Engine-CodesGeneric – C1996

C1996 Code - Active Yaw And/Or Roll Control Disabled

Quick Answer

The C1996 code indicates that the active yaw and/or roll control system on the vehicle has been disabled. Common causes include Faulty yaw rate sensor, Malfunctioning steering angle sensor, Wiring or connection issues within the active yaw and roll control system. 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
C1996 indicates Active Yaw And/Or Roll Control Disabled.
Common causes
Common causes include Faulty yaw rate sensor, Malfunctioning steering angle sensor, Wiring or connection issues within the active yaw and roll control system.
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 Aug 25, 2024
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Code C1996 Description

The C1996 code indicates that the active yaw and/or roll control system on the vehicle has been disabled. This system is responsible for helping to stabilize the vehicle during turns and sudden maneuvers by adjusting the suspension and braking systems. When this system is disabled, it can significantly impact the vehicle's handling and stability, especially during sharp turns or emergency maneuvers. This code can also affect the vehicle's traction control system, as they are often interconnected.

OBDII Code C1996 - Active Yaw And/Or Roll Control Disabled
C1996 Code - Active Yaw And/Or Roll Control Disabled

Common Causes of C1996

  1. Faulty yaw rate sensor
  2. Malfunctioning steering angle sensor
  3. Wiring or connection issues within the active yaw and roll control system
  4. Failed control module for the system
  5. Physical damage to components of the system, such as sensors or actuators

Symptoms of C1996

  1. Loss of stability while driving, especially during turns
  2. Increased body roll or sway when taking corners
  3. Traction control or stability control warning lights on the dashboard
  4. Unusual noises coming from the suspension or braking system
  5. Difficulty maintaining control of the vehicle on slippery or uneven road surfaces

How to Fix C1996

  1. Begin by performing a thorough diagnostic scan to confirm the C1996 code and identify the specific component causing the issue.
  2. Inspect and test the yaw rate sensor, steering angle sensor, and other related components for proper operation.
  3. Check the wiring and connections for any damage or corrosion, repairing or replacing as needed.
  4. Reset the control module for the active yaw and roll control system to clear the fault code and re-enable the system.
  5. Test drive the vehicle to ensure that the issue has been resolved and that the system is functioning correctly.

Cost to Fix C1996

The cost of repairing the active yaw and/or roll control system can vary depending on the specific cause of the issue and the cost of parts and labor. On average, the repair for this code can range from $200 to $800, including parts and labor. It's important to keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to get a few quotes from different shops to find the best price.

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Code C1996 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 C1996 Code

1. What does OBDII code C1996 mean?

C1996 indicates that the Active Yaw and/or Roll Control system has been disabled due to a detected fault in the system.

2. What are the common symptoms of code C1996?

Common symptoms include reduced vehicle stability during cornering or abrupt maneuvers, warning lights on the dashboard (such as the stability control light), and the Active Yaw or Roll Control system being non-functional.

3. What causes the C1996 code to trigger?

The code can be triggered by issues such as a faulty yaw or roll control sensor, damaged wiring or connectors, low hydraulic fluid for the system, or a malfunctioning control module.

4. Can I drive my car with the C1996 code?

While the vehicle can still be driven, handling and stability may be compromised, especially in emergency situations or on slippery roads. It is best to address the issue promptly.

5. How do I diagnose the C1996 code?

Diagnose the code by scanning the vehicle with an OBDII scanner, inspecting wiring and connectors for damage, checking hydraulic fluid levels, and testing the functionality of the yaw and roll control sensors.

6. How can I fix the C1996 code?

Repairs may include replacing a faulty yaw or roll control sensor, repairing damaged wiring, replenishing or replacing hydraulic fluid, or reprogramming or replacing the control module.

7. What tools are needed to troubleshoot the C1996 code?

You’ll need an OBDII scanner, a multimeter to check electrical connections, and potentially tools to inspect or replace hydraulic fluid components.

8. Does the C1996 code always require part replacement?

Not always. Sometimes the issue can be resolved by repairing damaged wiring, cleaning connectors, or recalibrating the control module.

9. How much does it cost to repair the C1996 code?

Costs vary depending on the cause. Replacing a sensor or repairing wiring might cost $100–$300, while replacing a control module could be more expensive.

10. Can a low battery cause the C1996 code?

Yes, a weak or failing battery can sometimes trigger this code, as it may affect the performance of electronic control systems. Always check the battery as part of the diagnostic process.

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