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Engine-Codes – RAM – B2343 RAM

B2343 RAM Code - Front/Rear Washer Motor Control Circuit High

Quick Answer

The B2343 diagnostic trouble code (DTC) indicates a problem with the front or rear washer motor control circuit being too high. Common causes include Faulty wiring in the washer motor control circuit, Malfunctioning washer motor, Defective washer motor control module. 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
B2343 RAM indicates Front/Rear Washer Motor Control Circuit High.
Common causes
Common causes include Faulty wiring in the washer motor control circuit, Malfunctioning washer motor, Defective washer motor control module.
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 30, 2024
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Code B2343 RAM Description

The B2343 diagnostic trouble code (DTC) indicates a problem with the front or rear washer motor control circuit being too high. This code is typically found in vehicles equipped with automatic windshield washer systems. The washer motor control circuit is responsible for activating the washer pump to spray windshield washer fluid onto the windshield or rear window. When the control circuit detects a high voltage, it means that there is an issue with the electrical system that controls the washer motor.

OBDII Code B2343 RAM - Front/Rear Washer Motor Control Circuit High
B2343 RAM Code - Front/Rear Washer Motor Control Circuit High

Common Causes of B2343 RAM

  1. Faulty wiring in the washer motor control circuit.
  2. Malfunctioning washer motor.
  3. Defective washer motor control module.
  4. Electrical issues in the vehicle's system.
  5. Corrosion or damage to the washer motor components.

Symptoms of B2343 RAM

  1. Windshield washer fluid not spraying onto the windshield.
  2. Unusual noise coming from the washer motor.
  3. Washer fluid leaking from the motor area.
  4. Windshield wipers not clearing the windshield effectively due to lack of washer fluid.
  5. Dashboard warning light indicating a washer system malfunction.

How to Fix B2343 RAM

  1. Begin by inspecting the wiring and connections in the washer motor control circuit for any signs of damage or corrosion.
  2. Test the washer motor to determine if it is functioning correctly or needs to be replaced.
  3. Check the washer motor control module for any faults and replace if necessary.
  4. Clear any debris or obstructions in the washer motor area that may be affecting its performance.
  5. Reset the vehicle's onboard computer system to clear the DTC and test the washer system to ensure proper functionality.

Cost to Fix B2343 RAM

The typical repair costs for addressing a B2343 DTC can vary depending on the specific cause of the issue and the vehicle's make and model. In general, the cost of parts for this repair can range from $50 to $200, while labor costs can range from $100 to $300. It is important to note that diagnosis time and labor rates at auto repair shops can vary, so it is advisable to check local rates for a more accurate estimate.

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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 B2343 RAM Code

1. What does the OBDII code B2343 mean on a RAM vehicle?

B2343 indicates a high voltage issue in the front/rear washer motor control circuit, meaning the electrical signal is outside the expected range.

2. What are the common symptoms of the B2343 code?

Symptoms may include the windshield washer system not functioning, washer motor running continuously, or a blown fuse.

3. What causes the B2343 code to appear?

Common causes include a faulty washer motor, damaged wiring or connectors in the washer circuit, a malfunctioning washer switch, or an issue with the Body Control Module (BCM).

4. Can I still drive my vehicle with the B2343 code?

Yes, the vehicle can still be driven, but the windshield washer system may not work, potentially affecting visibility in adverse weather.

5. How do I diagnose the B2343 code?

Start by inspecting the washer motor, wiring, and connectors for damage or corrosion. Use a multimeter to check for high voltage or continuity issues in the circuit.

6. How do I fix the B2343 code on my RAM?

Repairs may involve replacing a faulty washer motor, repairing damaged wiring, cleaning corroded connectors, or replacing a defective washer switch.

7. Can a blown fuse cause the B2343 code?

Yes, a blown fuse in the washer motor circuit can disrupt power flow and cause the code to register.

8. Does the B2343 code require reprogramming the BCM?

Typically, no. The BCM usually does not require reprogramming unless it is determined to be defective and replaced.

9. How much does it cost to fix the B2343 code?

Repair costs vary depending on the cause but may range from $50 for minor wiring repairs to $300 or more for a new washer motor or BCM.

10. Will clearing the code with a scan tool fix the problem?

Clearing the code will remove it temporarily, but if the underlying issue is not resolved, the code will likely return.

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