AutoCodes – Chrysler – B212C Chrysler

B212C Chrysler 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 Chrysler 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 7,013

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

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

What does this mean?

What are the Possible Causes of the DTC B212C Chrysler?

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 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 B212C 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.

Need more information about the B212C Chrysler code?

Need more information on how to fix the B212C Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B212C 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 B212C Chrysler Code

1. What are the common symptoms of OBDII code B212C in a Chrysler vehicle?

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

2. What causes the Ignition Run/Start Input Circuit Open code (B212C) in a Chrysler?

- The code B212C in a Chrysler is typically caused by a faulty ignition switch, damaged wiring in the ignition system, or a malfunctioning ignition lock cylinder.

3. How can I diagnose the Ignition Run/Start Input Circuit Open issue in my Chrysler?

- To diagnose the issue, you can use an OBDII scanner to read the specific trouble code (B212C), visually inspect the ignition system for any visible damage, and test the ignition switch for proper functionality.

4. Can a DIY enthusiast repair the B212C code in a Chrysler?

- While some simple repairs like checking and replacing fuses, and inspecting wiring connections can be done by DIY enthusiasts, diagnosing and repairing complex issues with the ignition system may require professional assistance.

5. How can I fix the Ignition Run/Start Input Circuit Open code in my Chrysler?

- Fixing the B212C code usually involves repairing or replacing the faulty ignition switch, repairing damaged wiring, or replacing the ignition lock cylinder. It's recommended to consult a qualified mechanic for a proper diagnosis and repair.

6. Is it safe to drive my Chrysler with the B212C code present?

- It's not recommended to drive your Chrysler with the B212C code active, as it can lead to potential safety hazards such as the engine stalling unexpectedly while driving. Have the issue diagnosed and repaired as soon as possible.

7. Will resetting the OBDII code B212C make it go away permanently?

- Resetting the OBDII code B212C may temporarily clear the code, but if the underlying issue with the ignition system is not addressed, the code is likely to reappear. It's important to diagnose and repair the root cause of the problem.

8. How much does it typically cost to repair the B212C code in a Chrysler?

- The cost of repairing the B212C code in a Chrysler can vary depending on the specific cause of the issue, the extent of the damage, and labor costs. It's advisable to obtain a few quotes from reputable mechanics to get an accurate estimate.

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

- Extreme weather conditions, such as extreme cold or heat, can put additional stress on the ignition system components, potentially leading to issues like the B212C code. Proper maintenance and care can help mitigate the impact of weather on the vehicle.

10. Are there any preventive measures to avoid the B212C code in a Chrysler?

- Regular maintenance of the ignition system, including checking for loose connections, replacing worn-out components, and keeping the system clean, can help prevent issues like the B212C code from occurring.