2018 Lincoln Navigator Service and Repair Manual

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Factory-Grade Data

2018 Lincoln Navigator service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Black Label Sport Utility 4-Door
  • L Black Label Sport Utility 4-Door
  • Premiere Sport Utility 4-Door
  • L Reserve Sport Utility 4-Door
  • Select Sport Utility 4-Door
  • Reserve Sport Utility 4-Door
  • L Select Sport Utility 4-Door

Engines covered

  • 3.5L 3496CC 213Cu. In. V6 GAS DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2018 Lincoln Navigator Recalls & Complaints

NHTSA #23V59800025/08/2023Component: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Ford Motor Company (Ford) is recalling certain 2020-2023 Lincoln Aviator, 2018-2021 Lincoln Navigator, 2022-2023 Ford Transit, and 2021 Ford Bronco vehicles. The rearview camera, or 360-degree view c

Consequence

Loss of the rearview camera image can reduce the driver's rear visibility, increasing the risk of a

Remedy

Dealers will replace the rearview camera, and update the software and wiring as necessary, free of c

NHTSA #18V80500014/11/2018Component: SEATS:MID/REAR ASSEMBLY

Ford Motor Company (Ford) is recalling certain 2018 Lincoln Navigator, and Ford Expedition vehicles. The second row center seat track assemblies may be missing one or both of the J-Channel reinforcem

Consequence

In the event of a crash, a seat that moves may not properly restrain the seat occupant, increasing t

Remedy

Ford will notify owners, and dealers will inspect the second row center seat for any missing J-chann

NHTSA #23V42000009/06/2023Component: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Ford Motor Company (Ford) is recalling certain 2018-2023 Expedition and Lincoln Navigator vehicles equipped with third-row seating; and 2019-2023 F-Super Duty F-250, F-350, F-450, and F-550 SuperCab v

Consequence

Without instructions, the head restraints may be improperly adjusted, increasing the risk of injury

Remedy

Ford will mail the Owner's Manual addendums that describe how to adjust and remove the head restrain

NHTSA #24V09900009/02/2024Component: SEAT BELTS:PRETENSIONER

Ford Motor Company (Ford) is recalling certain 2018-2020 Expedition and Lincoln Navigator vehicles. The seat belt pretensioner in the driver and/or front passenger seat may inadvertently deploy and l

Consequence

Seat belts that do not retract or extend may fail to restrain an occupant as intended, increasing th

Remedy

Dealers will replace the seat belt retractors, as necessary. Additionally, dealers will install an

TSB #11028803

Some of the vehicles listed in the Model statement above may exhibit a broken floor console armrest latch.

TSB #11025611

Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. Pinpoint test HK in the Powertrain Contro

TSB #11024877

This bulletin supersedes TSB 25-2132. Reason for update: update the Part List Description and Labor Times Description Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * Harsh eng

TSB #11017346

Some 2018-2024 Expedition/Navigator vehicles equipped with 22 inch wheels, may exhibit an increased level of vibrations which can be felt while driving on a smooth road at speeds at or above 75 mph (120 km/h). Pinpoint Test G located in Wor

TSB #11017140

This bulletin supersedes TSB 25-2023. Reason for update: update the Part List and Service Procedure Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * Harsh engagement * Delayed

TSB #11014143

"Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: Harsh engagement Delayed engagement Harsh shift Delayed shift Illuminated MIL with DTCs P0751, P0752, P0756, P0757, P0761, P0762

TSB #11013132

Some 2017-2025 Ford and Lincoln vehicles equipped with a 10R60/10R80/10R80 MHT/10R100 transmission may exhibit a whine noise at idle and/or while driving.

TSB #11008948

While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions. While performing a transmission repair on some 2012-2024 Ford and Lincoln veh

Showing the 8 most recent of 163 technical service bulletins on file with NHTSA.

20250106Component: ELECTRICAL SYSTEMFire reported

TODAY WHILE DRIVING WITH HEATED SEATS I FELT A BURN ON MY SEAT AND HAD TO PULL OVER. THE SEAT HAS SOME BURN MARKS. AS A FORMER FIRE INVESTIGATOR THIS IS A MAJOR SAFETY ISSUE AND FIRE IS IMMINENT. W

20250106Component: SEATSFire reported

TODAY WHILE DRIVING WITH HEATED SEATS I FELT A BURN ON MY SEAT AND HAD TO PULL OVER. THE SEAT HAS SOME BURN MARKS. AS A FORMER FIRE INVESTIGATOR THIS IS A MAJOR SAFETY ISSUE AND FIRE IS IMMINENT. W

20231115Component: ENGINEFire reported

Connector for cooling hoses blew out causing engine to overheat and stand my family on the highway. This appears to be a common problem that someone did a YouTube video on it. I have put the video lin

20231115Component: FUEL/PROPULSION SYSTEMFire reported

Connector for cooling hoses blew out causing engine to overheat and stand my family on the highway. This appears to be a common problem that someone did a YouTube video on it. I have put the video lin

20231115Component: POWER TRAINFire reported

Connector for cooling hoses blew out causing engine to overheat and stand my family on the highway. This appears to be a common problem that someone did a YouTube video on it. I have put the video lin

Showing the 5 most serious of 63 complaints filed with NHTSA.

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