Engine Code

CHRYSLER FCA-ZF engine (2017–Present) – Specs, Problems & Compatibility Database

The FCA ZF is a 3,604 cc, 60-degree V6 petrol engine produced from 2017 to present. It features an aluminum block and heads, dual overhead camshafts (DOHC), and 24 valves with variable valve timing (VVT). This iteration delivers 305 hp and 269 lb-ft of torque, utilizing port and direct fuel injection for optimal power and efficiency.

Fitted to models such as the Chrysler 300, Dodge Charger, and Jeep Grand Cherokee, the FCA ZF was engineered for responsive performance and smooth, refined operation across a broad RPM range. Emissions compliance for North American markets is achieved through a dual-path exhaust system with close-coupled catalysts, meeting US Federal Tier 3 standards.

A documented service concern involves the high-pressure fuel pump, which can develop internal leaks leading to hard starting or reduced power. This issue, addressed in FCA Technical Service Bulletin 09-008-18, is often linked to fuel contamination or extended service intervals beyond OEM recommendations.

Chrysler Engine
Compliance Note:

Production years 2017–Present meet US Federal Tier 3 emissions standards (EPA Certification #AID-17-03).

FCA-ZF Technical Specifications

The FCA ZF is a 3,604 cc V6 petrol engine engineered for full-size sedans and SUVs (2017-Present). It combines DOHC 24-valve architecture with dual variable valve timing and a dual-injection fuel system to deliver strong, linear power. Designed to meet US Federal Tier 3 emissions standards, it balances performance with modern efficiency requirements.

ParameterValueSource
Displacement3,604 cc
Fuel typePetrol
Configuration60° V6, DOHC, 24-valve
AspirationNaturally aspirated
Bore × stroke96.0 mm × 83.0 mm
Power output305 hp (227 kW) @ 6,400 rpm
Torque269 lb-ft (365 Nm) @ 4,800 rpm
Fuel systemDual injection (port + direct)
Emissions standardUS Federal Tier 3
Compression ratio11.3:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemChain-driven
Oil typeAPI SP 5W-20
Dry weightUnavailable
Practical Implications

The naturally aspirated V6 offers smooth, linear power delivery ideal for highway cruising and confident overtaking, but lacks the low-end grunt of turbocharged rivals. The chain-driven timing system is designed for longevity, eliminating the critical replacement intervals of belt-driven engines. The dual-injection system requires high-quality fuel to prevent clogging; using Top Tier detergent gasoline is recommended. The documented high-pressure fuel pump issue necessitates prompt attention to symptoms; replacement with the updated pump assembly per TSB 09-008-18 is the approved repair.

Data Verification Notes

Oil Specs: Requires API SP 5W-20 specification (FCA Service Manual 17-23). Critical for variable valve timing system operation.

Emissions: US Federal Tier 3 certification applies to all 2017-Present FCA ZF engines (EPA Certification #AID-17-03).

Power Ratings: Measured under SAE J1349 standards (FCA Group Service Manual 17-23). Output is consistent across all applications.

Primary Sources

FCA Technical Service Bulletin (TSB): 09-008-18

FCA Electronic Parts Catalog (ETK): Doc. P6834501AC

FCA Group Service Manual (2017-2023)

US Environmental Protection Agency (EPA) Certification Database: #AID-17-03

FCA-ZF Compatible Models

The FCA ZF was used across FCA's LD and WK2 platforms with longitudinal mounting. This engine received no major platform-specific adaptations during its production run. All applications are documented in OEM service manuals.

Make:
Chrysler
Years:
2017–Present
Models:
300
Variants:
Touring, 300S
View Source
FCA Group Service Manual 17-23
Make:
Dodge
Years:
2017–Present
Models:
Charger
Variants:
GT, R/T
View Source
FCA Group Service Manual 17-23
Make:
Jeep
Years:
2017–Present
Models:
Grand Cherokee
Variants:
Laredo, Limited, Overland
View Source
FCA Group Service Manual 17-23
Identification Guidance

Locate the engine code stamped on a machined pad on the front of the left cylinder bank, near the alternator (FCA Service Manual 17-23). The 8th digit of the VIN will be 'L' for vehicles equipped with the 3.6L Pentastar V6 engine. The FCA ZF is visually distinguished by its composite intake manifold with integrated dual-injection rails and the 'Pentastar' logo on the plastic engine cover. Critical differentiation from the previous-generation Pentastar: FCA ZF has dual injection (port + direct) and higher compression. Service parts for the FCA ZF are generally interchangeable across all applications from 2017-Present.

High-Pressure Fuel Pump Issue

Problem:

High-pressure fuel pump can develop internal leaks, leading to hard starting, misfires, or reduced power.

Evidence:

FCA TSB 09-008-18

Solution:

Replace the high-pressure fuel pump assembly with the updated part as specified in FCA TSB 09-008-18.
Variable Valve Timing System

Risk:

The VVT system relies on clean, correct-viscosity oil for proper operation. Sludge or incorrect oil can cause solenoid failure or phaser issues.

Evidence:

FCA Group Service Manual 17-23

Interval:

Adhere strictly to 5W-20 API SP oil and 10,000-mile (or 12-month) service intervals.

Common Reliability Issues - CHRYSLER FCA-ZF

The FCA ZF's primary reliability risk is high-pressure fuel pump failure, with elevated incidence in vehicles subjected to poor fuel quality or extended service intervals. FCA TSB 09-008-18 documents this as a known concern, while owner reports frequently cite the issue. Using non-Top Tier fuel accelerates pump wear, making adherence to fuel quality and maintenance schedules critical.

High-pressure fuel pump failure
Symptoms: Hard starting (especially when hot), engine misfires, reduced power, check engine light (fuel pressure codes).
Cause: Internal wear or seal failure within the high-pressure fuel pump, often accelerated by fuel contamination or lack of maintenance.
Fix: Replace the high-pressure fuel pump assembly with the updated OEM part as per FCA TSB 09-008-18.
Variable valve timing solenoid failure
Symptoms: Rough idle, rattling noise from front of engine, check engine light (camshaft position codes), reduced fuel economy.
Cause: Accumulation of oil sludge or debris within the VVT solenoid, restricting its movement and preventing proper cam phasing.
Fix: Replace the faulty VVT solenoid and flush the oil passages. Verify correct oil type and change interval adherence.
Oil consumption (excessive)
Symptoms: Low oil level warning between changes, blue exhaust smoke under acceleration, fouled spark plugs.
Cause: Worn valve stem seals or piston rings allowing oil to enter the combustion chamber, a known issue on some early-build engines.
Fix: Diagnose source of consumption. Replacement of valve stem seals is a common repair; severe cases may require piston ring replacement.
Coolant leaks from thermostat housing
Symptoms: Coolant smell, low coolant level, visible coolant residue around the front of the engine near the thermostat housing.
Cause: Degradation of the plastic thermostat housing or its gasket over time and heat exposure, leading to seepage or leaks.
Fix: Replace the thermostat housing and gasket with updated OEM parts. Inspect coolant hoses and connections during service.
Research Basis

Analysis derived from FCA technical bulletins (2017-Present) and owner-reported failure data (2017-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about CHRYSLER FCA-ZF

Find answers to most commonly asked questions about CHRYSLER FCA-ZF.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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