Hybrid system Jeep: problems by model and engine

Documented faults, from most to least important

Severity × frequency. Below each one, the Jeep models it appears in.

- Critical severityFrequency: RareJeep Compass MPWater ingress into the mild-hybrid system's 48 V battery with risk of overheating (2022-2023 production)Yes: a 2023 recall covers MHEV vehicles built between 9 November 2022 and 9 March 2023 in which a manufacturing defect in the 48 V battery allowed water to get in, with a risk of overheating.
- Critical severityFrequency: RareJeep RenegadeWater ingress into the mild hybrid system battery (1.5 MHEV, built 2022-2023)Safety Gate (25/2023, Jeep code 59A) warns that in Renegade and Compass 1.5 MHEVs built between 9 November 2022 and 9 March 2023 (7,243 units worldwide), a production error allowed water into the battery, with a risk of overheating and fire.
- Critical severityFrequency: RareJeep RenegadeLoose connection of the IDCM charging module in the Renegade plug-in hybrid (2021-2024)Safety Gate (47/2024, Jeep code 74B) lists a November 2024 campaign for the Renegade and Compass PHEV built from 9 November 2021 to 7 May 2024: a cable on the IDCM charging module may not be tightened to the correct torque, the 12 V battery may not charge and the car may switch off unexpectedly.
- Medium severityFrequency: OccasionalJeep AvengerNoises, gear selection lock-ups, jerks and immobilisation in the e-DCS6 hybrid gearboxYes: fiches-auto.fr documents that the e-DCS6 hybrid dual-clutch gearbox can produce noises, gear selection lock-ups, jerks or even immobilisation of the car when the transmission control stops validating the requested gear correctly; owner reviews collected by the same source also point to transmission reliability complaints.

By Jeep model

Open yours to see only the faults that affect it, by engine and by year.

Frequently asked questions

What faults with the hybrid system do Jeep cars have?

In 3 models from Jeep there are 4 documented faults with the hybrid system. The most important: water ingress into the mild-hybrid system's 48 V battery with risk of overheating (2022-2023 production), water ingress into the mild hybrid system battery (1.5 MHEV, built 2022-2023) and loose connection of the IDCM charging module in the Renegade plug-in hybrid (2021-2024). Each fault has its own page with the affected years and versions, the symptoms and the repair cost.

Which Jeep models have the most problems with the hybrid system?

Jeep Renegade (2 faults), Jeep Compass MP (1 fault) and Jeep Avenger (1 fault).