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DYNAMIC RADAR CRUISE CONTROL SYSTEM(for Stereo Camera Type), Diagnostic DTC:P057504, P057549

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DTC Code DTC Name
P057504 Cruise Control System Internal Failure
P057549 Cruise Control Internal Electronic Failure
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DESCRIPTION

This DTC is stored when there is a malfunction in the hybrid vehicle control ECU assembly.

DTC No. Detection Item DTC Detection Condition Trouble Area
P057504 Cruise Control System Internal Failure While the dynamic radar cruise control system is operating, the dynamic radar cruise control system control of vehicle speed is not canceled and approximately 0.4 seconds have elapsed after cruise cancel signal (STP signal) is received by the hybrid vehicle control ECU assembly. Hybrid vehicle control ECU assembly
P057549 Cruise Control Internal Electronic Failure When the power switch is on (IG), STP signals received by the hybrid vehicle control ECU assembly supervisory CPU and that received by the control ECU do not match for approximately 0.2 seconds or more. Hybrid vehicle control ECU assembly
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CAUTION / NOTICE / HINT

Note:

Before replacing the hybrid vehicle control ECU, refer to Registration.

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PROCEDURE


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    CHECK FOR DTCs (RADAR CRUISE 1)


    1. Clear the DTCs.

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      1. Powertrain > Cruise Control > Clear DTCs


    2. Make sure that the DTC detection conditions are met.

      Tip:

      If the detection conditions are not met, the system cannot detect the malfunction.

    3. Check for DTCs.

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      1. Powertrain > Cruise Control > Trouble Codes


      Result
      Result Proceed to
      DTC P057504 and P057549 are not output. A
      DTC P057504 and/or P057549 are output. B