Component Location
General Description

Driver can inhibit the ESC control by ESC switch.

When switch signal sends into the HECU, the ESC warning lamp goes "ON" and the ESC control is stopped and if the next switch signal is inputted again, the ESC control is ready. This function is used for sporty driving or vehicle inspection.

DTC Description

This DTC is set when the condition that the level of ESC switch is high is continued for more than 60 seconds.

DTC Detecting Condition

Item

Detecting Condition

Possible cause

DTC Strategy

•

Circuit Monitoring

•

Open or short ESC switch circuit

•

Faulty ESC switch

Enable Conditions

•

When the ESC switch is ON for 1 minute.

Fail Safe

•

Inhibit the ESC control and allow the ABS/EBD control.

•

The ESC warning lamp is activated.

Specification

Engine ON

ESC switch HIGH

ESC switch LOW

7.0V ~ 16.0V

0V ~ 3.0V

Diagnostic Circuit Diagram
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