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Engine-Codes – RAM – B2318 RAM

B2318 RAM Code - Wiper On/Off Control Circuit High

Quick Answer

The B2318 RAM code indicates a problem with the wiper on/off control circuit being too high. Common causes include Faulty wiper switch, Short circuit in the wiring, Corrosion or damage to wiper motor. 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
B2318 RAM indicates Wiper On/Off Control Circuit High.
Common causes
Common causes include Faulty wiper switch, Short circuit in the wiring, Corrosion or damage to wiper motor.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code B2318 RAM Description

The B2318 RAM code indicates a problem with the wiper on/off control circuit being too high. This could be caused by a variety of issues within the vehicle's electrical system, specifically related to the control circuit that manages the wiper function. The wiper on/off control circuit is responsible for activating and deactivating the wipers on the vehicle, allowing the driver to control the wiper speed and function.

OBDII Code B2318 RAM - Wiper On/Off Control Circuit High
B2318 RAM Code - Wiper On/Off Control Circuit High

Common Causes of B2318 RAM

  1. Faulty wiper switch
  2. Short circuit in the wiring
  3. Corrosion or damage to wiper motor
  4. Faulty control module
  5. Water or debris causing a malfunction in the system

Symptoms of B2318 RAM

  1. Wipers running continuously even when turned off
  2. Wipers operating at a higher speed than selected
  3. Wipers not responding to control inputs
  4. Erratic wiper behavior
  5. Wipers stopping suddenly in the middle of operation

How to Fix B2318 RAM

  1. Begin by inspecting the wiper switch and control module for any visible damage or signs of wear.
  2. Check the wiring for any shorts or damage, repairing or replacing as necessary.
  3. Test the wiper motor for proper function and replace if needed.
  4. Clear any water or debris from the wiper system that could be causing a malfunction.
  5. Reset the control module and test the wiper system to ensure proper operation.

Cost to Fix B2318 RAM

The cost of repairing a B2318 RAM code can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, you can expect to pay anywhere from $100 to $300 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's best to get a quote from a professional in your area.

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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 B2318 RAM Code

1. What are the common symptoms of OBDII code B2318 RAM (Wiper On/Off Control Circuit High)?

- Common symptoms include erratic wiper operation, wipers not turning off, or wipers not working at all.

2. What can cause the OBDII code B2318 RAM to be triggered?

- The code can be triggered by issues such as a faulty wiper switch, damaged wiring in the wiper circuit, or a malfunctioning wiper motor.

3. How can I diagnose the source of the Wiper On/Off Control Circuit High issue?

- You can start by checking the wiper switch for proper operation, inspecting the wiring for any damage or loose connections, and testing the wiper motor for functionality.

4. Are there any simple repair tips for resolving the Wiper On/Off Control Circuit High problem?

- Try cleaning the wiper switch contacts, repairing any damaged wiring, or replacing the wiper motor if necessary to resolve the issue.

5. Can extreme weather conditions contribute to the B2318 RAM code being set?

- Yes, extreme weather conditions such as heavy rain, snow, or ice can sometimes cause wiper-related issues leading to the code being triggered.

6. Is it safe to continue driving with the OBDII code B2318 RAM active?

- It is not recommended to drive with this code active, as malfunctioning wipers can compromise visibility and pose a safety risk on the road.

7. Will resetting the OBDII code B2318 RAM clear the underlying issue with the wiper control circuit?

- Resetting the code may temporarily turn off the warning light, but it will not fix the root cause of the problem with the wiper control circuit.

8. How long does it typically take to repair the Wiper On/Off Control Circuit High issue?

- The repair time can vary depending on the exact cause of the problem, but it may take anywhere from 30 minutes to a few hours to diagnose and fix the issue.

9. Can I attempt to fix the Wiper On/Off Control Circuit High problem myself, or should I seek professional help?

- If you have experience with automotive electrical systems, you can attempt to diagnose and fix the issue yourself. Otherwise, it is recommended to seek professional help.

10. Are there any preventive measures I can take to avoid encountering the OBDII code B2318 RAM in the future?

- Regularly inspecting and maintaining the wiper system, keeping the windshield clean, and avoiding putting excessive strain on the wipers can help prevent this issue from occurring.

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