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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