Toyota Yaris: Front Camera System / Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)

Toyota Yaris XP210 (2020-2022) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Front Camera System / Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)

DESCRIPTION

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

DTC U032257 is stored when the vehicle information from the main body ECU (multiplex network body ECU) and that stored in the forward recognition camera do not match.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U032257

Software Incompatibility with Body Control Module Invalid/Incompatible Software Component

The vehicle information from the main body ECU (multiplex network body ECU) and that stored in the forward recognition camera do not match.

  • Front radar sensor system
  • Main body ECU (Multiplex network body ECU)
  • 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 and a DTC may be stored.
  • When the forward recognition camera is replaced with a new one or the windshield glass is replaced or removed/installed, make sure to read Before Starting Adjustment, then perform optical axis alignment for the forward recognition camera and clear the vehicle control history for each system.

    HINT:

    Forward recognition camera axis alignment can be performed by using either One Time Recognition, Sequential Recognition or Driving Adjustment.

    One Time Recognition: Click here

    Sequential Recognition: Click here

    Driving Adjustment: Click here

  • If the main body ECU (multiplex network body ECU) is replaced, refer to Service Bulletin.

PROCEDURE

1.

CHECK FOR DTCs

(a) Check for DTCs.

Body Electrical > Front Radar Sensor > Trouble Codes

Result

Proceed to

U032257 is not output

A

U032257 is output

B

A

REPLACE FORWARD RECOGNITION CAMERA

B

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

    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)...

    Front Radar Sensor System

    ..

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