2024-2025 Jeep Compass Turbocharger Harness Interference TSB

Symptoms of Turbocharger Wire Harness Interference

Owners of 2024-2025 Jeep Compass vehicles may experience a Malfunction Indicator Lamp (MIL) illuminating on the dashboard. This warning light often accompanies a specific diagnostic trouble code (DTC) related to the turbocharger system. Beyond the warning light, drivers might also notice a gradual loss of power, with the vehicle's speed potentially reducing to around 50 km/h (32 mph).

Fault Codes / DTCs

The primary diagnostic trouble code associated with this condition is:

Code	Description
P012D-00	Turbocharger/Supercharger Partida A Frio - Controle "A" - Circuito Alto

This P012D-00 code indicates a circuit high condition in the turbocharger/supercharger control system.

Diagnosis and Trigger Conditions

The root cause of the Jeep Compass P012D-00 fault is an incorrectly installed engine air filter assembly or engine cover. This improper installation can lead to physical interference with the turbocharger wire harness connector. Over time, this interference can damage the harness, leading to the reported symptoms and the P012D-00 DTC.

Technicians will use a Scan Tool (wiTECH) and the diagnostic procedures available in DealerCONNECT/Service Library to verify related systems. It's crucial to address any other existing DTCs or symptom conditions before proceeding with the specific repair outlined in TSB 09-001-25.

Repair Procedure Summary

The repair for the Jeep Compass P012D-00 issue involves inspecting and, if necessary, correcting the installation of the engine air filter assembly. The general steps are:

1. Hood Access: Open the vehicle's hood to gain access to the engine compartment.
2. Locate Connector: Identify the turbocharger wire harness connector inspection area.
3. Inspect for Interference: Carefully inspect the turbocharger wire harness connector for any signs of interference with the engine beauty cover.
4. Correct Installation: If interference is detected, the engine air cleaner assembly must be removed and reinstalled correctly. Detailed service procedures for this are available in the DealerCONNECT/Service Library under "Service Info > Motor / 1048A10 - Filtro de ar completo - remocao/recolocacao."
5. Clear Codes: After the reinstallation, all diagnostic trouble codes must be cleared from the vehicle's system.

Important Warnings

NOTE: When reinstalling the engine air filter assembly, it is critical to ensure that the connection is made correctly to prevent the harness interference from reoccurring. This step is essential to resolve the Jeep Compass P012D-00 issue permanently.

Owner Action

If your 2024-2025 Jeep Compass exhibits a Malfunction Indicator Lamp (MIL) or experiences a loss of power, especially if accompanied by the P012D-00 diagnostic trouble code, it is recommended to visit an authorized Jeep dealership. This repair is covered under warranty provisions. The dealership will verify the applicability of this Rapid Service Update (RSU) 25-009 using your vehicle's VIN and perform the necessary inspection and repair as outlined in TSB 09-001-25.

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Source: NHTSA ID: 11013023