AutoCodes – Dodge – B2185 Dodge

B2185 Dodge Code - Ignition Unlock Run/Start Control Circuit High

Quick Answer

The Front Control Module will set this Diagnostic Trouble Code (DTC) within 2 seconds if the ignition unlock run/start circuit voltage is not what the expected value should be. Common causes include Faulty Ignition Switch, Ignition Switch harness is open or shorted, Ignition 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: B2185 Dodge indicates Ignition Unlock Run/Start Control Circuit High.
Common causes: Common causes include Faulty Ignition Switch, Ignition Switch harness is open or shorted, Ignition 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 1,233

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 25, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2185 Dodge Description

The Front Control Module will set this Diagnostic Trouble Code (DTC) within 2 seconds if the ignition unlock run/start circuit voltage is not what the expected value should be.

OBDII Code B2185 Dodge - Ignition Unlock Run/Start Control Circuit High - AutoCodes.com — B2185 Dodge Code - Ignition Unlock Run/Start Control Circuit High

What does this mean?

What are the Possible Causes of the DTC B2185 Dodge?

Faulty Ignition Switch
Ignition Switch harness is open or shorted
Ignition Switch circuit poor electrical connection
Faulty Front Control Module

How to Fix the DTC B2185 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 B2185 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 B2185 Dodge Code

1. What are the common symptoms of OBDII code B2185 in a Dodge vehicle?

- Common symptoms include difficulty starting the vehicle, the engine not turning over, and possibly the ignition system malfunctioning.

2. What are some possible causes of the Ignition Unlock Run/Start Control Circuit High code in a Dodge?

- Possible causes include a faulty ignition switch, damaged wiring in the ignition system, or a malfunctioning ignition lock cylinder.

3. How can I diagnose the source of the B2185 code in my Dodge?

- To diagnose the issue, you can use an OBDII scanner to read the code, inspect the ignition system for any visible damage, and test the ignition switch for proper functionality.

4. Can I still drive my Dodge with the B2185 code present?

- It is not recommended to drive your vehicle with the B2185 code as it may lead to starting issues or potential safety hazards. It is best to address the issue promptly.

5. Is it possible to repair the Ignition Unlock Run/Start Control Circuit High issue in my Dodge at home?

- Depending on the cause, you may be able to repair the issue at home by replacing the faulty ignition switch or repairing damaged wiring. However, complex issues may require professional assistance.

6. Will resetting the OBDII code B2185 clear the issue in my Dodge?

- Resetting the code may temporarily clear the issue, but if the underlying problem is not addressed, the code is likely to reappear. It is essential to diagnose and fix the root cause.

7. How much does it typically cost to repair the B2185 code in a Dodge?

- The cost of repair can vary depending on the exact cause of the issue and whether you choose to address it yourself or seek professional help. Costs may range from a few hundred to a thousand dollars.

8. Are there any preventive measures to avoid encountering the B2185 code in my Dodge?

- Regular maintenance of the ignition system, including checking for loose connections and ensuring proper wiring integrity, can help prevent issues leading to the B2185 code.

9. Can a faulty ignition lock cylinder trigger the B2185 code in a Dodge?

- Yes, a malfunctioning ignition lock cylinder can disrupt the ignition system's operation, leading to the B2185 code. It is advisable to inspect and replace the lock cylinder if necessary.

10. How urgent is it to address the B2185 code in my Dodge?

- It is essential to address the B2185 code promptly to avoid potential starting problems or safety issues while driving. Ignoring the code can lead to further damage and inconvenience.