Lexus ES: Maintenance

 Front Right Microphone Circuit Component Internal Failure (B1AA696,B1AA71C)

DESCRIPTION These DTCs are stored when a malfunction occurs in the No. 2 active noise control microphone system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA696 Front Right Microphone Circuit Component Internal Failure Stereo component equalizer assembly detects

 Left Front Wheel Speed Sensor Internal Electronic Failure (C050049)

DESCRIPTION When the system is starting up and the skid control ECU (brake actuator assembly) detects a speed sensor circuit malfunction via the speed sensor circuit self-diagnosis function, this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C050049 Left F