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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 332 (Brake Control) >> Vehicle Stability Control System >> DTC C1379/74 Downhill Assist Control Operation Switch (Test Mode DTC) >> Description
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DTC C1379/74 Downhill Assist Control Operation Switch (Test Mode DTC): Description

WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

The downhill assist control switch is connected to the skid control ECU in the ABS and TRACTION actuator.

DTC C1379/74 can be detected when the downhill assist control switch sends the downhill assist control switch signal or test mode ends. DTC C1379/74 is output only in test mode.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. DTC DTC Detection Condition Trouble Area
C1379/74 Detected only during test mode. Downhill assist control switch