AutoCodes – Generic – C1AE7

C1AE7 Code - Ultrasonic Sensor Rear Left Center Sensor

Quick Answer

The No. Common causes include Faulty No, 4 Ultrasonic Sensor (Rear Left [LH] Center Sensor), No. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C1AE7 indicates Ultrasonic Sensor Rear Left Center Sensor.
Common causes
Common causes include Faulty No, 4 Ultrasonic Sensor (Rear Left [LH] Center Sensor), No.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 605
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 14, 2023
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Code C1AE7 Description

The No. 4 Ultrasonic Sensor (Rear Left [LH] Center Sensor) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 4 Ultrasonic Sensor (Rear Left [LH] Center Sensor). If the No. 4 Ultrasonic Sensor (Rear Left [LH] Center Sensor) has an open circuit or other malfunction, it will not function normally.

OBDII Code C1AE7 - Ultrasonic Sensor Rear Left Center Sensor - AutoCodes.com
C1AE7 Code - Ultrasonic Sensor Rear Left Center Sensor

What are the Possible Causes of the DTC C1AE7?

  • Faulty No. 4 Ultrasonic Sensor (Rear Left [LH] Center Sensor)
  • No. 4 Ultrasonic Sensor harness is open or shorted
  • No. 4 Ultrasonic Sensor circuit poor electrical connection
  • Faulty Clearance Warning ECU Assembly

How to Fix the DTC C1AE7?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1AE7 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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Need Help with the Code?

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Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1AE7 Code

1. What are the common symptoms of OBDII code C1AE7 for the Ultrasonic Sensor Rear Left Center Sensor?

The common symptoms include issues with the rear left center parking sensor, such as erratic behavior or complete failure to function.

2. What are the possible causes of OBDII code C1AE7 related to the Ultrasonic Sensor Rear Left Center Sensor?

Causes may include sensor malfunctions, wiring issues, physical damage to the sensor, or problems with the sensor's connection to the vehicle's system.

3. How can I diagnose the OBDII code C1AE7 for the Ultrasonic Sensor Rear Left Center Sensor?

Diagnosis usually involves using a diagnostic scanner to read the code, inspecting the sensor for physical damage, checking the wiring and connections, and conducting any necessary electrical tests.

4. Can I repair the Ultrasonic Sensor Rear Left Center Sensor issue related to OBDII code C1AE7 myself?

Depending on your skill level and access to tools, you may be able to repair the issue yourself by replacing the sensor, fixing wiring problems, or addressing connection issues. However, professional help is recommended for complex repairs.

5. Is it safe to drive with OBDII code C1AE7 triggered for the Ultrasonic Sensor Rear Left Center Sensor?

It is generally safe to drive with this code triggered, but you may experience difficulties with parking assistance features. It is advisable to address the issue promptly to ensure the proper functioning of your parking sensors.

6. Will resetting the OBDII code C1AE7 resolve the Ultrasonic Sensor Rear Left Center Sensor problem?

Simply clearing the code may temporarily turn off the warning light, but it will not fix the underlying issue with the sensor. It is crucial to diagnose and address the root cause of the problem to prevent further complications.

7. How much does it typically cost to repair the Ultrasonic Sensor Rear Left Center Sensor associated with OBDII code C1AE7?

The cost of repair can vary depending on the exact cause of the issue, the sensor's brand, and labor rates. On average, you can expect to pay anywhere from $100 to $300 for parts and labor.

8. Can extreme weather conditions affect the performance of the Ultrasonic Sensor Rear Left Center Sensor triggering OBDII code C1AE7?

Yes, extreme weather conditions such as heavy rain, snow, or extreme temperatures can impact the sensor's performance and lead to false readings or malfunctions. Regular maintenance and cleaning can help mitigate these issues.

9. How important is it to fix the Ultrasonic Sensor Rear Left Center Sensor problem indicated by OBDII code C1AE7?

It is essential to address the issue promptly to ensure the proper functioning of your parking assistance system. Ignoring the problem can compromise your safety and the safety of others, especially when parking or maneuvering in tight spaces.

10. Are there any known recalls or technical service bulletins related to OBDII code C1AE7 for the Ultrasonic Sensor Rear Left Center Sensor?

It's recommended to check with your vehicle manufacturer or a trusted automotive service center for any recalls or technical service bulletins related to this specific OBDII code and sensor issue.

1. What are common symptoms of OBDII code C1AE7 related to the Ultrasonic Sensor Rear Left Center Sensor?

- Common symptoms include erratic or non-functional operation of the rear left center ultrasonic sensor, leading to issues with parking assistance systems.

2. What are possible causes of OBDII code C1AE7 for the Ultrasonic Sensor Rear Left Center Sensor?

- Possible causes include sensor failure, wiring damage, sensor calibration issues, or interference from external factors like dirt or debris.

3. How can I diagnose the issue causing OBDII code C1AE7 for the Ultrasonic Sensor Rear Left Center Sensor?

- Diagnosis involves checking the sensor physically for damage, inspecting wiring connections, and using diagnostic tools to test sensor functionality and calibration.

4. Can I repair the Ultrasonic Sensor Rear Left Center Sensor issue causing OBDII code C1AE7 myself?

- Depending on your automotive repair skills, you may be able to replace a faulty sensor or repair damaged wiring yourself. However, calibration and advanced diagnostics may require professional assistance.

5. Are there any troubleshooting tips for resolving OBDII code C1AE7 related to the Ultrasonic Sensor Rear Left Center Sensor?

- Troubleshooting tips include cleaning the sensor to remove any dirt or debris, checking for loose wiring connections, and ensuring the sensor is properly calibrated.

6. Is it safe to continue driving with OBDII code C1AE7 triggered by an issue with the Ultrasonic Sensor Rear Left Center Sensor?

- It is generally safe to drive, but it is recommended to address the sensor issue promptly to prevent potential problems with parking assistance systems.

7. How much does it typically cost to repair OBDII code C1AE7 associated with the Ultrasonic Sensor Rear Left Center Sensor?

- The cost of repair can vary depending on the specific issue, but it may involve replacing the sensor, repairing wiring, or recalibrating the system, which could range from a few hundred to a thousand dollars.

8. Can environmental factors like extreme temperatures affect the operation of the Ultrasonic Sensor Rear Left Center Sensor triggering OBDII code C1AE7?

- Yes, extreme temperatures or exposure to harsh environmental conditions can impact sensor performance, potentially leading to the triggering of OBDII code C1AE7.

9. Will disconnecting the battery reset OBDII code C1AE7 related to the Ultrasonic Sensor Rear Left Center Sensor?

- Disconnecting the battery may clear the code temporarily, but if the underlying issue with the sensor is not addressed, the code is likely to reappear upon driving the vehicle.

10. How can I prevent issues with the Ultrasonic Sensor Rear Left Center Sensor that cause OBDII code C1AE7 from occurring in the future?

- Regular maintenance, keeping the sensor clean, avoiding physical damage, and addressing any warning signs promptly can help prevent issues with the sensor and the associated OBDII code.

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