LEXUS PARKING ASSIST-SENSOR SYSTEM DIAGNOSTIC TROUBLE CODE CHART

Lexus Parking Assist-sensor System
DTC Code Detection Item Trouble Area See page
C1AE1 Front Left Sensor Malfunction

1. No. 1 ultrasonic sensor (front left sensor)

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AE4 Front Right Sensor Malfunction

1. No. 1 ultrasonic sensor (front right sensor)

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AE6 Rear Left Sensor Malfunction

1. No. 1 ultrasonic sensor (rear left sensor)

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AE7 Rear Left Center Sensor Malfunction

1. No. 1 ultrasonic sensor (rear left center sensor)

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AE8 Rear Right Center Sensor Malfunction

1. No. 1 ultrasonic sensor (rear right center sensor)

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AE9 Rear Right Sensor Malfunction

1. No. 1 ultrasonic sensor (rear right sensor)

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AEC Front Sensor Communication Malfunction

1. Front ultrasonic sensor circuit

2. Clearance warning ECU*1

3. Parking assist ECU*2

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C1AED Rear Sensor Communication Malfunction

1. Rear ultrasonic sensor circuit

2. Clearance warning ECU*1

3. Parking assist ECU*2

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U0101 Lost Communication with TCM

1. CAN communication system

2. Parking assist ECU*2

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U0142 Lost Communication with Main Body ECU CAN communication system

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U0155 Lost Communication with Instrument Panel Cluster Control Module (Combination Meter) CAN communication system

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