2023 Jeep Compass PCM Update for OBDII Scan Tool Issues
A technical service bulletin (NHTSA ID 10248018) has been released for the 2023 Jeep Compass concerning the Powertrain Control Module (PCM). Owners may experience difficulty reading data from the OBDII connector with a scan tool. A software update is available to resolve these Jeep Compass OBDII…

Symptoms
Owners or technicians attempting to diagnose a 2023 Jeep Compass may encounter a specific problem: the diagnostic scan tool is "Unable to read data information from the OBDII connector when using a scan tool." This prevents proper vehicle diagnostics and can be frustrating for anyone trying to troubleshoot other potential issues or perform routine checks. These Jeep Compass OBDII issues are directly addressed by this bulletin.
Diagnosis
If you are experiencing difficulty connecting a scan tool to your 2023 Jeep Compass and receiving no data, this technical service bulletin (NHTSA ID 10248018) indicates that a software-related problem within the Powertrain Control Module (PCM) is likely the cause. The symptom is straightforward: the scan tool fails to establish communication or retrieve information from the OBDII port.
Repair Procedure Summary
To resolve the "Flash: Powertrain Control Module (PCM) Updates" issue, the repair involves reprogramming the PCM. This procedure requires flashing the PCM with the latest available software. This update specifically targets the underlying software glitch that causes the OBDII communication failure, ensuring that scan tools can properly interface with the vehicle's diagnostic system.
Owner Action
If you own a 2023 Jeep Compass and are experiencing these Jeep Compass OBDII issues, specifically the inability to read data from the OBDII connector with a scan tool, you should contact your authorized Jeep dealership. Inform them about the issue and reference technical service bulletin NHTSA ID 10248018. The dealership will be able to perform the necessary PCM software update to correct the problem.
Source: NHTSA ID 10248018
Frequently Asked Questions
- What is NHTSA ID 10248018 about for the 2023 Jeep Compass?
- NHTSA ID 10248018 is a technical service bulletin (TSB) issued by Jeep for the 2023 Compass. It addresses an issue where diagnostic scan tools may be "Unable to read data information from the OBDII connector when using a scan tool" due to a software problem in the Powertrain Control Module (PCM).
- How do I fix the OBDII scan tool communication problem on my 2023 Jeep Compass?
- The fix for the "Jeep Compass OBDII issues" involves reprogramming the Powertrain Control Module (PCM) with the latest available software. This procedure must be performed by an authorized Jeep dealership.
- Will I receive a recall notice for this PCM update?
- This is a technical service bulletin (TSB), not a safety recall. Manufacturers typically do not send owner notifications for TSBs. If you are experiencing the described symptom, you should proactively contact your dealership.
- What is the Powertrain Control Module (PCM) and why is it important?
- The Powertrain Control Module (PCM) is the main computer that controls your vehicle's engine and transmission functions. It's crucial for vehicle performance, emissions, and diagnostic capabilities, including communication through the OBDII connector.
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