AutoCodes – Generic – B2179

B2179 Code - Front Wiper Select Switch 'A' Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Front Wiper Select Switch. Common causes include Faulty Front Wiper Select Switch, Front Wiper Select Switch harness is open or shorted, Front Wiper Select Switch 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: B2179 indicates Front Wiper Select Switch 'A' Short To Ground.
Common causes: Common causes include Faulty Front Wiper Select Switch, Front Wiper Select Switch harness is open or shorted, Front Wiper Select Switch 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 5,654

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 Sep 22, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2179 Description

The Body Control Module (BCM) monitors the Front Wiper Select Switch. The BCM sets the OBDII code when the Front Wiper Select Switch is not to factory specifications.

OBDII Code B2179 - Front Wiper Select Switch 'A' Short To Ground - AutoCodes.com — B2179 Code - Front Wiper Select Switch 'A' Short To Ground

What does this mean?

What are the Possible Causes of the DTC B2179?

Faulty Front Wiper Select Switch
Front Wiper Select Switch harness is open or shorted
Front Wiper Select Switch circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B2179?

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 B2179 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 B2179 code?

Need more information on how to fix the B2179 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2179 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2179 Acura — Driver Side Door Key Cylinder Switch LOCK/UNLOCK Signal Error
B2179 Honda — Driver Side Door Key Cylinder Switch LOCK/UNLOCK Signal Error

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 B2179 Code

1. What are the common symptoms of OBDII code B2179 (Front Wiper Select Switch 'A' Short To Ground)?

- The common symptoms include intermittent or non-functional operation of the front wiper system, unexpected wiper movement, or failure to control wiper speed.

2. What are the possible causes of OBDII code B2179?

- The code B2179 is typically caused by a short to ground in the front wiper select switch 'A' circuit, which can be due to damaged wiring, a faulty switch, or a poor electrical connection.

3. How can I diagnose OBDII code B2179?

- Diagnosing code B2179 involves using a digital multimeter to test the continuity and resistance of the front wiper select switch 'A' circuit, inspecting the wiring for damage, and checking the switch for proper operation.

4. Can I still drive my vehicle with OBDII code B2179?

- It is generally safe to drive your vehicle with code B2179, but you may experience issues with the front wiper system. It is recommended to address the problem promptly to ensure proper wiper functionality.

5. How do I repair OBDII code B2179?

- To repair code B2179, you will need to locate and repair the short to ground in the front wiper select switch 'A' circuit. This may involve repairing damaged wiring, replacing the switch, or addressing any loose connections.

6. Will resetting the OBDII code B2179 make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing code B2179 is not addressed, the code is likely to reappear. It is important to diagnose and repair the root cause of the problem.

7. Can a DIY enthusiast fix OBDII code B2179 at home?

- DIY enthusiasts with automotive repair experience and the necessary tools can attempt to fix code B2179 at home. However, if you are unsure about diagnosing or repairing electrical issues, it is recommended to seek professional help.

8. Is OBDII code B2179 specific to a certain vehicle make or model?

- OBDII code B2179 (Front Wiper Select Switch 'A' Short To Ground) can occur in various vehicle makes and models that are equipped with an OBDII system and a front wiper select switch.

9. Are there any preventive maintenance measures to avoid OBDII code B2179?

- Regularly inspecting the front wiper system, checking for any signs of wear or damage, and ensuring proper electrical connections can help prevent issues like code B2179 from occurring.

10. How long does it typically take to repair OBDII code B2179?

- The time needed to repair code B2179 can vary depending on the exact cause of the issue, the accessibility of components, and the individual's repair skills. In general, it may take a few hours to a day to diagnose and fix the problem.