Toyota Yaris: Dynamic Radar Cruise Control System / Internal Control Module Software Incompatibility Not Programmed (U030051,U030057)
DESCRIPTION
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If the millimeter wave radar sensor assembly cannot confirm the vehicle information (powertrain type) sent from the ECM, the millimeter wave radar sensor assembly stores DTC U030051.
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If the vehicle information (powertrain type) stored in the millimeter wave radar sensor assembly does not match the vehicle information sent from the ECM, the millimeter wave radar sensor assembly stores DTC U030057.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
| U030051 | Internal Control Module Software Incompatibility Not Programmed | While the dynamic radar cruise control system is operating, the millimeter wave radar sensor assembly cannot confirm the vehicle information (powertrain type) sent from the ECM for approximately 3 seconds or more. | Pre-collision system | Radar Cruise2 |
| U030057 | Internal Control Module Software Incompatibility Invalid/Incompatible Software Component | While the dynamic radar cruise control system is operating, the vehicle information (powertrain type) stored in the millimeter wave radar sensor assembly does not match the vehicle information sent from the ECM for approximately 1 second or more. | Pre-collision system | Radar Cruise2 |
PROCEDURE
| 1. | GO TO PRE-COLLISION SYSTEM |
HINT:
If DTC U030051 is output by the dynamic radar cruise control system, perform troubleshooting for the pre-collision system.
Click here
| NEXT |
| END |
DESCRIPTION The millimeter wave radar sensor assembly is connected to the forward recognition camera via the CAN communication line. If the millimeter wave radar sensor assembly receives signals indicating that its communication with the forward recognition camera is abnormal, the millimeter wave radar sensor assembly stores DTC U023A87...
DESCRIPTION If the millimeter wave radar sensor assembly cannot confirm the vehicle information (steering wheel position) sent from the main body ECU (multiplex network body ECU), the millimeter wave radar sensor assembly stores DTC U032251...
Other information:
CAUTION / NOTICE / HINT HINT:
Replace parts related to the wireless door lock and smart key system according to the inspection procedure.
If the wireless door lock and smart key system does not operate, first check the customize item and make sure that the wireless door lock and smart key system is not turned off...
DESCRIPTION The steering sensor receives the following switch information:
Light control switch in tail, head or AUTO position
Dimmer switch in high, low or high flash (pass) position
Fog light switch in front or off position
WIRING DIAGRAM
CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration...
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