AutoCodes – Chrysler – B1238 Chrysler

B1238 Chrysler Code - PTS Sensor 9 Ring Time Too Short

Quick Answer

The Park Assist Module monitors the Park Assist (PTS) Sensor #9. Common causes include Faulty Park Assist (PTS) Sensor #9, Park Assist (PTS) Sensor #9 harness is open or shorted, Park Assist (PTS) Sensor #9 circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B1238 Chrysler indicates PTS Sensor 9 Ring Time Too Short.
Common causes: Common causes include Faulty Park Assist (PTS) Sensor #9, Park Assist (PTS) Sensor #9 harness is open or shorted, Park Assist (PTS) Sensor #9 circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 1,907

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1238 Chrysler Description

The Park Assist Module monitors the Park Assist (PTS) Sensor #9. The Park Assist Module sets the OBDII code when the Park Assist (PTS) Sensor #9 is not to factory specifications.

OBDII Code B1238 Chrysler - PTS Sensor 9 Ring Time Too Short - AutoCodes.com — B1238 Chrysler Code - PTS Sensor 9 Ring Time Too Short

What does this mean?

What are the Possible Causes of the DTC B1238 Chrysler?

Faulty Park Assist (PTS) Sensor #9
Park Assist (PTS) Sensor #9 harness is open or shorted
Park Assist (PTS) Sensor #9 circuit poor electrical connection
Faulty Park Assist Module

How to Fix the DTC B1238 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 B1238 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.

Need more information about the B1238 Chrysler code?

Need more information on how to fix the B1238 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1238 Chrysler 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 B1238 Chrysler Code

1. What does the OBDII code B1238 indicate on a Chrysler?

- The code B1238 on a Chrysler indicates an issue with the "PTS Sensor 9", where the ring time is too short. This is related to the vehicleâ€™s air conditioning system, specifically involving the pressure or temperature sensors.

2. What symptoms might I notice if my Chrysler has the B1238 code?

- Symptoms associated with the B1238 code can include the air conditioning system not functioning properly, possibly blowing warmer air than expected, or the AC system cycling on and off too frequently.

3. What could cause the B1238 code to appear on my Chrysler?

- Potential causes for the B1238 code include a faulty PTS (Pressure/Temperature Sensor), poor electrical connections to the sensor, or issues in the wiring harness such as shorts or opens.

4. How can I fix the B1238 code in my Chrysler?

- To fix the B1238 code, start by inspecting the PTS Sensor 9 for any visible damage or disconnections. Check the wiring and connectors for corrosion, breaks, or shorts. If the sensor is faulty, replacing it should resolve the issue.

5. Is it safe to drive my Chrysler with the B1238 code?

- While you might be able to drive with the B1238 code, doing so with a malfunctioning air conditioning system can be uncomfortable and may lead to further complications if the system is stressed. It is advisable to address the issue promptly.

6. How do I diagnose the B1238 code in my Chrysler?

- Diagnosing the B1238 code involves using a scan tool to confirm the presence of the code, visually inspecting the sensor and associated wiring, and potentially testing the sensorâ€™s functionality with a multimeter to ensure it operates within the manufacturer's specifications.

7. Can ignoring the B1238 code lead to other problems in my Chrysler?

- Ignoring the B1238 code can lead to the air conditioning system working inefficiently or failing completely, which might result in discomfort and could potentially cause the AC compressor to fail prematurely due to improper pressure and temperature controls.

8. What tools are needed to diagnose and repair the B1238 code?

- Tools needed to diagnose and repair the B1238 code include a diagnostic scan tool, a multimeter for electrical testing, and basic hand tools for accessing and replacing the sensor.

9. What is the typical cost to resolve a B1238 code in a Chrysler?

- The cost to resolve a B1238 code can vary depending on the extent of the issue. If the sensor needs replacement, costs can range from $100 to $300 for parts and labor, depending on the model and labor rates.

10. How often do PTS Sensor 9 issues occur in Chryslers?

- Issues with PTS Sensor 9, like those indicated by the B1238 code, are not extremely common but can occur, especially in vehicles with higher mileage or those that have not had regular maintenance of the air conditioning system.