AutoCodes – Saturn – B1446 Saturn

B1446 Saturn Code - Replace Backup Power Source

Quick Answer

The Back-up Battery (BUB) provides voltage to the Communication Interface Module (CIM), to be able to successfully place a call in the event of a main battery disconnect during a collision event. Common causes include Faulty Communication Interface Module (CIM), Communication Interface Module (CIM) harness is open or shorted, Communication Interface Module (CIM) 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: B1446 Saturn indicates Replace Backup Power Source.
Common causes: Common causes include Faulty Communication Interface Module (CIM), Communication Interface Module (CIM) harness is open or shorted, Communication Interface Module (CIM) 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 940

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 Apr 10, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1446 Saturn Description

OBDII Code B1446 Saturn - Replace Backup Power Source - AutoCodes.com — B1446 Saturn Code - Replace Backup Power Source

What does this mean?

What are the Possible Causes of the DTC B1446 Saturn?

Faulty Communication Interface Module (CIM)
Communication Interface Module (CIM) harness is open or shorted
Communication Interface Module (CIM) circuit poor electrical connection

How to Fix the DTC B1446 Saturn?

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 B1446 Saturn 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 B1446 Saturn code?

Need more information on how to fix the B1446 Saturn code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1446 Saturn code diagnosed by a professional: Find a repair shop in your area

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 B1446 Saturn Code

1. What are the common symptoms of OBDII code B1446 in a Saturn?

The common symptoms of OBDII code B1446 in a Saturn include issues with the airbag system, such as the airbag warning light staying illuminated.

2. What does OBDII code B1446 in a Saturn indicate?

OBDII code B1446 in a Saturn indicates a problem with the backup power source for the airbag system.

3. What are the possible causes of OBDII code B1446 in a Saturn?

Possible causes of OBDII code B1446 in a Saturn include a faulty backup power source, wiring issues, or a malfunctioning airbag control module.

4. How can I diagnose OBDII code B1446 in my Saturn?

Diagnosing OBDII code B1446 in a Saturn typically involves using a diagnostic scanner to retrieve the code, checking the wiring and connections related to the backup power source, and testing the airbag system components.

5. Can I continue driving my Saturn with OBDII code B1446?

It is not recommended to drive your Saturn with OBDII code B1446 present, as it indicates a potential issue with the airbag system that could affect its functionality in the event of a collision.

6. How do I repair OBDII code B1446 in my Saturn?

To repair OBDII code B1446 in a Saturn, you will likely need to replace the backup power source for the airbag system, repair any damaged wiring or connections, and clear the code with a diagnostic scanner.

7. Is it safe to reset OBDII code B1446 in my Saturn without fixing the issue?

It is not safe to simply reset OBDII code B1446 in your Saturn without addressing the underlying problem, as it could compromise the effectiveness of the airbag system in the event of an accident.

8. How much does it cost to replace the backup power source for the airbag system in a Saturn?

The cost of replacing the backup power source for the airbag system in a Saturn can vary depending on the specific model and the labor rates of the repair shop, but it is typically an affordable repair.

9. Can I replace the backup power source for the airbag system in my Saturn myself?

Replacing the backup power source for the airbag system in a Saturn may require specialized tools and knowledge, so it is recommended to have the repair done by a qualified mechanic to ensure proper installation and functionality.

10. How long does it take to repair OBDII code B1446 in a Saturn?

The time it takes to repair OBDII code B1446 in a Saturn can vary depending on the extent of the issue and the availability of parts, but it is typically a relatively quick repair that can be done in a few hours.