2012 Lincoln Navigator Service and Repair Manual

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Factory-Grade Data

2012 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

  • L Sport Utility 4-Door
  • Ultimate Sport Utility 4-Door
  • Base Sport Utility 4-Door

Engines covered

  • 5.4L 330Cu. In. V8 FLEX SOHC Naturally Aspirated
  • 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated

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

2012 Lincoln Navigator Recalls & Complaints

NHTSA #16V24800027/04/2016Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Ford Motor Company (Ford) is recalling certain model year 2011-2012 Ford F-150 trucks, 2012 Ford Expedition, Lincoln Navigator, and Ford Mustang vehicles. The affected vehicles are equipped with an a

Consequence

An unexpected downshift into first gear can cause the vehicle to slow down suddenly without warning

Remedy

Ford will notify owners, and dealers will reprogram the powertrain control module with updated softw

NHTSA #12V19000003/05/2012Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

FORD IS RECALLING CERTAIN MODEL YEAR 2011-2012 FORD F-150, 2012 EXPEDITION AND LINCOLN NAVIGATOR, AND 2012-2013 MUSTANG VEHICLES, FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE S

Consequence

IF THIS CONDITION EXISTS, THE TRANSMISSION MAY NOT GO INTO REVERSE OR WHEN THE DRIVER PUSHES THE SHI

Remedy

FORD WILL NOTIFY OWNERS, AND DEALERS WILL INSPECT AND REPLACE THE TRS AS NECESSARY, FREE OF CHARGE.

NHTSA #12V03400002/02/2012Component: SEATS:MID/REAR ASSEMBLY

FORD IS RECALLING CERTAIN MODEL YEAR 2012 EXPEDITION AND LINCOLN NAVIGATOR VEHICLES, MANUFACTURED FROM NOVEMBER 19, 2011, THROUGH DECEMBER 2, 2011, FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FED

Consequence

IN THE EVENT OF A CRASH, THE SEAT HEAD RESTRAINT MAY NOT PROVIDE THE REQUIRED STRENGTH, INCREASING T

Remedy

FORD WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE HEAD RESTRAINTS AS NECESSARY, FREE OF CHARGE.

TSB #11031792

Harvest Program 25H05 Supplement #1 Certain 2011-2021 Model Year Vehicles Software Verification Harvest Program

TSB #11029052

Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the access

TSB #11026013

This is a proactive investigation program by Ford Motor Company to inspect a limited number of affected vehicles that are customer-owned. Ford is voluntarily conducting this program to evaluate the software currently installed on one or mor

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

TSB #11005305

This article supersedes TSB 22-2219 to update the Parts List and Service Procedure to clarify applicable steps by vehicle application. Some 2003-2020 Expedition/Navigator and 2006-2020 F-150 (non-Raptor) vehicles equipped with 4WD may exhib

TSB #10254138

All accessory stick-on keyless entry keypads come with a wallet card containing the master code. If the accessory keypad was factory installed, this card will be placed in the glove box and should be handed to the vehicles owner during ini

TSB #10235153

For 2000-2024 Ford and Lincoln vehicles, swapping a module from a vehicle for diagnosis purposes is likely to cause errors and is not recommended. It is also not recommended to order a replacement module using a vehicle identification numbe

TSB #10214754

Some 2003-2020 Expedition/Navigator and 2006-2020 F-150 (non-Raptor) vehicles equipped with 4WD may exhibit grinding/clicking/ratcheting noise from the front wheel area. This may be due to partial engagement of the integrated wheel ends (IW

Showing the 8 most recent of 58 technical service bulletins on file with NHTSA.

20240830Component: TIRES:TREAD/BELT

Belts dislodged on all tires. Tires have 70% tread left. My mechanic said it is manufacturing defect of Tires. SUV started shaking badly on highway

20220801Component: UNKNOWN OR OTHER

Vehicle randomly downshifts at speed causing sudden and jarring loss of speed. Vehicle will eventually and intermittently flash a service wrench error, speedometer stops working, and displays "000 Mil

20210402Component: POWER TRAIN

GOING DOWN THE HIGHWAY MY TRANSMISSION ON MY 2012 NAVIGATOR AUTOMATICALLY DOWN SHIFTED TO 1ST GEAR. I PULLED OVER AND SHUT THE CAR OFF. WHEN I TRIED TO START IT THE INTERIOR AND EXTERIOR LIGHT FLASHED

20200623Component: POWER TRAIN

MY 2012 NAVIGATOR STARTED TO ACT WEIRD THE WRENCH SIGNAL APPEARED,MY SPEEDOMETER NOT WORKING,THE RPM WENT VERY HIGH,NO POWER ON MY SUV,MAYBE 5MPH THE MOST,AND THE INFORMATION SCREEN SHOWS NO GAS,WHIL

20200623Component: VEHICLE SPEED CONTROL

MY 2012 NAVIGATOR STARTED TO ACT WEIRD THE WRENCH SIGNAL APPEARED,MY SPEEDOMETER NOT WORKING,THE RPM WENT VERY HIGH,NO POWER ON MY SUV,MAYBE 5MPH THE MOST,AND THE INFORMATION SCREEN SHOWS NO GAS,WHIL

Showing the 5 most serious of 15 complaints filed with NHTSA.

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