OBD Guide
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C1AE4

Ultrasonic Sensor Front Right Corner Sensor

C1AE4 is an OBD-II diagnostic trouble code meaning: Ultrasonic Sensor Front Right Corner Sensor. Common causes: mechanical damage to the sensor, wiring harness problems. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the parking assistance system
  • No audible or visual obstacle warnings
  • Error message on the dashboard

Causes

  • Mechanical damage to the sensor
  • Wiring Harness Problems
  • Short circuit or open circuit
  • Internal sensor fault

How to Fix

  1. Check the sensor for mechanical damage
  2. Check the connection and integrity of the wiring harness
  3. Check the sensor circuit for an open or short circuit
  4. Replace sensor if necessary

Related codes

C1AE3C1AE5C1AE6

FAQ

What does the C1AE4 code mean?

C1AE4 is an OBD-II diagnostic trouble code that indicates: Ultrasonic Sensor Front Right Corner Sensor

What causes a C1AE4 error code?

The most common causes of C1AE4 include: Mechanical damage to the sensor; Wiring Harness Problems; Short circuit or open circuit; Internal sensor fault.

How do I fix a C1AE4 diagnostic trouble code?

To fix C1AE4: Check the sensor for mechanical damage. Check the connection and integrity of the wiring harness. Check the sensor circuit for an open or short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1AE4?

Limited driving only, diagnose soon

How much does it cost to fix C1AE4?

The estimated repair cost for C1AE4 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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