AutoCodes – Chrysler – B23C2 Chrysler

B23C2 Chrysler Code - Stop/Start Disable Switch 2 Circuit High

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: B23C2 Chrysler indicates Stop/Start Disable Switch 2 Circuit High.
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 552

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 B23C2 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 Stop/Start Disable Switch circuit voltage is greater than 4.995 volts.

OBDII Code B23C2 Chrysler - Stop/Start Disable Switch 2 Circuit High - AutoCodes.com — B23C2 Chrysler Code - Stop/Start Disable Switch 2 Circuit High

What does this mean?

What are the Possible Causes of the DTC B23C2 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 B23C2 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 B23C2 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 B23C2 Chrysler Code

1. What does the OBDII code B23C2 indicate on a Chrysler vehicle?

The B23C2 code suggests there is an issue with the Stop/Start Disable Switch 2, specifically indicating a circuit high condition. This means the system is detecting a voltage higher than expected in the switch circuit.

2. What symptoms might I notice if my Chrysler has the B23C2 code?

Symptoms can include the stop/start system being non-functional, an illuminated check engine light, and possibly other electrical issues related to the vehicle's start/stop functionality.

3. What could cause the B23C2 code to appear in a Chrysler?

Possible causes include a faulty Stop/Start Disable Switch, damaged wiring or connectors in the switch circuit, or a problem with the vehicleâ€™s engine control module (ECM).

4. How can I fix the B23C2 code in my Chrysler?

Repairing this code may involve inspecting and replacing the Stop/Start Disable Switch, repairing or replacing any damaged wires or connectors, and potentially reprogramming or replacing the ECM if necessary.

5. Is it safe to drive my Chrysler with the B23C2 code?

While you can still drive the vehicle, the stop/start system will likely be disabled. Itâ€™s advisable to address the issue promptly to restore full functionality and avoid potential further complications.

6. How do I diagnose the cause of the B23C2 code in a Chrysler?

Diagnosis should start with a visual inspection of all related wiring and connectors. Use a multimeter to check for proper voltage levels at the Stop/Start Disable Switch. If wiring and voltage are normal, testing or replacing the switch itself should be next.

7. Can ignoring the B23C2 code lead to other problems in my vehicle?

Ignoring this issue may not cause immediate drivability problems, but long-term neglect could lead to more significant electrical issues or ECM damage, affecting overall vehicle performance.

8. What tools are needed to diagnose the B23C2 code on a Chrysler?

A digital multimeter and a scan tool capable of reading Chrysler fault codes and live data are essential for diagnosing this code accurately.

9. How often does the B23C2 fault occur in Chryslers?

This fault is not among the most common OBDII codes and is specific to vehicles with a stop/start system. The frequency can vary based on model and usage conditions.

10. What should I check first when I see the B23C2 code on my Chrysler?

First, check the condition and operation of the Stop/Start Disable Switch. Ensure it is not stuck or damaged. Next, inspect the wiring and connectors for any signs of damage or corrosion that could disrupt the circuit.