MOTOR GENERATOR CONTROL SYSTEM, Diagnostic DTC:P155911, P155915

DTC Code DTC Name
P155911 Reactor Temperature Sensor Circuit Short to Ground
P155915 Reactor Temperature Sensor Circuit Short to Battery or Open

DESCRIPTION

The motor generator control ECU (MG ECU), which is built into in the inverter with converter assembly, detects the temperature of the reacotr using the reactor temperature sensor. The motor generator control ECU (MG ECU) also detects malfunctions in the reacotr temperature sensor and its wiring.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P155911 Reactor Temperature Sensor Circuit Short to Ground

Short to ground detected in reactor temperature sensor circuit

(1 trip detection logic)

 Inverter with converter assembly Comes on

Master Warning Light:

Comes on
P155915 Reactor Temperature Sensor Circuit Short to Battery or Open

Open or short to +B detected in reactor temperature sensor circuit

(1 trip detection logic)

 Inverter with converter assembly Comes on

Master Warning Light:

Comes on
Related Data List
DTC No. Data List

P155911

P155915

 Reactor Temperature

CONFIRMATION DRIVING PATTERN

Tech Tips

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

Click here


  1. Connect the GTS to the DLC3.

  2. Turn the power switch on (IG) and turn the GTS on.

  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).

  4. Turn the power switch off and wait for 2 minutes or more.

  5. Turn the power switch on (IG) and turn the GTS on.

  6. With power switch on (IG) and wait for 5 seconds or more.

  7. Enter the following menus: Powertrain / Motor Generator / Utility / All Readiness.

  8. Check the DTC judgment result.

    Tech Tips


    • If the judgment result shows NORMAL, the system is normal.

    • If the judgment result shows ABNORMAL, the system has a malfunction.

    • If the judgment result shows INCOMPLETE or N/A, perform driving pattern again.

PROCEDURE


  1. REPLACE INVERTER WITH CONVERTER ASSEMBLY

    Click here

    Result
    Proceed to
    NEXT

    NEXT

    COMPLETED