AutoCodes – RAM – B23C1 RAM

B23C1 RAM Code - Stop/Start Disable Switch 2 Circuit Low

Quick Answer

The Powertrain Control Module (PCM) monitors the Stop/Start Disable Switch 2 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: B23C1 RAM indicates Stop/Start Disable Switch 2 Circuit Low.
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 696

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 B23C1 RAM Description

The Powertrain Control Module (PCM) monitors the Stop/Start Disable Switch 2 Circuit. The Diagnostic Trouble Code (DTC) sets when the PCM receives a message over the CAN BUS from the Body Control Module (BCM) that the Stop/Start Disable Switch circuit voltage is less than 0.0049 volts.

OBDII Code B23C1 RAM - Stop/Start Disable Switch 2 Circuit Low - AutoCodes.com — B23C1 RAM Code - Stop/Start Disable Switch 2 Circuit Low

What does this mean?

What are the Possible Causes of the DTC B23C1 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 B23C1 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 B23C1 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 B23C1 RAM Code

1. What are the common symptoms of OBDII code B23C1 RAM?

- Common symptoms include the inability to disable the stop/start function, illuminated malfunction indicator lamp (MIL), and potential issues with the vehicle's start/stop system.

2. What does OBDII code B23C1 RAM indicate?

- The code B23C1 RAM refers to the Stop/Start Disable Switch 2 Circuit Low, signaling a low voltage condition in the circuit responsible for controlling the stop/start disable switch.

3. What are the possible causes of OBDII code B23C1 RAM?

- Possible causes include a faulty stop/start disable switch, damaged wiring or connectors in the circuit, low battery voltage, or a problem with the stop/start system control module.

4. How can I diagnose the cause of OBDII code B23C1 RAM?

- Diagnose the code by inspecting the stop/start disable switch and its wiring, checking the battery voltage, and using a diagnostic scan tool to retrieve additional fault codes and data related to the stop/start system.

5. How do I repair OBDII code B23C1 RAM?

- Repair options may include replacing the faulty stop/start disable switch, repairing damaged wiring or connectors, addressing low battery voltage issues, or reprogramming the stop/start system control module if necessary.

6. Can OBDII code B23C1 RAM cause any long-term damage to the vehicle?

- While the code itself may not cause immediate damage, leaving the issue unresolved could potentially impact the functionality of the stop/start system and lead to decreased fuel efficiency over time.

7. Is it safe to continue driving with OBDII code B23C1 RAM present?

- It is generally safe to drive with this code as long as the vehicle's performance is not significantly affected. However, it is recommended to address the issue promptly to prevent any potential future problems.

8. Can I reset OBDII code B23C1 RAM without fixing the underlying issue?

- Resetting the code without addressing the root cause will only clear the fault temporarily. The code is likely to return if the underlying issue with the stop/start disable switch circuit is not resolved.

9. How much does it typically cost to repair OBDII code B23C1 RAM at a mechanic or dealership?

- Repair costs can vary depending on the specific cause of the issue, but expect to pay for diagnostic time, parts replacement, and labor. Costs may range from around $100 for a simple fix to several hundred dollars for more complex repairs.

10. Can I attempt to fix OBDII code B23C1 RAM myself, or should I seek professional help?

- If you have experience working on automotive electrical systems and access to the necessary tools, you may attempt to diagnose and repair the issue yourself. However, if you are unsure or unfamiliar with this type of repair, it is best to seek professional help to avoid causing further damage.