DTC C1700 Byte Coding Error: DTC Detecting Condition

DETECTING CONDITION AND POSSIBLE CAUSE

Item	Detecting Condition	Possible cause
DTC Strategy	Monitoring the Supply Voltage during Pin Code Comparison	Open or short of pin coding circuit Faulty HECU
Monitoring Period	Once after each power-on or software reset
Enable Conditions	The voltage at the ignition line is monitored via a comparator. A failure is detected if the voltage stays below the comparator threshold (approx. 6.0 V) longer than one loop(7ms).
Fail Safe	Controller switch off. The ABS/EBD/TCS/ESC functions are inhibited. The ABS/TCS/ESC warning lamps are activated.