AutoCodes – Dodge – B212C Dodge

B212C Dodge Code - Ignition Run/Start Input Circuit Open

Quick Answer

The Occupant Classification Module (OCM) monitors the Ignition Run/Start Input Circuit. 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: B212C Dodge indicates Ignition Run/Start Input Circuit Open.
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 9,499

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 B212C Dodge 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 Ignition Switch Output (Run-Start) circuit drops below 6.0 volts.

OBDII Code B212C Dodge - Ignition Run/Start Input Circuit Open - AutoCodes.com — B212C Dodge Code - Ignition Run/Start Input Circuit Open

What does this mean?

What are the Possible Causes of the DTC B212C Dodge?

Faulty Ignition Switch
Ignition Switch harness is open or shorted
Ignition Switch circuit poor electrical connection
Faulty Occupant Classification Module (OCM)
Faulty Occupant Restraint Controller (ORC)

How to Fix the DTC B212C 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 B212C 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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Need more information on how to fix the B212C Dodge code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B212C Dodge 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 B212C Dodge Code

1. What are the common symptoms of OBDII code B212C in a Dodge related to the Ignition Run/Start Input Circuit Open?

- Common symptoms include the engine not starting, the engine stalling while driving, and the inability to turn the ignition key.

2. What are some possible causes of the Ignition Run/Start Input Circuit Open code B212C in a Dodge?

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

3. How can I diagnose the Ignition Run/Start Input Circuit Open code B212C in my Dodge?

- You can diagnose this issue by checking the ignition switch for proper functionality, inspecting the wiring for any damage or loose connections, and using a multimeter to test for continuity in the circuit.

4. Can a DIY enthusiast repair the Ignition Run/Start Input Circuit Open issue causing OBDII code B212C in a Dodge?

- While some basic troubleshooting like checking connections and fuses can be done by a DIY enthusiast, diagnosing and repairing more complex issues may require professional help.

5. Is it safe to continue driving my Dodge with the B212C OBDII code indicating an Ignition Run/Start Input Circuit Open problem?

- It is not recommended to continue driving your Dodge with this issue, as it can lead to unexpected stalling or complete engine failure, posing a safety risk.

6. Are there any quick tips to try before seeking professional help for the B212C code in my Dodge?

- You can try checking and tightening the battery connections, inspecting the ignition switch for any visible damage, and ensuring the key is turning smoothly in the ignition cylinder.

7. How much does it typically cost to repair the Ignition Run/Start Input Circuit Open issue causing OBDII code B212C in a Dodge?

- The cost of repairing this issue can vary depending on the exact cause of the problem, but it may range from $100 for simple fixes like replacing a fuse to several hundred dollars for more extensive repairs.

8. Will resetting the OBDII code B212C in my Dodge make the problem go away permanently?

- Resetting the code may temporarily clear the warning light, but if the underlying issue causing the Ignition Run/Start Input Circuit Open is not addressed, the code is likely to reappear.

9. Can extreme weather conditions affect the occurrence of the B212C code in a Dodge?

- Yes, extreme temperatures can sometimes cause electrical components to malfunction, potentially leading to issues like the Ignition Run/Start Input Circuit Open code.

10. How long does it typically take to diagnose and repair the Ignition Run/Start Input Circuit Open problem indicated by OBDII code B212C in a Dodge?

- The time needed for diagnosis and repair can vary based on the complexity of the issue. Simple fixes may take a few hours, while more involved repairs could require a day or more at a repair shop.