Lexus ES manuals

Lexus ES: Message Not Displayed on Multi-information Display When AUTO Function Set to ON/OFF

Lexus ES (XZ10) Service Manual / Brake / Parking Brake / Electric Parking Brake System (for Gasoline Model) / Message Not Displayed on Multi-information Display When AUTO Function Set to ON/OFF

DESCRIPTION

When the AUTO function is set to ON/OFF, a message is displayed on the multi-information display in the combination meter assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • The electric parking brake may still operate up to 20 seconds after the engine switch is turned off. Before disconnecting connectors or fuses, turn the engine switch off and wait 20 seconds or more.
  • After replacing the skid control ECU (brake actuator assembly), perform acceleration sensor zero point calibration and store system information memorization.

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  • When replacing the skid control ECU (brake actuator assembly), operate the electric parking brake switch assembly, as the parking brake indicator light (red) blinks when the engine switch is first turned on (IG).

PROCEDURE

1.

CHECK OPERATION OF AUTO FUNCTION

(a) Check that the AUTO function operates when the operating conditions are met.

HINT:

Do not use the multi-information display to determine whether the AUTO function is operating or not.

Result

Proceed to

The AUTO function operates

A

The AUTO function does not operate

B
A

REPLACE COMBINATION METER ASSEMBLY

B

GO TO Electric Parking Brake System AUTO Function Circuit

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 Parts Location

PARTS LOCATION ILLUSTRATION *1 BRAKE ACTUATOR ASSEMBLY - SKID CONTROL ECU *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - ABS NO. 2 FUSE - - ILLUSTRA

 Precaution

PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system(s) after the c

 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

SEE MORE:

 Dtc Check / Clear

DTC CHECK / CLEAR NOTICE: When the diagnosis system is changed from normal mode to check mode or vice versa, all DTCs and freeze frame data recorded in normal mode are cleared. Before changing modes, always check and make a note of DTCs and freeze frame data. HINT: DTCs which are stored in the hy

 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 suspect

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