AutoCodes – Chevrolet – B3708 Chevrolet

B3708 Chevrolet Code - Front Washer Motor Input High

Quick Answer

The Body Control Module (BCM) monitors the windshield washer pump control circuit. Common causes include Faulty Front Washer Motor, Front Washer Motor harness is open or shorted, Front Washer Motor 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
B3708 Chevrolet indicates Front Washer Motor Input High.
Common causes
Common causes include Faulty Front Washer Motor, Front Washer Motor harness is open or shorted, Front Washer Motor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 471
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 13, 2020
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Code B3708 Chevrolet Description

The Body Control Module (BCM) monitors the windshield washer pump control circuit. When a front windshield wash is requested for more than 2 minutes, the BCM will turn OFF the windshield washer pump if the front wiper is NOT requested by the wiper switch.
Battery voltage for the windshield washer pump is supplied through the FRT WIPER 25 A fuse and windshield wiper washer switch. Grounding for the windshield washer pump is through the OFF position of the rear washer switch, when equipped. The Diagnostic Trouble Code (DTC) sets when the front windshield washer pump control circuit is shorted to battery voltage for 2 minutes.
OBDII Code B3708 Chevrolet - Front Washer Motor Input High - AutoCodes.com
B3708 Chevrolet Code - Front Washer Motor Input High

What are the Possible Causes of the DTC B3708 Chevrolet?

  • Faulty Front Washer Motor
  • Front Washer Motor harness is open or shorted
  • Front Washer Motor circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B3708 Chevrolet?

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 B3708 Chevrolet 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 B3708 Chevrolet code?

Need more information on how to fix the B3708 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B3708 Chevrolet 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 B3708 Chevrolet Code

1. What are common symptoms of OBDII code B3708 in a Chevrolet indicating Front Washer Motor Input High?

- Common symptoms include the windshield washer system malfunctioning, the front washer motor running continuously, or the washer fluid not spraying correctly.

2. What are the possible causes of OBDII code B3708 in a Chevrolet related to Front Washer Motor Input High?

- Possible causes can include a faulty front washer motor, a short circuit in the washer motor circuit, or a malfunctioning washer motor control module.

3. How can I diagnose the issue causing OBDII code B3708 in a Chevrolet for Front Washer Motor Input High?

- Diagnose the issue by checking the front washer motor for proper operation, inspecting the wiring and connectors for damage, and testing the washer motor control module.

4. Can extreme weather conditions contribute to triggering OBDII code B3708 in a Chevrolet for Front Washer Motor Input High?

- Yes, extreme cold temperatures can sometimes cause the washer fluid to freeze, leading to increased load on the front washer motor and potentially triggering the code.

5. What steps can be taken to repair OBDII code B3708 in a Chevrolet associated with Front Washer Motor Input High?

- Repair steps may include replacing the front washer motor, repairing any damaged wiring or connectors, or reprogramming the washer motor control module.

6. Is it safe to continue driving a Chevrolet with OBDII code B3708 for Front Washer Motor Input High?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper windshield washer functionality.

7. Can a DIY enthusiast with some automotive experience fix OBDII code B3708 related to Front Washer Motor Input High in a Chevrolet?

- Depending on the specific cause, a DIY enthusiast may be able to resolve the issue by replacing the front washer motor or checking and repairing wiring connections.

8. Are there any preventive maintenance tips to avoid encountering OBDII code B3708 in a Chevrolet due to Front Washer Motor Input High?

- Regularly inspecting the windshield washer system, ensuring proper fluid levels, and using winter-grade washer fluid in cold weather can help prevent issues that trigger this code.

9. Will resetting the OBDII system clear the B3708 code related to Front Washer Motor Input High in a Chevrolet?

- Resetting the OBDII system may temporarily clear the code, but it is important to address the underlying issue causing the code to prevent it from reoccurring.

10. Can a disconnected or malfunctioning windshield washer fluid level sensor contribute to triggering OBDII code B3708 in a Chevrolet for Front Washer Motor Input High?

- Yes, a disconnected or faulty washer fluid level sensor can sometimes lead to the front washer motor running continuously, potentially causing the code to set.

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