AutoCodes – Alfa-romeo – U1712 Alfa-romeo

U1712 Alfa-romeo Code - Steering Angle Sensor Communication Failure

Quick Answer

The control module has detected a loss of communication with the Steering Angle Sensor (SAS) or has received invalid steering angle data. Common causes include Faulty steering angle sensor, Steering angle sensor not calibrated, Open or shorted wiring harness. 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: U1712 Alfa-romeo indicates Steering Angle Sensor Communication Failure.
Common causes: Common causes include Faulty steering angle sensor, Steering angle sensor not calibrated, Open or shorted wiring harness.
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 28

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 Jun 03, 2026

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code U1712 Alfa-romeo Description

The control module has detected a loss of communication with the Steering Angle Sensor (SAS) or has received invalid steering angle data. The steering angle sensor provides steering wheel position information to the ABS and Electronic Stability Program (ESP) systems. The code may be caused by a faulty sensor, calibration issues, wiring faults, CAN communication problems, or low system voltage.

OBDII Code U1712 Alfa-romeo - Steering Angle Sensor Communication Failure - AutoCodes.com — U1712 Alfa-romeo Code - Steering Angle Sensor Communication Failure

What does this mean?

What are the Possible Causes of the DTC U1712 Alfa-romeo?

Faulty steering angle sensor
Steering angle sensor not calibrated
Open or shorted wiring harness
Poor electrical connection
Faulty clock spring
CAN bus communication fault
Low battery voltage
Faulty ABS/ESP control module
Loose or corroded ground connection
Steering column wiring damage

How to Fix the DTC U1712 Alfa-romeo?

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 U1712 Alfa-romeo 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 U1712 Alfa-romeo code?

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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.