Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: Message Not Displayed on Multi-information Display When AUTO Function Set to ON/OFF

Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual / Brake / Parking Brake / Electric Parking Brake System / 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 "Calibration".

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  • When replacing the skid control ECU (brake actuator assembly), operate the electric parking brake switch (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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