AutoCodes – Jeep – B237C Jeep

B237C Jeep Code - Data Communication Radio Input Circuit High

Quick Answer

The Multi-Purpose Module (Police And Taxi Interface Module-PTIM) monitors the Data Communication Radio Input Circuit. Common causes include Faulty Police Radio, Police Radio harness is open or shorted, Police Radio 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: B237C Jeep indicates Data Communication Radio Input Circuit High.
Common causes: Common causes include Faulty Police Radio, Police Radio harness is open or shorted, Police Radio 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 480

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 Nov 13, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B237C Jeep Description

The Multi-Purpose Module (Police And Taxi Interface Module-PTIM) monitors the Data Communication Radio Input Circuit. The Diagnostic Trouble Code (DTC) sets when the Multi-Purpose Module (Police And Taxi Interface Module-PTIM) has detected the Police Radio Input Signal circuit above a calibrated value.

OBDII Code B237C Jeep - Data Communication Radio Input Circuit High - AutoCodes.com — B237C Jeep Code - Data Communication Radio Input Circuit High

What does this mean?

What are the Possible Causes of the DTC B237C Jeep?

Faulty Police Radio
Police Radio harness is open or shorted
Police Radio circuit poor electrical connection
Faulty Multi-Purpose Module (Police And Taxi Interface Module-PTIM)

How to Fix the DTC B237C Jeep?

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 B237C Jeep 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 B237C Jeep code?

Need more information on how to fix the B237C Jeep code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B237C Jeep code diagnosed by a professional: Find a repair shop in your area

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 B237C Jeep Code

1. What are common symptoms of OBDII code B237C in a Jeep related to the Data Communication Radio Input Circuit High?

- Common symptoms include radio display issues, loss of radio functionality, and potential impact on other vehicle communication systems.

2. What are possible causes of the B237C code in a Jeep?

- Possible causes may include a faulty radio unit, damaged wiring or connectors in the radio circuit, or a problem with the communication network.

3. How can I diagnose the Data Communication Radio Input Circuit High code in my Jeep?

- Diagnostic steps may involve checking the radio connections, inspecting wiring for damage, testing the radio unit for functionality, and using a scan tool to analyze communication network data.

4. Can a DIY enthusiast repair the B237C code issue in a Jeep?

- Depending on the root cause, DIY repairs may be possible such as checking and reconnecting loose wires, but complex issues with the radio unit or communication network may require professional help.

5. Is it safe to continue driving with the B237C fault code in my Jeep?

- It is generally not recommended to drive with unresolved OBDII codes as they can affect vehicle performance and safety, so prompt diagnosis and repair are advised.

6. Will resetting the fault code make it go away permanently?

- Simply clearing the code without addressing the underlying issue will not fix the problem permanently, as the code is likely to reappear until the root cause is resolved.

7. Can extreme weather conditions cause the B237C code to trigger in a Jeep?

- Yes, extreme temperatures or moisture exposure can potentially lead to electrical issues causing the Data Communication Radio Input Circuit High fault code.

8. How can I prevent the B237C code from recurring in my Jeep?

- Regular maintenance checks, avoiding water damage to electrical components, and ensuring proper installation of aftermarket radio equipment can help prevent the code from reoccurring.

9. Are there any recalls or technical service bulletins related to the B237C code in Jeeps?

- It's recommended to check with a Jeep dealership or online databases for any related recalls or technical service bulletins addressing the Data Communication Radio Input Circuit High fault code.

10. Can the B237C code impact other vehicle systems apart from the radio in a Jeep?

- Yes, since the code relates to data communication, it may potentially affect other interconnected systems in the vehicle, highlighting the importance of timely diagnosis and repair.