AutoCodesGeneric – C1996

C1996 Code - Active Yaw And/Or Roll Control Disabled

Quick Answer

The ABS module uses information received from several sensors (wheel speed sensors, steering wheel rotation sensor, stability control sensor cluster, etc.) to determine if a vehicle instability event is about to occur. Common causes include Faulty Wheel Speed Sensors, Faulty Steering Wheel Rotation Sensor, Faulty Stability Control Sensor Cluster. 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 Wheel Speed Sensors, Faulty Steering Wheel Rotation Sensor, Faulty Stability Control Sensor Cluster.
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 1,547
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 05, 2020
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Code C1996 Description

The ABS module uses information received from several sensors (wheel speed sensors, steering wheel rotation sensor, stability control sensor cluster, etc.) to determine if a vehicle instability event is about to occur. If an event is going to occur, the ABS module will adjust brake torque at specific wheels and the Powertrain Control Module (PCM) will reduce engine torque to make the vehicle more stable. Once the ABS module has determined that the stability event has been corrected, it will return brake and engine torque to normal and continue to monitor the vehicle. The ABS module monitors the stability event and is programmed to set DTC C1996 and disable the stability control system if the stability event lasts longer than 15 seconds.
OBDII Code C1996 - Active Yaw And/Or Roll Control Disabled - AutoCodes.com
C1996 Code - Active Yaw And/Or Roll Control Disabled

What are the Possible Causes of the DTC C1996?

  • Faulty Wheel Speed Sensors
  • Faulty Steering Wheel Rotation Sensor
  • Faulty Stability Control Sensor Cluster

How to Fix the DTC C1996?

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 C1996 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 C1996 code?

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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 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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