B237C Chrysler 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 Chrysler 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.
Code B237C Chrysler Description
What are the Possible Causes of the DTC B237C Chrysler?
- 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 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 B237C 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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Frequently Asked Questions about B237C Chrysler Code
1. What does the OBDII code B237C mean on a Chrysler vehicle?
B237C indicates a "Data Communication Radio Input Circuit High" issue, meaning the vehicle's computer has detected an abnormally high voltage in the communication circuit related to the radio.
2. What are the common symptoms of the B237C code?
Symptoms may include the radio not functioning, a loss of infotainment features, intermittent audio issues, or no response from the radio controls.
3. What causes the B237C code to appear?
Common causes include a faulty radio unit, damaged wiring or connectors in the communication circuit, or a malfunctioning control module.
4. Can a blown fuse cause the B237C code?
Yes, a blown fuse in the radio or communication circuit can disrupt the system and trigger this code.
5. How do I diagnose the B237C code?
Start by checking the wiring and connectors for damage or corrosion, inspect related fuses, and use a scan tool to monitor the communication circuit's voltage levels.
6. Is the B237C code serious?
While it doesn't typically affect the vehicle's drivability, it can disable important infotainment and communication features, which could become inconvenient.
7. How can I fix the B237C code?
Repairs may include replacing damaged wiring, repairing or replacing the radio unit, or reprogramming the control module if necessary.
8. Can software updates resolve the B237C code?
In some cases, a software update for the radio or control module may resolve communication issues causing the code.
9. How much does it cost to fix the B237C code?
Depending on the cause, repairs can range from $50 for minor wiring fixes to $500 or more if the radio or control module needs replacement.
10. Can I drive my car with the B237C code active?
Yes, the vehicle is typically safe to drive, but you may lose access to certain infotainment functions until the issue is resolved.
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