DTC C1702 Variant Coding Error: DTC Detecting Condition

POSSIBLE CAUSE REFERENCE

Item	Detecting Condition	Possible cause
DTC Strategy	Internal monitoring	Replacement of PCM (ECM & TCM)
Monitoring Period	Once during startup.
Enable Conditions	After power on, the HECU does not receive a valid variant code information during the configuration time. HECU has no valid variant code stored in the EEPROM. The received CAN signals does not lead to a defined and supported variant code. If an ECU, which has already memorized a valid variant code information, receives a different variant code information, (at a next Power on cycle)
Fail Safe	The ABS/EBD/ESC functions are inhibited. The ABS/EBD/ESC warning lamps are activated.