Lexus ES manuals

Lexus ES: Internal Control Module Software Incompatibility Invalid / Incompatible Software Component (U030057)

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Cruise Control / Front Camera System (for Hv Model) / Internal Control Module Software Incompatibility Invalid / Incompatible Software Component (U030057)

DESCRIPTION

Forward recognition camera receives the vehicle information from the hybrid vehicle control ECU via CAN communication.

DTC U030057 is stored when the vehicle information from the hybrid vehicle control ECU and that stored in the forward recognition camera do not match.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U030057

Internal Control Module Software Incompatibility Invalid / Incompatible Software Component

The vehicle information from the hybrid vehicle control ECU and that stored in the forward recognition camera do not match.

  • Hybrid control system
  • Forward recognition camera
  • Hybrid vehicle control ECU

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

(a) Check for DTCs of hybrid control system.

Powertrain > Hybrid Control > Trouble Codes

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO HYBRID CONTROL SYSTEM

A

2.

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 for DTCs.

(f) Turn the power switch off.

OK:

DTCs indicating a vehicle information mismatch with that of the hybrid vehicle control ECU are not output by any ECU other than the forward recognition camera.

NG

REPLACE HYBRID VEHICLE CONTROL ECU

OK

3.

READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG)

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / Front Recognition Camera / Data List.

(e) Read the Data List according to the display on the Techstream.

Chassis > Front Recognition Camera > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

HV Equipped Information

Vehicle information (conventional/hybrid) stored in forward recognition camera

Non-HV / HV

Non-HV: Conventional vehicle

HV: Hybrid vehicle

-

Chassis > Front Recognition Camera > Data List

Tester Display

HV Equipped Information

HINT:

  • If the vehicle information stored in the forward recognition camera is different from the actual vehicle specifications, the vehicle information stored in the forward recognition camera may be incorrect. Replace the forward recognition camera.
  • If the vehicle information stored in the forward recognition camera matches the actual vehicle specifications, the installed hybrid vehicle control ECU is incompatible. Replace the hybrid vehicle control ECU.

Result

Proceed to

Vehicle information stored in forward recognition camera and actual vehicle specifications do not match

A

Vehicle information stored in forward recognition camera and actual vehicle specifications match

B

A

REPLACE FORWARD RECOGNITION CAMERA

B

REPLACE HYBRID VEHICLE CONTROL ECU

READ NEXT:

 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 ca

 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 fr

 Front Radar Sensor System (for Gasoline Model)

SEE MORE:

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT THROTTLE BODY WITH MOTOR ASSEMBLY (a) Before cleaning, or after cleaning the throttle body with motor assembly and installing it to the vehicle, turn the power switch on (IG) without operating the accelerator pedal sensor assembly. NOTICE: If the accelerato

 Generator Inverter Actuator Stuck Open (P0A7A72)

DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that current does not flow as commanded due to a generator output circuit malfunction. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter with converter assembly internal circuit malfunction

© 2016-2025 Copyright www.lexguide.net