DTC Description

If pressure sensor output voltage is out of specification, HECU sets DTC C1235.

DTC Detecting Condition

Item

Detecting Condition

Possible cause

DTC Strategy

•

Voltage Monitoring

1.

Defected Pressure Sensor(HECU Embedded)

Enable Condition

•

Ignition "ON"

Threshold Value

•

Supply power is higher than 5.25 V or less than 4.75V for more than 60 msec.

•

Sensor value(PRS1, PRS2) is less than 0.6 V or higher than 5.4V for more than 100 msec.

•

Sum of Sensor value(PRS1, PRS2) is less than 4.4V or higher than 5.4V

Warning Indicator Lamp Status

•

ESC(ESP) Warning Indicator Lamp "ON"

Clear Condition

•

Ignition "OFF" and then "ON"

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