3.0L EcoBoost – Cold Start Ticking/Tapping Or Rattle Type Noise – 2020-2022 Ford Explorer & Lincoln Aviator

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TECHNICAL SERVICE BULLETIN 3.0L EcoBoost – Cold Start Ticking/Tapping Or Rattle Type Noise 22-2377 17 October 2022 Model: Ford 2020-2022 Explorer Lincoln 2020-2022 Aviator Engine: 3.0L EcoBoost Engine: 3.0L EcoBoost Issue: Some 2020-2022 Explorer/Aviator vehicles equipped with a 3.0L EcoBoost engine may exhibit a ticking/tapping or rattle type noise from the top front cover area of the engine on initial start-up after a cold soak of 6 hours or more that may last for 2-5 seconds. This may be due to a worn variable cam timing (VCT) unit. To correct the condition, follow the Service Procedure to replace the VCT units. Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria: • 2020-2022 Explorer/Aviator • 3.0L EcoBoost engine • Customer symptom of ticking/tapping or rattle noise from the front cover area after a cold start NOTE: Dealers should only order parts for customer vehicles that require repairs. Because of part constraints, dealers may experience situational short-term backorders on some parts. Customers should continue to drive vehicles while parts are on order. Parts Required For All Vehicles Service Part Number L1MZ-6C525- A L1MZ-6256-A BB5Z-4B422- A CN1Z-7H424- B CP9Z-6279-C DS7Z-19B596- A FT4Z-00815-A FT4Z-6020-A FT4Z-6020-J FT4Z-6840-B FT4Z-6840-C FT4Z-6N652- D FT4Z-6N652- G Quantity 2 2 2 2 4 1 1 1 1 1 1 1 4 Description VCT Unit – Exhaust VCT Unit – Intake Front Axle Pinion Stem Circlip Halfshaft Seal VCT Unit Bolts A/C Line-Compressor O-ring Seal Oil Gallery Seal Oil Cooler Gasket Engine Front Cover Gasket Oil Filter O-ring Seals Stem-To-Oil Drain Port Seal Oil Pump Return Tube O-ring Seals Turbocharger Oil Return Tube O-ring Seal Unit of Issue 1 1 1 1 1 1 1 1 1 2 1 1 1 Piece Quantity 2 2 2 2 4 1 1 1 1 2 1 1 4 FT4Z-6N652-F FT4Z-8507-C JR3Z-6701-A JT4Z-6020-A JT4Z-6584-B JT4Z-6584-D JT4Z-6C683-A JT4Z-6N652-A JT4Z-6N652-B JT4Z-9E583-A K2GZ-9440-A KU2Z-6731-A L1MZ-00815-A L1MZ-4382-A L1MZ-4382-B L1MZ-4421-B L1MZ-6584-A L1MZ-6584-B L1MZ-6584-C L1MZ-6710-A L1MZ-6L612-B L1MZ-9448-A L1MZ-9J323-A LB5Z-3B477-A N1MZ-4A015- B W520517- S440 W712961- S439 W714870- S430 W715131- S442 W715564- S442 W715618- S437 W715932- S439 W716117- S437 W716979- S439 W719413- S439 1 Turbocharger Oil Return Tube-To-Engine Block Gasket 1 1 1 Coolant Pump Seal 1 1 1 Crankshaft Front Oil Seal 1 1 1 Coolant Pump Gasket 1 1 1 Valve Cover Gasket 1 1 1 Valve Cover Gasket 1 1 2 Turbocharger Oil Supply Tube Filter 1 2 1 Turbocharger Oil Supply O-ring Seal 1 1 1 Turbocharger Oil Supply O-ring Seal 1 1 1 High Pressure Fuel Pump O-ring Seal 1 1 1 Engine Front Cover Gasket 1 1 1 Oil Filter Element 1 1 2 Front Axle Pinion Stem O-ring 1 2 4 Engine Mount Bolts 1 4 4 Engine Mount Bolts 1 4 1 Front Slip Yoke Boot Clamp Assembly 1 1 1 Valve Cover Gasket, Left 1 1 1 Valve Cover Gasket, Right 1 1 1 Valve Cover Rocker Arm Gasket 1 1 1 Oil Pan Gasket 1 1 2 Catalytic Converter Gasket 1 2 2 Turbocharger Gasket 1 2 1 High Pressure Fuel Tube 1 1 2 Wheel Hub Nut (AWD) 1 2 1 Front Actuator Seal 1 1 1 Lower Strut-to-Wheel Knuckle Nuts (AWD) 4 4 1 Steering Shaft Bolt 2 1 1 Turbocharger Nuts 4 4 1 Cable Assembly Bolts (10R60 Transmission) 4 2 1 Turbocharger Oil Supply Bolt 4 3 2 Torque Converter Nuts 4 6 1 Lower Strut-to-Wheel Knuckle Bolts (AWD) 4 4 2 Turbocharger Bolt 1 2 1 Rear Subframe Bolts 4 2 1 Middle and Front Subframe Bolts 4 4 W719431- S439 W719511- S439 W719699- S442 W721083- S439 L1MZ-3B478- A BR3Z-6A340- A 5L7Z-7D285-A 5L7Z-7J324-A KX6Z-9C587- A FT4Z-12A227- A L1MZ-4676-C XW4Z-6700-B FL3Z-9439-A W520216- S440 W716383- S437 W718758- S300 W719326- S439 W721083- S439 XL-5-A XO-5W30- Q1SP CXO-5W30- LSP6 XT-12-QULV ZC-30-A ZC-31-B ZC-37-A PM-4-A PM-4-B 1 2 4 4 1 1 1 1 1 1 1 1 1 4 4 4 1 1 As Needed As Needed As Needed As Needed As Needed As Needed As Needed As Needed As Needed Transmission Bolts 4 3 Transfer Case Flange Bolts (4WD) 4 6 Catalytic Converter Nuts 1 4 Transmission Support Insulator Bolts 1 4 Halfshaft Boot Clamp 1 1 Crankshaft Pulley Bolt 1 1 Transmission Cooler Line Seal 2 2 Ring Seal 2 2 High Pressure Fuel Pump Roller Tappet 1 1 Crankshaft Ring 1 1 Oil Seal Assembly 1 1 Front Main Oil Seal 1 1 Intake Manifold Gaskets 6 6 Sway Bar Linkage Nut 1 4 Turbo Stud 1 4 Block Dowel Pin 1 4 Engine Mount Bolts 4 4 Transmission Bracket Bolts 4 4 Motorcraft® Multi-Purpose Grease Spray Motorcraft® SAE 5W-30 Synthetic Blend Motor Oil (All Markets Except Canada) Motorcraft® SAE 5W-30 Super Premium Motor Oil (Canada Only) Motorcraft® MERCON® ULV Automatic Transmission Fluid Motorcraft® Gasket Remover Motorcraft® Metal Surface Prep Wipes Motorcraft® Wheel and Tire Cleaner Motorcraft® Metal Brake Parts Cleaner (Compliant With Low Volatile Organic Compound Requirements As Required In Some USA States) Motorcraft® Metal Brake Parts Cleaner (Not Compliant With Volatile Organic Compound Requirements) TA-357 ZC-20 CXC-66-A YN-35 As Needed As Needed As Needed As Needed Motorcraft® High Performance Engine RTV Silicone Motorcraft® Engine Shampoo and Degreaser (All Markets Except Canada) Motorcraft® Engine Shampoo (Canada Only) Motorcraft® R-1234yf Refrigerant PAG Oil Parts Aviator Required Parts Service Part Number W711310-S440 W719503-S439 W719506-S440 W720050-S440 W716375-S900 W716300-S450B W520214-S440 XG-11 XL-2 XY-75W140-QL Quantity 1 1 1 1 2 1 1 As Needed As Needed As Needed Description Lower Arm Bracket Nut (RWD) Lower Arm Bracket Bolt (RWD) Sway Bar Link Nut Tie Rod End Nut (RWD) Transfer Case Mounting Bolts Engine Mount Nuts Transmission Nut Motorcraft® High Temperature 4X4 Front Axle and Wheel Bearing Grease Motorcraft® High Temperature Nickel Anti-Seize Lubricant (Hybrid) Motorcraft® SAE 75W-140 Synthetic Rear Axle Lubricant Unit of Issue 4 4 4 4 5 4 2 Piece Quantity 2 2 2 2 8 4 1 Parts Explorer Required Parts Service Part Number Quantity Description Unit of Issue Piece Quantity KR3Z-6A666-A 1 PCV Valve 1 1 W714660-S439 1 Anchor Plate Bolts 4 2 W720782-S439 1 Rear Subframe Bolts 4 2 W713714-S439 1 Rear Subframe Bolts 4 2 W710726-S442 1 Cable Assembly Bolts (10R80 Transmission) 4 2 W717521-S440 2 Engine Mount Nuts, Left and Right 1 2 W705606-S440 2 Sway Bar Link Nuts 2 4 W525174-S300 1 Skid Bar Rivets (Police Only) 10 1 Parts Parts To Inspect And Replace Only If Necessary (Explorer/Aviator) Service Part Number FT4Z-6A832-C FT4Z-8C387-A L1MZ-8527-A Quantity 1 1 1 Description Oil Filter Housing Air Cleaner Outlet Pipe O-ring Seal Coolant Pipe O-ring Unit of Issue 1 1 1 Piece Quantity 1 1 1 W719698-S900 BR3Z-6C535-B 7T4Z-6379-AA W719485-S450 VC-13-G CVC-13-G VC-1 YN-23 4 6 2 1 As Needed As Needed As Needed As Needed Catalytic Converter Stud 1 4 Spark Plug Seals 1 6 Turbocharger Studs 4 8 Fuel Pump Studs 4 2 Motorcraft® Yellow Concentrated Antifreeze/Coolant (All Markets Except Canada) Motorcraft® Yellow Concentrated Antifreeze/Coolant (Canada Only) Motorcraft® Premium Cooling System Flush Motorcraft® A/C System Flushing Solvent Quantity refers to the amount of the service part number required to repair the vehicle. Unit of Issue refers to the number of individual pieces included in a service part number package. Piece Quantity refers to the total number of individual pieces required to repair the vehicle. As Needed indicates the amount of the part may vary and/or is not a whole number. Parts can be billed out as non- whole numbers, including less than 1. Warranty Status: Eligible under provisions of New Vehicle Limited Warranty (NVLW)/Emissions Warranty/Service Part Warranty (SPW)/Special Service Part (SSP)/Extended Service Plan (ESP) coverage. Limits/policies/prior approvals are not altered by a TSB. NVLW/Emissions Warranty/SPW/SSP/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool. Labor Times Description 2020-2022 Explorer RWD 3.0L EcoBoost: Replace All 4 VCT Units (Can Be Claimed With Operation E Or F) 2020-2022 Explorer 4WD 3.0L EcoBoost: Replace All 4 VCT Units (Can Be Claimed With Operation E Or F) 2020-2022 Aviator RWD 3.0L EcoBoost: Replace All 4 VCT Units (Can Be Claimed With Operation E Or F) 2020-2022 Aviator AWD 3.0L EcoBoost: Replace All 4 VCT Units (Can Be Claimed With Operation E Or F) Additional Time To Check And Correct Caster/Camber And Front Toe (Can Be Claimed With Operation A, B, C Or D) Additional Time To Check And Correct Caster/Camber And Front Toe For Vehicles With Lane Departure (Can Be Claimed With Operation A, B, C Or D) Operation No. 222377A 222377B 222377C 222377D 222377E 222377F Time 21.6 Hrs. 23.4 Hrs. 22.4 Hrs. 23.7 Hrs. 1.1 Hrs. 1.3 Hrs. Repair/Claim Coding Causal Part: 6C525 Condition Code: 42 Service Procedure 1. Replace all 4 VCT units. Refer to Workshop Manual (WSM), Section 303-01. Do not replace any additional VCT or engine timing related components not included in the Parts List. (1). It is not necessary to remove the 2 left valve cover cam sensors. (2). All the VCT solenoid and spark plug tube seals require inspection, but not all require replacement. © 2022 Ford Motor Company All rights reserved. NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge, tools, and equipment to do the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or provides information that could assist in proper vehicle service. The procedures should not be performed by “do-it-yourselfers”. Do not assume that a condition described affects your car or truck. Contact a Ford or Lincoln dealership to determine whether the Bulletin applies to your vehicle. Warranty Policy and Extended Service Plan documentation determine Warranty and/or Extended Service Plan coverage unless stated otherwise in the TSB article. The information in this Technical Service Bulletin (TSB) was current at the time of printing. Ford Motor Company reserves the right de this information with updates. The most recent information is available through Ford Motor Company’s on-line technical resources.

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