Lexus ES manuals

Lexus ES: Parking Support Brake System (for Hv Model)

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 Stop Light Relay Circuit (C1A4B)

DESCRIPTION When a stop light relay circuit malfunction signal sent from the electronically controlled brake system is detected by the clearance warning ECU assembly, DTC C1A4B is stored. DTC No.

 ENG / EHV Device (C1A40)

DESCRIPTION When a SFI system malfunction signal sent by the hybrid vehicle control ECU is detected by the clearance warning ECU assembly, DTC C1A40 is stored. DTC No. Detection Item DTC Detect

 ENG / EHV Device (C1A40)

DESCRIPTION When a SFI system malfunction signal sent by the hybrid vehicle control ECU is detected by the clearance warning ECU assembly, DTC C1A40 is stored. DTC No. Detection Item DTC Detect

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 Freeze Frame Data

FREEZE FRAME DATA FREEZE FRAME DATA/INFORMATION (a) Using the Techstream, check the vehicle condition (ECU, sensor) when the brake system operates or a DTC is output. (b) The Freeze Frame Data that is recorded when a DTC is stored can be used to check the INF codes, but only for DTCs which can be st

 Inspection

INSPECTION PROCEDURE 1. INSPECT REAR COMBINATION LIGHT LENS AND BODY LH (for TMC Made) *a Component without harness connected (Rear Combination Light Lens and Body LH) (a) Apply auxiliary battery voltage to the rear combination light lens and body LH and check that the lights illuminate. OK

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