AutoCodes – Generic – C1955

C1955 Code - Steering Angle Sensor Circuit Open

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Steering Angle Sensor. Common causes include Faulty Steering Angle Sensor, Steering Angle Sensor harness is open or shorted, Steering Angle Sensor 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: C1955 indicates Steering Angle Sensor Circuit Open.
Common causes: Common causes include Faulty Steering Angle Sensor, Steering Angle Sensor harness is open or shorted, Steering Angle Sensor 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 16,262

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1955 Description

The Anti-Lock Brake System (ABS) Module monitors the Steering Angle Sensor. The ABS Module sets the OBDII code when the Steering Angle Sensor is not to factory specifications.

OBDII Code C1955 - Steering Angle Sensor Circuit Open - AutoCodes.com — C1955 Code - Steering Angle Sensor Circuit Open

What does this mean?

What are the Possible Causes of the DTC C1955?

Faulty Steering Angle Sensor
Steering Angle Sensor harness is open or shorted
Steering Angle Sensor circuit poor electrical connection

How to Fix the DTC C1955?

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 C1955 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 C1955 code?

Need more information on how to fix the C1955 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1955 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1955 Ford — Steering Angle Sensor Circuit Open
C1955 Lincoln — Steering Angle Sensor Circuit Open
C1955 Mercury — Steering Angle Sensor Circuit Open

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 C1955 Code

1. What are common symptoms of OBDII code C1955 (Steering Angle Sensor Circuit Open)?

The common symptoms include the ABS warning light being illuminated on the dashboard, potential loss of traction control functionality, and difficulty steering the vehicle.

2. What are the possible causes of OBDII code C1955?

The code C1955 can be triggered by a faulty steering angle sensor, damaged wiring in the steering angle sensor circuit, or a loose connection in the sensor circuit.

3. How can I diagnose the cause of OBDII code C1955?

Diagnosing the code C1955 involves using a diagnostic scan tool to read the code, checking the wiring and connections related to the steering angle sensor, and testing the sensor itself for proper function.

4. Can I still drive my vehicle with OBDII code C1955 present?

It is not recommended to drive your vehicle with the code C1955 present, as it can affect the performance of the ABS system and traction control, potentially compromising the safety of the vehicle.

5. Is it possible to reset OBDII code C1955 without fixing the underlying issue?

Resetting the code without addressing the underlying issue will only temporarily remove the warning light, but the problem will likely reoccur until the root cause is fixed.

6. How much does it typically cost to repair OBDII code C1955?

The cost of repairing OBDII code C1955 can vary depending on the specific cause of the issue, but it may involve replacing the steering angle sensor or repairing the wiring, which can range from $100 to $500 or more.

7. Can a DIY enthusiast fix OBDII code C1955 at home?

While diagnosing the code can be done at home with the right tools, repairing OBDII code C1955 may require specialized knowledge and equipment, so it is recommended to consult a professional mechanic.

8. How long does it take to repair OBDII code C1955?

The repair time for OBDII code C1955 can vary depending on the exact cause of the issue and the availability of parts, but it typically takes a few hours to half a day to complete the repair.

9. Will OBDII code C1955 cause any long-term damage to my vehicle if left unfixed?

Leaving OBDII code C1955 unfixed can lead to potential safety hazards, as it affects crucial systems like ABS and traction control. It is recommended to address the issue promptly to prevent any long-term damage.

10. After repairing OBDII code C1955, do I need to reset the system or clear the code?

Once the underlying issue causing OBDII code C1955 is fixed, the system may automatically clear the code after a few drive cycles. However, you can also use a diagnostic scan tool to manually clear the code for peace of mind.