Lexus ES manuals

Lexus ES: ICS Detection Area Adjustment Incomplete (C1AF0)

DESCRIPTION

When ICS detection area adjustment is incomplete, the clearance warning ECU assembly stores DTC C1AF0.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1AF0

ICS Detection Area Adjustment Incomplete

Parking support brake system detection area adjustment incomplete

  • Parking support brake detection area adjustment
  • Clearance warning ECU assembly

CAUTION / NOTICE / HINT

NOTICE:

  • After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Click here

  • After replacing an ultrasonic sensor or the clearance warning ECU assembly, perform the necessary procedures (adjustment, calibration, initialization or registration).

    Click here

  • When continuing with the inspection, confirm that the necessary procedures (adjustment, calibration, initialization or registration) have been completed before proceeding.

PROCEDURE

1.

PARKING SUPPORT BRAKE SYSTEM REGISTRATION

(a) Perform parking support brake system registration.

Click here

NEXT

2.

CHECK FOR DTC

(a) Using the Techstream, check for DTCs according to the prompts on the screen.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

(b) Clear the DTCs according to the screen on the Techstream.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs

(c) Recheck for DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

HINT:

If DTC C1AF0 is still output after performing parking support brake system registration 3 times, replace the clearance warning ECU assembly.

Result

Proceed to

DTC C1AF0 is output

A

DTC C1AF0 is not output

B

A

REPLACE CLEARANCE WARNING ECU ASSEMBLY

B

USE SIMULATION METHOD TO CHECK

READ NEXT:

 RCTB Sensor (C1AF7)

DESCRIPTION This DTC is stored when the clearance warning ECU assembly receives a signal from the blind spot monitor system via CAN communication indicating a malfunction in the blind spot monitor sen

 Blind Spot Monitor Beam Axis Inspection Incomplete (C1AF9)

DESCRIPTION This DTC is stored when the clearance warning ECU assembly receives a signal from the blind spot monitor system via CAN communication indicating that the beam axis inspection is incomplete

 Blind Spot Monitor Beam Axis Misalignment (C1AFA)

DESCRIPTION This DTC is stored when the clearance warning ECU assembly receives a signal from the blind spot monitor system via CAN communication indicating blind spot monitor beam axis misalignment.

SEE MORE:

 Inspection

INSPECTION PROCEDURE 1. INSPECT VSC OFF SWITCH (a) Make sure that there is no looseness at the locking part and the connecting part of the connector. OK: The connector is securely connected. *a Component without harness connected (VSC OFF Switch) (b) Disconnect the VSC OF

 Inspection

INSPECTION PROCEDURE 1. INSPECT FRONT DOOR ILLUMINATION LIGHT LH (FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH) *a Component without harness connected (Front Door Illumination Light LH (Front Door Outside Handle Assembly LH)) (a) Connect 4 dry-cell batteries (1.5 V) in series. NOTICE: Do not use r

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