LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2012 >> Prius Plug-in >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Plug-In Charge Control System (Plug-In) (Diagnostic Codes (P0560-117 - U-0293-449) & Circuit Tests) >> Plug-In Charge Control System >> DTC P2511-441: Reset Detected >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC P2511-441: Reset Detected: Procedure

  1. CHECK DTC OUTPUT (PLUG-IN CONTROL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Plug-in Control / Trouble Codes.
    4. Check if DTCs are output.

      Result

      Result Proceed to
      P2511-441 only is output. A
      DTCs other than P2511-441 is output. B
    5. Turn the power switch off.

    B → See step   5 

    A: Go to next step 

  2. CHECK AUXILIARY BATTERY TERMINAL (CONTACT PROBLEM) 
    1. Check the connection of the auxiliary battery terminal.

      OK

      The terminal is connected securely and there is no contact problem.

    NG → CONNECT SECURELY 

    OK: Go to next step 

  3. CHECK FOR ECU POWER SOURCE CIRCUIT 

    Refer to ECU Power Source Circuit 

    NG → REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA 

    OK: Go to next step 

  4. CHECK FOR INTERMITTENT PROBLEMS 
    1. Check for intermittent problems. Refer to CHECK FOR INTERMITTENT PROBLEMS .

      Result

      Result Proceed to
      Problem symptom does not recur. A
      Problem symptom recurs. B

    B → REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA 

    A → See step   6 

  5. GO TO DTC CHART (PLUG-IN CHARGE CONTROL SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART 
  6. REPLACE PLUGIN CHARGE CONTROL ECU ASSEMBLY. Refer to  COMPONENTS