Engine-CodesChevrolet – C0287 2018 Chevrolet Silverado

C0287 2018 Chevrolet Silverado Code - Longitudinal Acceleration Sensor Signal

Quick Answer

The C0287 diagnostic trouble code (DTC) on a 2018 Chevrolet Silverado relates to the Longitudinal Acceleration Sensor Signal. Common causes include Faulty Longitudinal Acceleration Sensor, Wiring or connection issues with the sensor, Corrosion or damage to sensor components. 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
C0287 2018 Chevrolet Silverado indicates Longitudinal Acceleration Sensor Signal.
Common causes
Common causes include Faulty Longitudinal Acceleration Sensor, Wiring or connection issues with the sensor, Corrosion or damage to sensor components.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code C0287 2018 Chevrolet Silverado Description

The C0287 diagnostic trouble code (DTC) on a 2018 Chevrolet Silverado relates to the Longitudinal Acceleration Sensor Signal. This code indicates that there is a problem with the sensor responsible for measuring the vehicle's acceleration in the longitudinal direction, which is the direction of travel. The sensor is crucial for the vehicle's stability control system, as it provides data on the acceleration and deceleration of the vehicle. When this sensor malfunctions or sends incorrect signals, it can lead to issues with the vehicle's traction control, stability control, and anti-lock braking systems.

OBDII Code C0287 2018 Chevrolet Silverado - Longitudinal Acceleration Sensor Signal
C0287 2018 Chevrolet Silverado Code - Longitudinal Acceleration Sensor Signal

Common Causes of C0287 2018 Chevrolet Silverado

  1. Faulty Longitudinal Acceleration Sensor.
  2. Wiring or connection issues with the sensor.
  3. Corrosion or damage to sensor components.
  4. Electronic control module (ECM) issues.
  5. Vehicle impact or collision that damaged the sensor.

Symptoms of C0287 2018 Chevrolet Silverado

  1. Illumination of the traction control or stability control warning light on the dashboard.
  2. Loss of traction control or stability control functionality.
  3. Increased stopping distance when braking.
  4. Vehicle may feel unstable or exhibit unpredictable handling characteristics.
  5. ABS system may not function properly.

How to Fix C0287 2018 Chevrolet Silverado

  1. Begin by diagnosing the specific cause of the C0287 code using a diagnostic scanner to pinpoint the issue with the Longitudinal Acceleration Sensor.
  2. Inspect the sensor and its wiring for any visible damage, corrosion, or loose connections. Repair or replace any damaged components.
  3. Clear the DTC from the vehicle's computer memory using the diagnostic scanner.
  4. Test drive the vehicle to ensure that the sensor is functioning correctly and that the code does not reappear.
  5. If the issue persists, further diagnostics may be required to identify any underlying problems with the stability control system or ECM.

Cost to Fix C0287 2018 Chevrolet Silverado

The cost of repairing a Longitudinal Acceleration Sensor Signal issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, replacing a faulty sensor or repairing wiring issues can range from $200 to $500, including parts and labor. However, additional costs may apply if other components need to be replaced or if further diagnostics are necessary. It's important to consult with a qualified mechanic or dealership to get an accurate estimate based on the specific circumstances of your vehicle. Keep in mind that labor rates and diagnostic fees can vary, so it's advisable to inquire about these costs upfront.

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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 C0287 2018 Chevrolet Silverado Code

1. What does the OBDII code C0287 mean on a 2018 Chevrolet Silverado?

C0287 indicates an issue with the longitudinal acceleration sensor signal, which is critical for the vehicle’s stability control system.

2. What are the common symptoms of code C0287 in a 2018 Chevrolet Silverado?

Symptoms may include the ABS or stability control warning light illuminating, reduced traction control functionality, or erratic braking behavior.

3. What causes the C0287 code to appear?

Common causes include a faulty longitudinal acceleration sensor, damaged wiring or connectors, or an issue with the electronic brake control module (EBCM).

4. Where is the longitudinal acceleration sensor located in a 2018 Chevrolet Silverado?

The longitudinal acceleration sensor is typically integrated into the vehicle's yaw rate sensor assembly, often located under the center console or near the floorboard.

5. Can I drive with the C0287 code on my 2018 Chevrolet Silverado?

While the vehicle may still be drivable, it’s not recommended as stability control and ABS features may be compromised, increasing the risk of accidents.

6. How do I fix the C0287 code on a 2018 Chevrolet Silverado?

Diagnose the issue by inspecting the sensor, wiring, and connectors for damage. Replace the longitudinal acceleration sensor or repair the wiring as needed.

7. How much does it cost to fix a C0287 code on a 2018 Chevrolet Silverado?

Repair costs vary but typically range from $200 to $500, depending on whether the sensor, wiring, or module needs replacement.

8. Can a faulty ABS module cause the C0287 code?

Yes, a malfunctioning ABS module or EBCM can cause issues with interpreting sensor signals, triggering the C0287 code.

9. Do I need to recalibrate the system after replacing the longitudinal acceleration sensor?

Yes, after replacing the sensor, the system may require recalibration using a scan tool to ensure proper functionality.

10. Can a low battery cause the C0287 code on a 2018 Silverado?

A weak or low battery can cause electrical issues that might trigger this code, but it’s less common compared to sensor or wiring faults.

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