The Jeep EJJ is a 1,368 cc, inline‑three turbocharged petrol engine produced between 2016 and 2020. It features a compact, lightweight design with direct fuel injection, a single twin‑scroll turbocharger, and dual overhead camshafts. This engine, part of FCA's Global Small Engine (GSE) family, delivers outputs up to 110 kW (150 PS) and 270 Nm of torque, enabling strong low‑end response for urban agility.
Fitted primarily to the Renegade and Compass models, the EJJ was en…
Production years 2016–2020 meet Euro 6 standards for all applicable markets .
The Jeep EJJ is a 1,368 cc inline‑three turbocharged petrol engineered for compact SUVs (2016-2020). It combines direct injection with a twin‑scroll turbocharger to deliver responsive, torque‑rich performance. Designed to meet Euro 6 standards, it balances city efficiency with spirited driving.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,368 cc | |
Fuel type | Petrol | |
Configuration | Inline‑3, DOHC, 12‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 72.0 mm × 84.0 mm | |
Power output | 96–110 kW (130–150 PS) | |
Torque | 230–270 Nm @ 1,850–4,000 rpm | |
Fuel system | Direct injection (200 bar) | |
Emissions standard | Euro 6 | |
Compression ratio | 10.5:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Single twin‑scroll (Garrett) | |
Timing system | Chain‑driven | |
Oil type | FCA MS‑12991 (SAE 5W‑40) | |
Dry weight | 102 kg |
The Jeep EJJ was used across Jeep's Renegade and Compass platforms with transverse mounting. This engine received platform-specific adaptations-unique engine mounts and exhaust routing for each model-and no major facelift revisions occurred during its production, ensuring broad parts interchangeability. All adaptations are documented in OEM technical bulletins.
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The EJJ's primary documented concern is potential turbocharger wastegate rattle on early builds, with incidence linked to specific driving cycles. FCA internal data prompted Service Bulletin 09-006-18, while owner reports suggest the issue is largely resolved post-update. Low-speed, high-torque driving can make the rattle more audible, making the official software update critical for affected vehicles.
Analysis derived from manufacturer technical service bulletins and industry workshop records. Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The EJJ is generally robust, with its chain-driven timing system being a strong point. The primary concern, wastegate rattle, is addressed by an official FCA update. Long-term reliability hinges on using the correct 5W-40 oil and allowing the GPF to regenerate. With proper maintenance, it can be a dependable engine.
The most common issues are the turbo wastegate rattle (fixable via software update), GPF clogging from short trips or wrong oil, carbon buildup on intake valves, and coolant leaks from the thermostat housing. These are well-documented in FCA service information.
The 1.4L EJJ turbo petrol engine was used in the Jeep Renegade (2016-2020) and the Jeep Compass (2017-2020). It was typically offered in mid-trim levels as a more powerful alternative to the base naturally aspirated engine.
Aftermarket ECU tuning is common on the EJJ platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.
In a Jeep Renegade, expect real-world fuel economy of approximately 7.5 L/100km (38 mpg UK) in combined driving. The Compass, being heavier, will return around 8.0-8.5 L/100km (33-35 mpg UK). Economy is highly dependent on driving style due to the turbo's responsiveness.
Yes. The EJJ is an interference engine. If the timing chain were to fail (though rare), the pistons would collide with the open valves, causing catastrophic internal damage. Fortunately, the chain system is very durable with proper oil maintenance.
It requires a fully synthetic 5W-40 oil meeting the FCA MS-12991 specification. This is a low-ash oil crucial for protecting the GPF. Using the wrong oil can lead to premature GPF clogging and reduced engine performance. Change intervals should not exceed 15,000 km.
Comprehensive technical documentation and regulatory references
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Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
EUR-Lex
EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
UK vehicle approval processes, import rules, and MoT guidance.
DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
Vehicle Certification Agency (VCA)
UK type-approval authority for automotive products.
Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
WLTP and RDE testing procedures for emissions certification.
GOV.UK: Vehicle Approval
UK compliance and certification requirements for imported and modified vehicles.
VCA Certification Portal
Type-approval guidance and documentation.
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