DTC Description

If the Gear R switch signal is continued for a certain period of time, HECU sets DTC C1527. (ESC MT Only)

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

•

Signal Monitoring

1.

Reverse gear switch Circuit Open/Short

2.

Defected Reverse gear switch

Case 1

Enable Conditions

•

Backward driving over 60kph

Threshold Value

•

Reverse gear switch signal is "OFF" and clutch switch signal is "OFF" for more than 20 sec.

Case 2

Enable Conditions

•

Forward driving over 60kph

Threshold Value

•

Reverse gear switch signal is "ON" and clutch switch signal is "OFF" for more than 20 sec.

Fail Safe

•

Inhibit the HAC control and allow the ABS/EBD/ESP(ESC) control

Warning lamp condition

•

The ESP(ESC) warning lamp is activated

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