AutoCodes – Chrysler – B212D Chrysler

B212D Chrysler Code - Ignition Run Only Input Circuit Open

Quick Answer

The Occupant Classification Module (OCM) monitors the Ignition Run/Start Input Circuit. Common causes include Faulty Run Relay, Run Relay harness is open or shorted, Run Relay 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: B212D Chrysler indicates Ignition Run Only Input Circuit Open.
Common causes: Common causes include Faulty Run Relay, Run Relay harness is open or shorted, Run Relay 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 11,698

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 19, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B212D Chrysler Description

The Occupant Classification Module (OCM) monitors the Ignition Run/Start Input Circuit. The OCM sets the OBDII codes if the voltage on the Fused Run Relay Output circuit drops below 6.0 volts.

OBDII Code B212D Chrysler - Ignition Run Only Input Circuit Open - AutoCodes.com — B212D Chrysler Code - Ignition Run Only Input Circuit Open

What does this mean?

What are the Possible Causes of the DTC B212D Chrysler?

Faulty Run Relay
Run Relay harness is open or shorted
Run Relay circuit poor electrical connection
Faulty Occupant Classification Module (OCM)

How to Fix the DTC B212D Chrysler?

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 B212D Chrysler 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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Need more information on how to fix the B212D Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B212D Chrysler 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 B212D Chrysler Code

1. What are common symptoms of the OBDII code B212D in a Chrysler vehicle?

- Common symptoms include the engine stalling, difficulty starting the vehicle, and the check engine light illuminating on the dashboard.

2. What does the OBDII code B212D Chrysler indicate?

- The code B212D indicates an issue with the Ignition Run Only Input Circuit being open, which can disrupt the ignition system's operation.

3. What are possible causes of the Ignition Run Only Input Circuit Open code in a Chrysler vehicle?

- Possible causes include a faulty ignition switch, damaged wiring or connectors in the ignition circuit, or a malfunctioning ignition system component.

4. How can I diagnose the cause of the B212D code in my Chrysler car?

- To diagnose the issue, you can use an OBDII scanner to retrieve the code, visually inspect the ignition system wiring and connectors, and test the ignition switch for proper functionality.

5. Is it safe to continue driving my Chrysler with the B212D fault code?

- It is not recommended to drive your vehicle with the B212D code present, as it can lead to potential issues with starting the engine or cause the engine to stall unexpectedly.

6. Can I repair the Ignition Run Only Input Circuit Open issue in my Chrysler vehicle myself?

- Depending on your level of expertise, you may be able to repair the issue yourself by replacing the faulty ignition switch, repairing damaged wiring, or addressing any connector issues.

7. Will resetting the check engine light resolve the B212D code in my Chrysler?

- Resetting the check engine light may temporarily clear the code, but it will not fix the underlying issue causing the Ignition Run Only Input Circuit Open fault.

8. What are some tips for preventing the B212D code from reoccurring in my Chrysler?

- Regularly inspecting and maintaining the ignition system components, ensuring proper wiring connections, and addressing any electrical issues promptly can help prevent the B212D code from reappearing.

9. How much does it typically cost to repair the B212D code in a Chrysler vehicle?

- The cost of repairing the B212D code can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.

10. Can the B212D code in a Chrysler vehicle affect other systems or components?

- While the B212D code primarily relates to the Ignition Run Only Input Circuit, unresolved issues can potentially impact other systems, such as the fuel delivery system or engine control module.