AutoCodesChrysler – B23C3 Chrysler

B23C3 Chrysler Code - Stop/Start Disable Switch 1/2 Correlation

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
B23C3 Chrysler indicates Stop/Start Disable Switch 1/2 Correlation.
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 1,075
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 04, 2019
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Code B23C3 Chrysler 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 difference between the Stop/Start Disable Switch 1 and Switch 2 circuit voltages is greater than 1.0 volt for more than 0.08 seconds.
OBDII Code B23C3 Chrysler - Stop/Start Disable Switch 1/2 Correlation - AutoCodes.com
B23C3 Chrysler Code - Stop/Start Disable Switch 1/2 Correlation

What are the Possible Causes of the DTC B23C3 Chrysler?

  • 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 B23C3 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 B23C3 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.

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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 B23C3 Chrysler Code

1. What does OBDII code B23C3 mean on a Chrysler vehicle?

Code B23C3 indicates a correlation issue between the Stop/Start Disable Switch 1 and Switch 2, suggesting a signal mismatch or fault in the stop/start system.

2. What are the common symptoms of code B23C3?

Symptoms include the stop/start system not functioning, a check engine light, or a warning light indicating the stop/start system is disabled.

3. What causes the B23C3 code to appear?

Common causes include a faulty stop/start disable switch, wiring or connector issues, or a problem with the stop/start control module.

4. Can I still drive my vehicle with the B23C3 code?

Yes, but the stop/start system will likely remain disabled, and fuel efficiency may be reduced. It’s best to address the issue promptly.

5. How do I diagnose the B23C3 code?

Use a diagnostic scanner to confirm the code, inspect the stop/start disable switch and its wiring for damage, and check for proper electrical signals.

6. How do I fix the B23C3 code?

Repairs may involve replacing a faulty stop/start disable switch, repairing damaged wiring or connectors, or reprogramming the control module if needed.

7. Is the B23C3 code specific to Chrysler vehicles?

While the code description and function may appear in other brands, it is specific to Chrysler and related vehicles in this context.

8. How much does it cost to repair the B23C3 code?

The repair cost varies but typically ranges between $50 and $300, depending on whether the issue is with the switch, wiring, or control module.

9. Can a low battery cause the B23C3 code?

Yes, a low or weak battery can potentially cause signal issues within the stop/start system, leading to this code appearing.

10. Will clearing the B23C3 code fix the issue?

Clearing the code may temporarily remove the warning, but it will return if the underlying issue is not resolved.

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