power mirror cannot be adjusted with power mirror switch

Proceed to "Front Passenger Side Power Mirror cannot be Adjusted with Power Mirror Switch"

Power mirror cannot be adjusted with power mirror switch

Proceed to "Power Mirror cannot be Adjusted with Power Mirror Switch"

Power mirror surface position is not memorized (Registration operation that does not use wireless or smart key is not functioning)

Proceed to "Power Mirror Surface Position is not Memorized"

Power mirrors do not return to memorized position (Recall operation that does not use wireless or smart key is not functioning)

Proceed to "Power Mirrors do not Return to Memorized Position"

Power retract mirrors do not operate with power retract mirror switch

Proceed to "Power Retract Mirrors do not Operate with Power Retract Mirror Switch"

AUTO power retract mirrors do not operate

Proceed to "AUTO Power Retract Mirrors do not operate"

Reverse shift-linked function of power mirrors does not operate

Proceed to "Reverse Shift-linked Function of Power Mirrors does not Operate"

Wireless transmitter memory function does not operate (Registration operation that uses wireless or smart key is not functioning)

Smart access system (for Entry Function)

Wireless door lock control system

Front power seat control system (w/ Memory)

Main body ECU (Multiplex network body ECU)

Wireless-linked return function does not operate (Recall operation that uses wireless or smart key is not functioning)

Smart access system (for Entry Function)

Wireless door lock control system

Front power seat control system (w/ Memory)

Main body ECU (Multiplex network body ECU)

Mirror heater does not operate with rear defogger switch

Proceed to "Mirror Heater does not Operate with Rear Defogger Switch"

Automatic glare-resistant EC mirror does not operate

Inner rear view mirror assembly

Outer rear view mirror assembly (driver door)

-

Outer rear view mirror assembly (front passenger door)

-

Wire harness or connector

-

READ NEXT:

 Terminals Of Ecu

TERMINALS OF ECU CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR) (a) Disconnect the J28 outer mirror control ECU assembly (driver door) connector. (b) Measure the voltage and resistance accordi

 Diagnosis System

DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here INSPECT BATTERY VOLTAGE (a) Measure the battery voltage. Standard Voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace th

 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a pa

SEE MORE:

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (CHECK USING TECHSTREAM) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG) and wait for 90 seconds. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Navigation System / Trouble Codes. Body Electrical > Navigation Sys

 Shut Down Signal Circuit

DESCRIPTION The cause of the malfunction may be a shutdown signal. Check whether there is a shutdown signal +B short circuit. Related Parts Check Area Inspection HSDN terminal Check that the HSDN terminal voltage decreases to check for an open or short circuit while READY off (IG ON).

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