AutoCodesDodge – B2321 Dodge

B2321 Dodge Code - Front/Rear Washer Motor Control Circuit Open

Quick Answer

The Front Control Module (FCM) monitors the Front/Rear Washer Motor Control Circuit. Common causes include Faulty Washer Pump Motor, Washer Pump Motor harness is open or shorted, Washer Pump 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
B2321 Dodge indicates Front/Rear Washer Motor Control Circuit Open.
Common causes
Common causes include Faulty Washer Pump Motor, Washer Pump Motor harness is open or shorted, Washer Pump 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 704
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 08, 2019
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Code B2321 Dodge Description

The Front Control Module (FCM) monitors the Front/Rear Washer Motor Control Circuit. The Diagnostic Trouble Code (DTC) sets when the FCM detects an open condition.
OBDII Code B2321 Dodge - Front/Rear Washer Motor Control Circuit Open - AutoCodes.com
B2321 Dodge Code - Front/Rear Washer Motor Control Circuit Open

What are the Possible Causes of the DTC B2321 Dodge?

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

How to Fix the DTC B2321 Dodge?

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 B2321 Dodge 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.

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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 B2321 Dodge Code

1. What does the OBDII code B2321 mean on a Dodge vehicle?

B2321 indicates an issue with the Front/Rear Washer Motor Control Circuit, typically meaning there is an open circuit preventing the washer motor from functioning properly.

2. What are the common symptoms of the B2321 code?

Symptoms include the windshield washer system not spraying fluid, the washer motor not making any noise, and potentially an illuminated check engine or related warning light.

3. What causes the B2321 code to appear on a Dodge?

Common causes include a damaged washer motor, corroded or loose electrical connections, a blown fuse, or a break in the wiring of the control circuit.

4. Can I still drive my Dodge vehicle with the B2321 code?

Yes, but the windshield washer system will not work, which could impair visibility in adverse weather conditions and compromise safety.

5. How do I diagnose the B2321 code?

Start by checking the washer motor fuse, inspecting the wiring and connectors for damage or corrosion, and testing the washer motor for functionality using a multimeter.

6. What is the most common fix for the B2321 code?

The most common repair is replacing the damaged washer motor or repairing faulty wiring within the washer motor control circuit.

7. Can a faulty switch cause the B2321 code?

Yes, a defective washer control switch can prevent proper circuit operation and trigger the B2321 code.

8. How much does it cost to repair the B2321 code?

Repair costs can vary from $50 to $200 depending on whether the issue requires replacing the washer motor, repairing wiring, or fixing a related electrical component.

9. Will clearing the B2321 code fix the problem?

Clearing the code will not resolve the issue unless the underlying cause is addressed, such as repairing the open circuit or replacing faulty components.

10. Can I fix the B2321 code myself?

Yes, if you’re comfortable with basic electrical diagnostics, you can inspect wiring, test the washer motor, and replace components as needed. Otherwise, consult a professional mechanic.

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