DTC Description

If open or short in valve relay is detected, HECU sets DTC C2112.

DTC Detecting Condition

Item

Detecting Condition

Possible cause

DTC Strategy

•

Voltage Monitoring

1.

Defected HECU

Threshold Value

•

Valve Relay voltage is less than 4.5 V for more than 56 msec upon valve relay "ON"

•

Valve Relay voltage is higher than 6.5 V or less than 2 V for more than 56 msec upon valve relay "OFF"

Fail Safe

•

EBD/ABS inhibited(ABS Only)

•

EBD/ABS/CBC/TCS/ESC)ESP)/HAC/VSM/AVH inhibited(ESC[ESP] Only)

Warning Indicator Lamp Status

•

EBD/ABS/ESC(ESP) Warning Indicator Lamp "ON"

Clear Condition

•

Ignition "OFF" and then "ON"

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