DYNAMIC RADAR CRUISE CONTROL SYSTEM, Diagnostic DTC:P1615

DTC Code DTC Name
P1615 Communication Error from Distance Control ECU to HV ECU

DESCRIPTION

This DTC is stored when a communication error occurs between the driving support ECU and power management control ECU.

DTC No. DTC Detection Condition Trouble Area
P1615

All of the following conditions are met

(a) Power switch on (IG)

(b) Communication error between driving support ECU and power management control ECU for 0.5 seconds or more


  • Driving support ECU

  • Power management control ECU

WIRING DIAGRAM

Refer to DTC C1A40 Click here.

INSPECTION PROCEDURE

PROCEDURE


  1. READ OUTPUT DTC (DYNAMIC RADAR CRUISE CONTROL SYSTEM)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the intelligent tester on.

    4. Enter the following menus: Powertrain / Radar Cruise / Trouble Codes.

    5. Read the DTCs.

      Result
      Result Proceed to
      DTC is not output A
      DTC is output B

    B
    A
  2. CHECK WHETHER DTC OUTPUT RECURS (DTC P1615)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the intelligent tester on.

    4. Clear the DTCs for hybrid vehicle control system Click here.

    5. Turn the power switch off.

    6. Turn the power switch on (IG).

    7. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

    8. Read the DTCs.

      Result
      Result Proceed to
      DTC is not output A
      DTC P1615 is output B

    B
    A
  3. REPLACE DRIVING SUPPORT ECU


    1. Replace the driving support ECU Click here.


    NEXT
  4. CHECK WHETHER DTC OUTPUT RECURS (DTC P1615)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the intelligent tester on.

    4. Clear the DTCs for hybrid vehicle control system Click here.

    5. Turn the power switch off.

    6. Turn the power switch on (IG).

    7. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

    8. Read the DTCs.

      Result
      Result Proceed to
      DTC is not output A
      DTC P1615 is output B

    B
    A