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

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 Reassembly

REASSEMBLY PROCEDURE 1. INSTALL NO. 2 STEERING RACK BOOT (a) Apply lithium soap base glycol grease to the inside of the small opening of a new No. 2 steering rack boot. Lithium Soap Base Glycol Grease (b) Install the No. 2 steering rack boot to the groove on the rack housing. NOTICE: Be

 LTA (Lane Tracing Assist)

When driving on highways and freeways with white (yellow) lane lines, this function alerts the driver when the vehicle might depart from its lane or course* and provides assistance by operating the steering wheel to keep the vehicle in its lane or course*. Furthermore, the system provides st

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