AutoCodes – Acura – B1177 Acura

B1177 Acura Code - Abnormal Battery Voltage

Quick Answer

The Gauge Control Module monitors the Battery Voltage. Common causes include Faulty or low charged battery, Faulty Alternator, Battery harness is open or shorted. 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: B1177 Acura indicates Abnormal Battery Voltage.
Common causes: Common causes include Faulty or low charged battery, Faulty Alternator, Battery harness is open or shorted.
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 6,250

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1177 Acura Description

The Gauge Control Module monitors the Battery Voltage. The Gauge Control Module sets the OBDII code when the Battery Voltage is not to factory specifications.

OBDII Code B1177 Acura - Abnormal Battery Voltage - AutoCodes.com — B1177 Acura Code - Abnormal Battery Voltage

What does this mean?

What are the Possible Causes of the DTC B1177 Acura?

Faulty or low charged battery
Faulty Alternator
Battery harness is open or shorted
Battery circuit poor electrical connection
Faulty Gauge Control Module

How to Fix the DTC B1177 Acura?

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 B1177 Acura 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 B1177 Acura code?

Need more information on how to fix the B1177 Acura code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1177 Acura 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 B1177 Acura Code

1. What are common symptoms of OBDII code B1177 in Acura vehicles?

The common symptoms of OBDII code B1177 in Acura vehicles include issues with starting the car, dimming or flickering lights, and electrical system malfunctions.

2. What are the possible causes of OBDII code B1177 in an Acura?

Possible causes of OBDII code B1177 in an Acura include a failing battery, a faulty alternator, loose or corroded battery connections, or a problem with the charging system.

3. How can I diagnose the cause of OBDII code B1177 in my Acura?

To diagnose the cause of OBDII code B1177 in your Acura, you can start by checking the battery voltage with a multimeter, inspecting the alternator for proper functioning, and examining the battery connections for any corrosion or looseness.

4. Can a bad battery cause OBDII code B1177 in an Acura?

Yes, a bad or failing battery can cause OBDII code B1177 in an Acura due to abnormal voltage readings detected by the onboard diagnostic system.

5. What are some repair tips for fixing OBDII code B1177 in an Acura?

Repair tips for fixing OBDII code B1177 in an Acura include replacing a failing battery with a new one, repairing or replacing a faulty alternator, cleaning or tightening battery connections, and ensuring proper charging system operation.

6. Is it safe to continue driving my Acura with OBDII code B1177?

It is not recommended to continue driving your Acura with OBDII code B1177, as it indicates a potential issue with the battery or charging system that can lead to electrical failures or starting problems.

7. How much does it typically cost to repair OBDII code B1177 in an Acura?

The cost to repair OBDII code B1177 in an Acura can vary depending on the underlying cause, but it may range from a simple battery replacement to a more involved alternator repair, with costs typically starting at around $100 and going up from there.

8. Can I reset OBDII code B1177 in my Acura by disconnecting the battery?

While disconnecting the battery may temporarily clear the code, it is recommended to address the underlying issue causing OBDII code B1177 in your Acura to prevent future problems.

9. Will OBDII code B1177 cause my Acura to fail an emissions test?

OBDII code B1177 related to abnormal battery voltage may not directly cause your Acura to fail an emissions test, but it is important to address the issue promptly to ensure proper vehicle operation and prevent further complications.

10. How often should I check my Acura's battery and charging system to prevent OBDII code B1177?

It is recommended to have your Acura's battery and charging system checked regularly, at least once a year or whenever you notice any symptoms of battery or electrical system problems, to prevent issues that can trigger OBDII code B1177.