2024 Jeep Compass P2601-00 MIL Light TSB 08-392-25
A Technical Service Bulletin, TSB 08-392-25, has been issued for the 2024 Jeep Compass (European/MEA markets) addressing Malfunction Indicator Lamp (MIL) illumination accompanied by Diagnostic Trouble Code P2601-00. The fix involves updating the Hybrid Control Processor (HCP) software.
David Chen2024 Jeep Compass
Owners of the 2024 Jeep Compass may encounter a Malfunction Indicator Lamp (MIL) illumination on their dashboard, often accompanied by the Diagnostic Trouble Code (DTC) P2601-00. This issue, specifically related to the electric coolant pump control circuit, is addressed by Technical Service Bulletin (TSB) 08-392-25. The bulletin outlines a software update for the Hybrid Control Processor (HCP) to resolve the underlying cause.
Important Warnings
It is critical for owners to note that this Technical Service Bulletin, TSB 08-392-25, is not applicable to vehicles built for the US market. This bulletin specifically applies to the "Enlarged Europe and Middle East & Africa markets." Vehicles covered are 2024 Jeep Compass models (MV) built on or after January 15, 2024 (MDH 0115XX) and equipped with a 1.5L I4 DOHC Turbo MHEV Engine (Sales Code EYP).
When the repair procedure is performed, technicians must install a battery charger to ensure battery voltage does not drop below 13.2 volts. It is crucial not to allow the charging voltage to climb above 13.5 volts during the flash process. If the flash process is interrupted or aborted for any reason, it should be restarted from the beginning.
Symptoms
The primary symptom indicating this issue is a "Malfunction Indicator Lamp (MIL) illumination" on the vehicle's instrument cluster. This warning light signals that the vehicle's onboard diagnostic system has detected a fault within the engine or emissions control system. Owners will typically notice this light appearing on the dashboard while driving. This symptom must be present for the TSB to apply.
Fault Codes / DTCs
When the Malfunction Indicator Lamp (MIL) illuminates, a Diagnostic Trouble Code (DTC) is stored in the vehicle's computer system. For this specific issue, the following DTC will be present:
| Code | Description |
|---|---|
| P2601-00 | Electric Coolant Pump Control Circuit Performance/Stuck Off |
This P2601-00 code indicates a performance issue or that the electric coolant pump control circuit is stuck off, affecting the proper operation of the coolant system.
Diagnosis
To diagnose the issue, a technician will use a Scan Tool (wiTECH) along with the appropriate Diagnostic Procedures found in DealerCONNECT/Service Library. They will verify that all related systems are functioning as designed. If any DTCs or symptom conditions other than the
Frequently Asked Questions
- What does DTC P2601-00 mean for my 2024 Jeep Compass?
- DTC P2601-00 indicates a problem with the electric coolant pump control circuit's performance or that it is stuck off. This will typically cause the Malfunction Indicator Lamp (MIL) to illuminate on your dashboard.
- Is TSB 08-392-25 applicable to my Jeep Compass in the US?
- No, Technical Service Bulletin 08-392-25 is specifically for 2024 Jeep Compass vehicles sold in the Enlarged Europe and Middle East & Africa markets. It does not apply to vehicles built for the US market.
- What is the fix for the MIL light and P2601-00 in my 2024 Jeep Compass?
- The resolution involves reprogramming the Hybrid Control Processor (HCP) with the latest available software. This procedure is performed by a dealership technician using specialized diagnostic tools like wiTECH.
- What is the Hybrid Control Processor (HCP) and Powertrain Control Module (PCM)?
- The Hybrid Control Processor (HCP) manages the hybrid system components, including the electric coolant pump. The Powertrain Control Module (PCM) is the main computer that controls the engine and transmission. Both modules require the latest software for optimal performance and to prevent issues like the P2601-00 DTC.
- How long does the repair for TSB 08-392-25 take?
- The labor time allocated for reprogramming the Hybrid Control Processor (HCP) is 0.4 hours. This does not include diagnostic time or any additional updates that might be required for the Powertrain Control Module (PCM).
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