AutoCodes – Generic – C1956

C1956 Code - Steering Angle Sensor Circuit Failure

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: C1956 indicates Steering Angle Sensor Circuit Failure.
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 24,952

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 C1956 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 C1956 - Steering Angle Sensor Circuit Failure - AutoCodes.com — C1956 Code - Steering Angle Sensor Circuit Failure

What does this mean?

What are the Possible Causes of the DTC C1956?

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

How to Fix the DTC C1956?

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 C1956 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 C1956 code?

Need more information on how to fix the C1956 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1956 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1956 Ford — Steering Angle Sensor Circuit Failure
C1956 Lincoln — Steering Angle Sensor Circuit Failure
C1956 Mercury — Steering Angle Sensor Circuit Failure

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 C1956 Code

1. What are common symptoms of OBDII code C1956 (Steering Angle Sensor Circuit Failure)?

- Common symptoms include the malfunction indicator light (MIL) illuminating on the dashboard, issues with the vehicle's stability control system, and potential loss of power steering assistance.

2. What are the possible causes of OBDII code C1956?

- Possible causes of code C1956 include a faulty steering angle sensor, damaged wiring or connectors in the steering angle sensor circuit, or a problem with the steering angle sensor module.

3. How can I diagnose OBDII code C1956?

- Diagnosing code C1956 typically involves using a diagnostic scanner to retrieve the fault codes, testing the steering angle sensor and related wiring for continuity and proper voltage, and conducting a visual inspection for any visible damage.

4. Can I still drive my vehicle with OBDII code C1956?

- It is not recommended to drive your vehicle with code C1956 as it can affect the proper functioning of the stability control system and compromise your safety on the road. It is best to address the issue promptly.

5. How can I repair OBDII code C1956?

- Repairing code C1956 often involves replacing the faulty steering angle sensor, repairing or replacing damaged wiring or connectors, or reprogramming the steering angle sensor module. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

6. Will resetting the fault codes make OBDII code C1956 go away?

- Resetting the fault codes may temporarily clear the MIL light, but if the underlying issue causing code C1956 is not addressed and repaired, the code is likely to reappear once the system detects the fault again.

7. Is the steering angle sensor the same as the steering position sensor?

- The steering angle sensor and steering position sensor are different components. The steering angle sensor measures the angle of the steering wheel, while the steering position sensor typically indicates the position of the steering wheel (e.g., centered or turned).

8. Can extreme steering maneuvers cause OBDII code C1956 to trigger?

- Yes, extreme steering maneuvers or physical impacts to the steering system can potentially cause damage to the steering angle sensor or its circuit, leading to code C1956 being triggered.

9. How long does it typically take to repair OBDII code C1956?

- The repair time for code C1956 can vary depending on the exact cause of the issue, the availability of parts, and the skill level of the mechanic. In general, it may take a few hours to a day to diagnose and repair the problem.

10. Will code C1956 affect my vehicle's drivability?

- While code C1956 may not directly impact the drivability of the vehicle, it can affect the operation of the stability control system and power steering assistance, potentially compromising safety and handling. It is advisable to address the issue promptly.