If open or short in valve relay is detected, HECU sets DTC C2112.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Voltage Monitoring | 1. Defected HECU |
Threshold Value |
•
Valve Relay voltage does not reach 80% of ECU voltage upon 60 msec of valve relay "ON"
•
Valve Relay voltage does not drop 80% of ECU voltage upon 60 msec of valve relay from "ON" to "OFF"
•
Valve Relay voltage is less than 4 V less than ignition voltage for more than 500 msec upon valve relay "ON" | |
Warning Indicator Lamp Status |
•
EBD/ABS/ESC(ESP) Warning Indicator Lamp "ON" | |
Clear Condition |
•
Ignition "OFF" and then "ON" |
