AutoCodesDodge – C1240 Dodge

C1240 Dodge Code - Steering Angle Sensor Overtravel Performance

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
C1240 Dodge indicates Steering Angle Sensor Overtravel Performance.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 19,465
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 29, 2020
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Code C1240 Dodge 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 C1240 Dodge - Steering Angle Sensor Overtravel Performance - AutoCodes.com
C1240 Dodge Code - Steering Angle Sensor Overtravel Performance

What are the Possible Causes of the DTC C1240 Dodge?

  • Faulty Steering Angle Sensor
  • Steering Angle Sensor harness is open or shorted
  • Steering Angle Sensor circuit poor electrical connection
  • Faulty Anti-Lock Brake System (ABS) Module

How to Fix the DTC C1240 Dodge?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1240 Dodge 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.

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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 C1240 Dodge Code

1. What does the OBDII code C1240 mean on a Dodge vehicle?

C1240 indicates a problem with the Steering Angle Sensor (SAS), specifically related to overtravel performance or improper calibration.

2. What are the common symptoms of code C1240 in a Dodge?

Symptoms may include the ABS or traction control warning light being illuminated, erratic steering behavior, or improper functioning of stability control systems.

3. What causes the C1240 code to trigger in a Dodge?

Potential causes include a misaligned or faulty steering angle sensor, damaged wiring or connectors, or an improperly calibrated SAS after steering or suspension repairs.

4. Can an alignment issue cause the C1240 code?

Yes, misaligned wheels or unperformed SAS recalibration after an alignment can result in this code triggering.

5. How is the C1240 code diagnosed in a Dodge?

A mechanic will use a scan tool to read the SAS data, inspect the wiring and connections, check wheel alignment, and ensure the SAS sensor is properly calibrated.

6. Can you drive with the C1240 code active?

While the vehicle may still be drivable, systems like ABS or traction control may not function correctly, compromising safety.

7. How do you fix the C1240 code on a Dodge?

Repairs may involve recalibrating the SAS, replacing the faulty sensor, repairing damaged wiring, or performing a proper wheel alignment.

8. How do you recalibrate the Steering Angle Sensor on a Dodge?

Recalibration typically requires a professional scan tool to reset the sensor to its correct position, often performed after alignment or suspension work.

9. What tools are needed to diagnose and fix the C1240 code?

A professional-grade OBDII scanner, multimeter for electrical tests, and alignment equipment are commonly required.

10. Can a low battery cause the C1240 code to appear?

Yes, a weak or discharged battery can sometimes affect the SAS calibration and trigger this code. Ensure the battery is fully charged before further diagnostics.

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