2022 Jeep Compass PCM Update for P0607 DTC

Jeep has issued Technical Service Bulletin (TSB) 18-060-25, dated July 23, 2025, to address specific software-related issues in certain 2022 Jeep Compass vehicles. This bulletin applies to vehicles built on or before June 30, 2023, equipped with the 1.3L I4 Turbo MAIR DI ENG W/ESS E100 engine (Sales Code EYJ). The primary concern is related to Powertrain Control Module (PCM) software, which can lead to a specific Diagnostic Trouble Code (DTC) and noticeable performance problems for owners. This TSB is applicable to various markets, including North America (NA), South America (SA), and others.

Symptoms

Owners of affected 2022 Jeep Compass vehicles may experience one or more of the following symptoms, indicating a potential issue with the PCM software. These symptoms are often accompanied by a specific diagnostic trouble code.

Commonly reported issues include the vehicle exhibiting a condition where it "The vehicle will not start until the ignition is cycled for a second time." Additionally, drivers might notice that the "Injection light is illuminated in the Instrument Panel Cluster (IPC)" while operating the vehicle.

Fault Codes / DTCs

Technicians may find the following Diagnostic Trouble Code (DTC) stored in the vehicle's system, pointing to a control module performance issue:

This P0607 code is directly linked to the PCM software as the root cause of the reported symptoms in the 2022 Jeep Compass.

Diagnosis

To diagnose the issue, technicians should use a wiTECH scan tool or equivalent. This tool allows for verification that all related systems are functioning as designed, as per the Diagnostic Procedures available in DealerCONNECT/Service Library. If any DTCs or symptom conditions other than those specified in this bulletin are present, they must be addressed before proceeding with the TSB's repair procedure.

If the customer's concern matches the symptoms described in this bulletin, particularly the presence of the Jeep Compass P0607 DTC or related starting issues, the repair procedure outlined in TSB 18-060-25 should be followed.

Repair Procedure Summary

The repair for the Jeep Compass P0607 DTC involves reprogramming the Powertrain Control Module (PCM) with the latest available software. This process is crucial for resolving the underlying software issue.

Before initiating the flash process, a battery charger must be installed to ensure the battery voltage remains between 13.2 and 13.5 volts. This prevents interruptions during the software update. If the flash process is interrupted or aborted for any reason, it must be restarted. After successfully reprogramming the PCM, any Diagnostic Trouble Codes that may have been set in any modules due to the reprogramming process must be cleared. The wiTECH application will automatically display all DTCs for clearing.

Required Tools or Parts

The primary tool required for this service is a wiTECH or Equivalent diagnostic scan tool, which is used for both diagnosis and the PCM reprogramming process.

Important Warnings

Owners and technicians should note an important detail regarding post-repair documentation: "After applying this TSB, it is not necessary to send DID-I or DID-A." This clarifies the administrative steps following the software update.

Owner Action

If your 2022 Jeep Compass is exhibiting symptoms such as difficulty starting, an illuminated injection light, or if a diagnostic scan reveals a P0607 DTC, you should contact your authorized Jeep dealership. This repair, which involves reprogramming the PCM, is reimbursable under the provisions of the vehicle's warranty. The labor time allocated for this procedure is approximately 0.2 hours.

Source: NHTSA ID: 11021017