AutoCodes – Generic – C276C

C276C Code - Incorrect Longitudinal Acceleration Sensor Out of Calibration

Quick Answer

The yaw rate sensor, roll rate sensor, lateral accelerometer and longitudinal accelerometer are contained in one module called the stability control sensor cluster. Common causes include Faulty Stability Control Sensor Cluster, Stability Control Sensor Cluster harness is open or shorted, Stability Control Sensor Cluster circuit poor electrical connection. 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
C276C indicates Incorrect Longitudinal Acceleration Sensor Out of Calibration.
Common causes
Common causes include Faulty Stability Control Sensor Cluster, Stability Control Sensor Cluster harness is open or shorted, Stability Control Sensor Cluster circuit poor electrical connection.
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.
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Code Popularity 1,113
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code C276C Description

The yaw rate sensor, roll rate sensor, lateral accelerometer and longitudinal accelerometer are contained in one module called the stability control sensor cluster. The sensor cluster measures the vehicle acceleration, roll rate and yaw rate, then sends the signal through a secondary, dedicated controller area network (CAN2) bus to the ABS module. The ABS module compares the information from the sensor cluster to information it receives from other sensors (brake pedal input or steering wheel rotation sensor) to determine how valid the information is and to determine if a roll-over event is about to occur.
The ABS module provides power to the sensor cluster and ground. The sensor cluster and the ABS module communicate. An open circuit or a short to power or ground on any one of these 4 circuits will cause the ABS module to set a DTC. Also, if the sensor cluster is not mounted in the correct position, with the electrical connector facing the passenger seat, the ABS module will also set DTCs.
OBDII Code C276C - Incorrect Longitudinal Acceleration Sensor Out of Calibration - AutoCodes.com
C276C Code - Incorrect Longitudinal Acceleration Sensor Out of Calibration

What are the Possible Causes of the DTC C276C?

  • Faulty Stability Control Sensor Cluster
  • Stability Control Sensor Cluster harness is open or shorted
  • Stability Control Sensor Cluster circuit poor electrical connection

How to Fix the DTC C276C?

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 C276C 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.

Need more information about the C276C code?

Need more information on how to fix the C276C code? Get Access to Factory Service Manuals

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Information for Specific Makes

  • C276C Ford β€” Incorrect Longitudinal Acceleration Sensor Out of Calibration
  • C276C Lincoln β€” Incorrect Longitudinal Acceleration Sensor Out of Calibration
  • C276C Mercury β€” Incorrect Longitudinal Acceleration Sensor Out of Calibration
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 C276C Code

1. What are the common symptoms of OBDII code C276C (Incorrect Longitudinal Acceleration Sensor Out of Calibration)?

The common symptoms include the vehicle's traction control light being illuminated, stability control system malfunctions, and potential loss of traction control functionality.

2. What are the possible causes of OBDII code C276C?

The code C276C may be triggered by a faulty longitudinal acceleration sensor, wiring issues in the sensor circuit, or software calibration errors within the sensor module.

3. How serious is OBDII code C276C?

While the code itself may not affect the drivability of the vehicle, it can compromise the accuracy of the vehicle's stability control system, potentially leading to safety concerns during driving.

4. How can I diagnose OBDII code C276C?

Diagnosis typically involves using a scan tool to read the code, checking the sensor's wiring and connections, and performing a calibration procedure if necessary.

5. Can I drive my vehicle with OBDII code C276C?

It is not recommended to drive the vehicle with this code present, as it may impact the stability control system's performance and compromise safety.

6. How can I repair OBDII code C276C?

Repair options may include recalibrating the longitudinal acceleration sensor, repairing or replacing faulty sensor wiring, or replacing the sensor itself if needed.

7. Can I reset OBDII code C276C without fixing the underlying issue?

While you can clear the code with a scan tool, it is important to address the root cause to prevent the issue from recurring and ensure the proper functioning of the stability control system.

8. How much does it cost to fix OBDII code C276C?

The cost of fixing this code can vary depending on the cause of the issue, with potential expenses including sensor replacement, wiring repairs, and calibration procedures.

9. What happens if OBDII code C276C is ignored?

Ignoring this code can lead to continued issues with the stability control system, potentially compromising vehicle safety and performance.

10. Is it possible to prevent OBDII code C276C from occurring?

Regular maintenance, such as checking the sensor connections and keeping the system calibrated, can help prevent this code from appearing.

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