Engine-Codes - Generic - C1940

C1940 Code - Front Yaw Rate Sensor

- Code Popularity: 6,831 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
ChatAC AutoCodes.com AI Chat

What are the Possible Causes of the DTC C1940?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Front Active Stabilizer Control ECU
  • Front Active Stabilizer Control ECU harness is open or shorted
  • Front Active Stabilizer Control ECU circuit poor electrical connection
⚠ Does your Car have Safety Recalls? → Check here

How to Fix the DTC C1940?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

Search for C1940 Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the C1940 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the C1940 Code Mean?

The Active Stabilizer Suspension System uses CAN communication to gather information necessary for control functions. When a malfunction occurs in another system, the Diagnostic Trouble Code (DTC) is stored.

C1940 Code - Front Yaw Rate Sensor

Need more Information on the Code?

Need more information on how to fix the C1940 code? Get Access to Factory Service Manuals

Code C1940 Information for Specific Makes

Need Help with the Code?

Get the C1940 code diagnosed by a professional: Find a repair shop in your area