AutoCodes – RAM – B23BB RAM

B23BB RAM Code - Stop/Start Disable Switch 1 Circuit Open

Quick Answer

The Powertrain Control Module (PCM) monitors the Stop/Start Disable Switch 1 Circuit. Common causes include Faulty Switch Bank Module, Switch Bank Module harness is open or shorted, Switch Bank Module 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: B23BB RAM indicates Stop/Start Disable Switch 1 Circuit Open.
Common causes: Common causes include Faulty Switch Bank Module, Switch Bank Module harness is open or shorted, Switch Bank Module 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 473

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 Dec 04, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B23BB RAM Description

The Powertrain Control Module (PCM) monitors the Stop/Start Disable Switch 1 Circuit. The Diagnostic Trouble Code (DTC) sets when the PCM detects a loss of signal from the Switch Bank Module (Stop/Start Disable Switch) for more than 2.24 seconds.

OBDII Code B23BB RAM - Stop/Start Disable Switch 1 Circuit Open - AutoCodes.com — B23BB RAM Code - Stop/Start Disable Switch 1 Circuit Open

What does this mean?

What are the Possible Causes of the DTC B23BB RAM?

Faulty Switch Bank Module
Switch Bank Module harness is open or shorted
Switch Bank Module circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B23BB RAM?

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 B23BB RAM 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 B23BB RAM Code

1. What are the common symptoms of OBDII code B23BB RAM (Stop/Start Disable Switch 1 Circuit Open)?

- Common symptoms include the stop/start system not functioning properly, illuminated warning lights on the dashboard, and potential issues with the vehicle's battery.

2. What are the possible causes of the OBDII code B23BB RAM?

- The code may be triggered by a faulty stop/start disable switch, damaged wiring or connectors related to the switch, or issues with the switch circuit itself.

3. How can I diagnose the Stop/Start Disable Switch 1 Circuit Open issue?

- Diagnosing this issue typically involves using a diagnostic scan tool to retrieve the specific fault code, performing a visual inspection of the switch and its wiring, and conducting continuity tests to pinpoint the exact source of the problem.

4. Can I still drive my vehicle with the B23BB RAM code active?

- While it may be possible to drive the vehicle with this code present, it is recommended to address the issue promptly to prevent further electrical system malfunctions or potential safety concerns.

5. How is the Stop/Start Disable Switch 1 Circuit Open issue typically repaired?

- Repairing this issue often involves replacing the faulty stop/start disable switch, repairing or replacing damaged wiring or connectors, and clearing the fault code from the vehicle's computer system.

6. Are there any DIY tips for addressing the B23BB RAM code?

- DIY enthusiasts can start by checking the condition of the stop/start disable switch, inspecting the wiring for any visible damage, and ensuring all connections are secure before seeking professional assistance if needed.

7. What are the potential risks of ignoring the B23BB RAM code?

- Ignoring the Stop/Start Disable Switch 1 Circuit Open issue can lead to continued malfunctions in the stop/start system, draining the vehicle's battery, and possible damage to other electrical components over time.

8. Is the B23BB RAM code a common issue in certain vehicle makes and models?

- The occurrence of this specific OBDII code can vary among different vehicle manufacturers, but it has been reported in vehicles equipped with stop/start systems that utilize disable switches.

9. Can weather conditions or environmental factors contribute to the B23BB RAM code?

- Extreme temperatures, moisture, or corrosion can potentially impact the functionality of the stop/start disable switch and its circuit, leading to the triggering of the B23BB RAM fault code.

10. How can I prevent the recurrence of the Stop/Start Disable Switch 1 Circuit Open issue?

- Regularly inspecting and maintaining the stop/start disable switch, ensuring proper wiring connections, and addressing any related issues promptly can help prevent the reoccurrence of the B23BB RAM code.