2006 Mercury Mountaineer Service and Repair Manual

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Factory-Grade Data

The 2006 Mercury Mountaineer Service and Repair Manual is a practical, workshop-ready reference for maintenance, diagnostics, and repairs. Use it to troubleshoot symptoms, follow step-by-step procedures, verify specifications, and confirm wiring and connector locations before replacing parts.

Ideal for technicians and DIY owners, it supports everything from routine service to deeper mechanical and electrical work—including drivability, no-start, warning lights, overheating, brake and suspension issues, HVAC faults, and circuit testing.

Trims covered

  • Convenience Sport Utility 4-Door
  • Luxury Sport Utility 4-Door
  • Premier Sport Utility 4-Door

Engines covered

  • 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
  • 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated

What’s inside

  • 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

Why this manual matters

  • Faster diagnostics with system-based troubleshooting and wiring diagrams
  • Clear procedures and reference sections to reduce guesswork and rework
  • Helpful for maintenance planning and verifying parts/specs before repairs

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Vehicle Safety Data

2006 Mercury Mountaineer Recalls & Complaints

NHTSA #05V52000009/11/2005Component: VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR

ON CERTAIN TRUCKS, PASSENGER CARS AND SPORT UTILITY VEHICLES, THE WINDSHIELD WIPER MOTOR MAY HAVE BEEN PRODUCED WITHOUT GREASE BEING APPLIED TO THE OUTPUT SHAFT GEAR.

Consequence

AFTER A PERIOD OF CONTINUOUS USE ON THE HIGH SPEED SETTING, LACK OF GREASE ON THE OUTPUT SHAFT GEAR

Remedy

DEALERS WILL INSPECT THE WIPER MOTOR FOR THE PRESENCE OF GREASE AND GREASE THE WIPER MOTOR GEARS IF

TSB #10243490

When performing any transmission fluid changes or topoffs involving MERCON SP, MERCON LV has replaced all versions of MERCON SP and can be used going forward. Mixing MERCON LV and MERCON SP in the same transmission is acceptable. After 30-J

TSB #10156863

Some 2000 and newer Ford, Lincoln and Mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled and/or peeling paint with or without accompanying white dust. Panel replacement is recommended. Fo

TSB #10155551

Some 2000 and newer Ford, Lincoln and Mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled and/or peeling paint with or without accompanying white dust. Panel replacement is recommended. Fo

TSB #10148819

This SKU is a front upper ball joint. The Customer communication requested return of unsold inventory to inspect for ball studs with excessive rotational friction in the ball joint assembly. Excessive friction in the ball joint assembly may

TSB #10143079

Various vehicles equipped with a 4.6L, 5.4L, 6.8L modular 3 valve engine built on or before 8-Jan-2016 may exhibit symptoms that may include upper end engine noise, rough running, misfire and/or engine damage. If diagnosis leads to only cam

TSB #10109070

The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to diagnose possible ETB concerns. The IDS has a limited refresh rate

TSB #10055318

FORD/MERCURY: TO PREVENT HARNESS DAMAGE, ON SOME VEHICLES, RESULTING IN CONTACT WITH TIRE OR SUSPENSION COMPONENTS, PROPER ROUTING OF WIRING HARNESS FOR WHEEL SPEED SENSOR IS KEY. 2006-2010 EXPLORER, MOUNTAINEER, EXPLORER SPORT TRAC. *PE

TSB #10045340

FORD/LINCOLN/MERCURY: IF BATTERY WAS DISCONNECTED OR DEAD, VEHICLES/TRUCKS MAY EXPERIENCE HARD STARTS AND ENGINE IDLE RPM FLUCTUATION AND EXHIBIT DIAGNOSTIC TROUBLE CODES (DTCS) P0505, P0506, P2111 AND P2112. *PE

Showing the 8 most recent of 37 technical service bulletins on file with NHTSA.

20100726Component: TIRESCrash reported2 injured

2006 MERCURY MOUNTAINEER, BLEW A TIRE, THEN WENT OFF THE RIGHT SIDE OF THE ROAD STRUCK 3 BRIDGE PILLARS AND THEN JACK KNIFED, COMING TO REST IN THE MEDIAN. *BF (OHIO TRAFFIC CRASH REPORT # 10-0245

20160321Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNS A 2006 MERCURY MOUNTAINEER. WHILE DRIVING AT 10 MPH, ANOTHER VEHICLE CRASHED INTO THE FRONT DRIVER SIDE OF THE CONTACT'S VEHICLE. THE CONTACT'S VEHICLE WAS PUSHED INTO A TELEPHONE

20090920Component: POWER TRAIN:AUTOMATIC TRANSMISSIONCrash reported1 injured

MY CAR HAS HAD A CONTINUING PROBLEM WITH THE TRANSMISSION. IT SHIFTS ROUGHLY AND LURCHES WHEN BEGINNING TO MOVE. FOR EXAMPLE, WHEN STOPPED AT A STOPLIGHT, AND THEN BEGINNING TO DRIVE, IT WILL LURCH,

20070824Component: PARKING BRAKECrash reported1 injured

TL*THE CONTACT RENTED A 2006 MERCURY MOUNTAINEER. WHILE MAKING A LEFT TURN AT APPROXIMATELY 5-10 MPH, THE CONTACT APPLIED TOO MUCH PRESSURE TO THE ACCELERATOR PEDAL AND THE VEHICLE SPED FORWARD. THE

20070824Component: SERVICE BRAKES, HYDRAULICCrash reported1 injured

TL*THE CONTACT RENTED A 2006 MERCURY MOUNTAINEER. WHILE MAKING A LEFT TURN AT APPROXIMATELY 5-10 MPH, THE CONTACT APPLIED TOO MUCH PRESSURE TO THE ACCELERATOR PEDAL AND THE VEHICLE SPED FORWARD. THE

Showing the 5 most serious of 153 complaints filed with NHTSA.

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