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C1503 TCS/ESC(ESP) Switch Error

AutoHex Online Help: Hyundai SANTAFE(CM) 2010
Component Location
General Description

The ESP(ESC) switch is used to temporarily deactivate ESP control.



DTC Description

Trouble code is set when the condition that the level of ESP switch is high is continued for 60sec.

When the ESP switch failure is set, Warning lamps won't illuminate and HECU allow the ABS/EBD/ESP control.

DTC Detecting Condition

Item

Detecting Condition

Possible cause

DTC Strategy

Short circuit monitoring

Open or short ESP switch

Faulty ESP switch

Monitoring Period

Continuous

Enable Conditions

When the ESP switch is ON for 60sec.

Fail Safe

Allow the ABS/EBD/ESP control.

The ESP warning lamp is not activated.

Specification

ESP switch "ON"

Voltage Range of "High"

Above 60% of the battery voltage

Diagnostic Circuit Diagram