Lexus ES manuals

Lexus ES: Software Incompatibility with Body Control Module Not Programmed (U032251)

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Cruise Control / Front Camera System (for Hv Model) / Software Incompatibility with Body Control Module Not Programmed (U032251)

DESCRIPTION

The forward recognition camera receives vehicle information from the main body ECU (multiplex network body ECU) via CAN communication.

DTC U032251 is stored when the forward recognition camera cannot confirm the vehicle information from the main body ECU (multiplex network body ECU).

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U032251

Software Incompatibility with Body Control Module Not Programmed

The forward recognition camera cannot confirm the vehicle information from the main body ECU (multiplex network body ECU).

  • Health check
  • Forward recognition camera

CAUTION / NOTICE / HINT

NOTICE:

  • When replacing the forward recognition camera, always replace it with a new one. If a forward recognition camera which was installed to another vehicle is used, the information stored in the forward recognition camera will not match the information from the vehicle. As a result, a DTC may be stored.
  • If the forward recognition camera has been replaced with a new one, be sure to perform forward recognition camera adjustment.

    HINT:

    Forward recognition camera adjustment can be performed by using either One Time Recognition or Sequential Recognition.

    One Time Recognition: Click here

    Sequential Recognition: Click here

PROCEDURE

1.

CHECK FOR DTCs (HEALTH CHECK)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG)

(c) Turn the Techstream on.

(d) Enter the following menus: System Select / Health Check.

(e) Check DTCs.

(f) Turn the power switch off.

OK:

DTCs are not output by any system other than the front camera system (Front Recognition Camera) and dynamic radar cruise control system (Radar Cruise 2).

NG

GO TO DTC CHART

OK

2.

REPLACE FORWARD RECOGNITION CAMERA

(a) Replace the forward recognition camera.

Click here

(b) Perform forward recognition camera adjustment.

HINT:

Forward recognition camera adjustment can be performed by using either One Time Recognition or Sequential Recognition.

One Time Recognition: Click here

Sequential Recognition: Click here

NEXT

END

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