OBD Guide
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C1AE2

Ultrasonic Sensor Front Left Center Sensor

C1AE2 is an OBD-II diagnostic trouble code meaning: Ultrasonic Sensor Front Left Center Sensor. Common causes: damage to the ultrasonic sensor, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Parking system malfunction
  • False warning system alarms
  • Error message on the dashboard

Causes

  • Damage to the ultrasonic sensor
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Software error in the control unit

How to Fix

  1. Visually inspect the sensor for damage
  2. Checking the integrity of the wiring harness
  3. Cleaning the sensor connector contacts
  4. Diagnostics of the control unit for errors
  5. Replace the sensor if necessary

Related codes

C1AE1C1AE3C1AE4

FAQ

What does the C1AE2 code mean?

C1AE2 is an OBD-II diagnostic trouble code that indicates: Ultrasonic Sensor Front Left Center Sensor

What causes a C1AE2 error code?

The most common causes of C1AE2 include: Damage to the ultrasonic sensor; Open or short circuit in wiring harness; Poor contact in the sensor connector; Software error in the control unit.

How do I fix a C1AE2 diagnostic trouble code?

To fix C1AE2: Visually inspect the sensor for damage. Checking the integrity of the wiring harness. Cleaning the sensor connector contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1AE2?

Limited driving only, diagnose soon

How much does it cost to fix C1AE2?

The estimated repair cost for C1AE2 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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