AutoCodesGeneric – B177F

B177F Code - 5th Bow Striker Sensor

Quick Answer

The Soft Top Control Unit sets the OBDII code when the 5th Bow Striker Sensor circuit is open, short to ground or short to power. Common causes include Faulty 5th Bow Striker Sensor, 5th Bow Striker Sensor harness is open or shorted, 5th Bow Striker 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
B177F indicates 5th Bow Striker Sensor.
Common causes
Common causes include Faulty 5th Bow Striker Sensor, 5th Bow Striker Sensor harness is open or shorted, 5th Bow Striker 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.
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Code Popularity 1,566
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 16, 2022
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Code B177F Description

The Soft Top Control Unit sets the OBDII code when the 5th Bow Striker Sensor circuit is open, short to ground or short to power.
OBDII Code B177F - 5th Bow Striker Sensor - AutoCodes.com
B177F Code - 5th Bow Striker Sensor

What are the Possible Causes of the DTC B177F?

  • Faulty 5th Bow Striker Sensor
  • 5th Bow Striker Sensor harness is open or shorted
  • 5th Bow Striker Sensor circuit poor electrical connection
  • Faulty Soft Top Control Unit

How to Fix the DTC B177F?

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 B177F 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 B177F code?

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Need Help with the Code?

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Information for Specific Makes

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 B177F Code

1. What does OBDII code B177F mean?

B177F refers to an issue with the 5th Bow Striker Sensor, typically found in convertible vehicles to monitor the position or alignment of the 5th bow in the convertible roof system.

2. What are the common symptoms of code B177F?

Common symptoms include the convertible top not opening or closing properly, warning lights on the dashboard, or unusual noises from the convertible roof mechanism.

3. What causes the B177F code to appear?

This code can be triggered by a faulty 5th Bow Striker Sensor, damaged wiring, a loose connection, or a malfunction in the convertible roof control module.

4. How can I diagnose the B177F code?

Diagnose by using an OBDII scanner to confirm the code, inspecting the sensor for damage, checking the wiring and connectors for faults, and testing the convertible roof system for proper operation.

5. Can a damaged sensor trigger code B177F?

Yes, a damaged or malfunctioning 5th Bow Striker Sensor is a primary cause of this code.

6. Is it safe to drive with a B177F code?

While it won’t typically affect driving, the convertible roof may not function correctly, which can be inconvenient or cause further damage if ignored.

7. How do I fix the B177F code?

Repairs may include replacing the 5th Bow Striker Sensor, repairing or replacing damaged wiring, or recalibrating the convertible roof system.

8. How much does it cost to repair the B177F code?

The cost depends on the issue but can range from $100–$300 for sensor replacement, plus labor, or more for extensive wiring repairs.

9. Can I fix the B177F code myself?

If you have experience with automotive repairs, you can inspect and replace the sensor or wiring. However, complex issues may require professional assistance.

10. Does resetting the code solve the problem permanently?

No, resetting the code without addressing the underlying issue will only clear the warning temporarily, and the code will likely return.

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