DTC C2A02: ECU Internal Temperature Circuit [09/2014 - 01/2023]: Description

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This DTC is stored when the torque vectoring differential ECU assembly detects an abnormal inverter circuit board temperature for more than a certain period of time.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Warning Indicate
C2A02	ECU Internal Temperature Circuit	Diagnosis Condition: IG power source voltage is 10 V or more. Abnormal condition: Abnormal temperature of ECU circuit board Malfunction Time: 3 seconds or more Trip logic: 1 trip detection logic	Torque vectoring differential ECU assembly	Master Warning Light: Does not come on Multi-information Display Error Message: Does not come on

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

C2A02

ECU Internal Temperature Circuit

Diagnosis Condition:

IG power source voltage is 10 V or more.

Abnormal condition:

Abnormal temperature of ECU circuit board

Malfunction Time:

3 seconds or more

Trip logic:

1 trip detection logic

Torque vectoring differential ECU assembly

Master Warning Light: Does not come on
Multi-information Display Error Message: Does not come on