The HECU checks variant code and if an inappropriate variant code or no variant code is detected, this DTC is set.
After replacing HECU, perform variant coding by using GDS.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Internal monitoring | 1. Replacement of PCM(ECM & TCM) 2. Faulty HECU |
Enable Conditions |
•
Engine displacement/ engine type/ gear information got from CAN messages are different from the values saved by EEPROM after IGN ON | |
Fail Safe |
•
The ABS/EBD/ESP(ESC) functions are inhibited
•
The ABS/EBD/ESP(ESC) warning lamps are activated |