AutoCodes – Honda – B1177 Honda

B1177 Honda 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 Honda 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 25,121

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 Honda 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 Honda - Abnormal Battery Voltage - AutoCodes.com — B1177 Honda Code - Abnormal Battery Voltage

What does this mean?

What are the Possible Causes of the DTC B1177 Honda?

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 Honda?

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 Honda 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 Honda code?

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

Need Help with the Code?

Get the B1177 Honda 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 Honda Code

1. What are the common symptoms of OBDII code B1177 in a Honda related to abnormal battery voltage?

- Common symptoms include issues with starting the vehicle, dimming or flickering lights, and intermittent electrical problems.

2. What are some possible causes of OBDII code B1177 in a Honda indicating abnormal battery voltage?

- Possible causes include a weak or failing battery, faulty alternator, loose or corroded battery connections, or a malfunctioning voltage regulator.

3. How can I diagnose the underlying issue causing OBDII code B1177 in my Honda related to abnormal battery voltage?

- Use a multimeter to test the battery voltage, check the alternator output, inspect the battery terminals for corrosion, and assess the condition of the alternator belt.

4. What steps can I take to repair OBDII code B1177 in a Honda due to abnormal battery voltage?

- Repair options may include replacing the battery, alternator, voltage regulator, or repairing any damaged wiring or connections.

5. Can a bad alternator cause OBDII code B1177 in a Honda related to abnormal battery voltage?

- Yes, a failing alternator can lead to abnormal battery voltage, triggering the OBDII code B1177 in a Honda.

6. Why is it important to address OBDII code B1177 in a Honda indicating abnormal battery voltage promptly?

- Ignoring this issue can lead to further electrical problems, potential damage to the vehicle's electrical system, and the risk of being stranded due to a dead battery.

7. Are there any temporary solutions if I encounter OBDII code B1177 in my Honda due to abnormal battery voltage?

- While temporary solutions like jump-starting the vehicle may work, it's crucial to address the root cause promptly to prevent further issues.

8. Can a loose battery connection trigger OBDII code B1177 in a Honda related to abnormal battery voltage?

- Yes, loose or corroded battery connections can disrupt the electrical system and cause abnormal battery voltage, leading to the OBDII code B1177 in a Honda.

9. How can I prevent OBDII code B1177 from reoccurring in my Honda after repairing the issue with abnormal battery voltage?

- Regularly checking and maintaining the battery, alternator, and electrical connections can help prevent the reoccurrence of OBDII code B1177 related to abnormal battery voltage.

10. Is it safe to continue driving my Honda with OBDII code B1177 indicating abnormal battery voltage?

- It is not recommended to drive the vehicle with this issue as it can lead to potential safety hazards and further damage to the vehicle's electrical components.