AutoCodes – Generic – B212E

B212E Code - Ignition Run/Acc Control-Circuit Short To Battery Or Open

Quick Answer

When the Body Control Module (BCM) detects greater than 1.5 volts on the Run/Acc Relay Control circuit for greater than 1.28 seconds. Common causes include Faulty Run/Acc Relay, Run/Acc Relay harness is open or shorted, Run/Acc 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: B212E indicates Ignition Run/Acc Control-Circuit Short To Battery Or Open.
Common causes: Common causes include Faulty Run/Acc Relay, Run/Acc Relay harness is open or shorted, Run/Acc 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 2,910

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 B212E Description

When the Body Control Module (BCM) detects greater than 1.5 volts on the Run/Acc Relay Control circuit for greater than 1.28 seconds.

OBDII Code B212E - Ignition Run/Acc Control-Circuit Short To Battery Or Open - AutoCodes.com — B212E Code - Ignition Run/Acc Control-Circuit Short To Battery Or Open

What does this mean?

What are the Possible Causes of the DTC B212E?

Faulty Run/Acc Relay
Run/Acc Relay harness is open or shorted
Run/Acc Relay circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B212E?

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 B212E 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 B212E code?

Need more information on how to fix the B212E code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B212E code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B212E Chrysler — Ignition Run/Acc Control-Circuit Short To Battery Or Open
B212E Dodge — Ignition Run/Acc Control-Circuit Short To Battery Or Open
B212E Jeep — Ignition Run/Acc Control-Circuit Short To Battery Or Open
B212E RAM — Ignition Run/Acc Control-Circuit Short To Battery Or Open

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 B212E Code

1. What are common symptoms of OBDII code B212E?

- Common symptoms of this code may include issues with the ignition system, such as difficulty starting the vehicle, stalling, or the engine not turning over.

2. What does the OBDII code B212E indicate?

- The code B212E indicates a problem with the Ignition Run/Acc Control Circuit, specifically a short to battery or an open circuit.

3. What are possible causes of OBDII code B212E?

- Possible causes of this code include damaged wiring in the ignition system, a faulty ignition switch, or a malfunctioning control module.

4. How can I diagnose the issue related to OBDII code B212E?

- Diagnosing the issue may involve inspecting the wiring connected to the ignition system, checking the ignition switch for proper operation, and testing the control module for any faults.

5. Can OBDII code B212E be fixed at home?

- Depending on your skill level and access to tools, you may be able to fix the issue at home by identifying and repairing any damaged wiring or replacing the faulty components.

6. Is it safe to continue driving with OBDII code B212E?

- It is not recommended to continue driving with this code present, as it can lead to potential safety hazards or further damage to the vehicle's ignition system.

7. How much does it typically cost to repair OBDII code B212E?

- The cost of repairing this code can vary depending on the extent of the damage and the specific components that need to be replaced, but it may range from a few hundred to a thousand dollars.

8. Are there any DIY tips for troubleshooting OBDII code B212E?

- DIY tips for troubleshooting this code include visually inspecting the wiring for any visible damage, testing the ignition switch with a multimeter, and checking for any loose connections.

9. Can weather or environmental factors trigger OBDII code B212E?

- Yes, extreme weather conditions or exposure to moisture can potentially cause issues with the ignition system, leading to the triggering of this code.

10. How urgent is it to address OBDII code B212E once it appears?

- It is recommended to address this code as soon as possible to prevent further damage to the vehicle and ensure the proper functioning of the ignition system.