LEMON Manuals: Even more car manuals for everyone
Home >> Audi >> 2018 >> A6 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 159 (Lane Departure Alert System (W/ Dynamic Radar Cruise Control) (Diagnostic Codes & Circuit Tests)) >> LANE DEPARTURE ALERT SYSTEM (w/ Dynamic Radar Cruise Control System) >> DTC C1AA7: Skid Control Buzzer Circuit [08/2013 - ] >> Description

DTC C1AA7: Skid Control Buzzer Circuit [08/2013 - ]: Description

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

The lane departure warning camera sends a buzzer request signal to the skid control ECU to sound the skid control buzzer assembly. When the skid control ECU detects a malfunction in the skid control buzzer circuit, a malfunction signal is sent to the lane departure warning camera and the lane departure warning camera stores DTC C1AA7.

DTC Code DTC Detection Condition Trouble Area
C1AA7 While the power switch is on (IG), a skid control buzzer circuit malfunction signal is received from the skid control ECU for 5 seconds or more.
  • Skid control buzzer circuit
  • Skid control ECU (brake booster with master cylinder assembly)
  • Lane departure warning camera