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2004 Mercury Mountaineer CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Mercury REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Vacuum & Wiring Diagrams -> Light Trucks & Vans
Vehicle: 2004 Mercury Mountaineer 4.0 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Power Brake Units -> Bendix Vacuum Brake Booster -> Brake Booster, Replace -> Aviator -> E-Series, Expedition, Explorer, Explorer Sport & Sport/Trac, F-150, Mark LT, Mountaineer & Navigator -> Escape & Mariner -> Excursion & F-Super Duty -> Freestar & Monterey -> Ranger
Vehicle: 2004 Mercury Mountaineer Premier 4.6 V8 GAS
Aviator
Refer to Fig. and remove components in sequence illustrated. Use new nuts when installing brake booster.
Excursion & F-Super Duty
- Remove air cleaner housing, if required.
- Remove brake master cylinder attaching nuts.
- Position brake master cylinder aside.
- Disconnect booster vacuum hose.
- Disconnect power distribution box auxiliary relay and set aside.
- Remove fuse panel cover.
- Remove brake pedal position switch self-locking pin.
- Remove brake pedal position switch and brake booster pushrod from brake pedal pin.
- Remove power brake booster nuts.
- Remove power brake booster.
- Reverse p...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Ford Motor Co. Light Trucks, SUVs & Vans -> Fuel Shutoff Switch Location -> 1999-06 Explorer, Explorer Sport & Sport Trac & Mountaineer
Vehicle: 2004 Mercury Mountaineer 4.0 V6 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble -> Single Cardan, Flange Yoke -> Single Cardan, Slip Yoke
Vehicle: 2004 Mercury Mountaineer 4.6 V8 GAS
Single Cardan, Slip Yoke
Disassemble
Do not, under any circumstance, clamp the shaft in the jaws of a vise or similar holding fixture. Denting or localizing fracture can result, causing shaft failure during vehicle operation. Place the shaft on a suitable workbench. Do not damage the tube. If components are not marked and installed incorrectly, driveline imbalance can occur.
- Index-mark the shaft components.
- Remove and discard all four snap rings.
- Clamp bearing cup removal tool No. 205-086 or equivalent in a vise.
- If necessary, use a pair of pliers to remove a bearing cup t...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Description
Vehicle: 2004 Mercury Mountaineer 4.0 V6 FLEX
The optional TPMS (Tire Pressure Monitor System) has the ability to monitor the air pressure of all five tires. The tire-mounted pressure sensors transmit signals to the TPMS module by using the valve stem as an antenna. These transmissions are sent approximately every 30 seconds when the vehicle speed exceeds 20 mph....
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Starter, Replace
Vehicle: 2004 Mercury Mountaineer 4.6 V8 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Remove starter motor electrical connectors.
- Remove upper and lower starter motor mounting bolts, then starter motor from v...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Ford Motor Co. Trucks -> Low Coolant Lamp ->
Vehicle: 2004 Mercury Mountaineer 4.0 V6 FLEX
This lamp should light when engine coolant level in the radiator drops below a predetermined le...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2004 Mercury Mountaineer 4.0 V6 FLEX
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from radiator.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from water pump.
- Remove radiator outlet hose from water pump and from vehicle.
- Reverse procedure to in...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2004 Mercury Mountaineer AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2004 Mercury Mountaineer 4.0 V6 FLEX
- Disconnect battery ground cable from battery.
- Rotate accessory drive belt tensioner counterclockwise to relieve t...
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COMPONENT LOCATION DIAGRAMS FOR 2004 Mercury Mountaineer AUTOMOBILES
Component location diagrams for most 2004 Mercury Mountaineer cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2004 Mercury Mountaineer AUTOMOBILES
OEM drawn wiring diagrams for most 2004 Mercury Mountaineer cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2004 Mercury Mountaineer AUTOMOBILES
OEM TSB listings for most 2004 Mercury Mountaineer cars and light trucks sold in the U.S. from 1985+.
Document: DTC P0505 / P0506 / HESITATION / LOSS OF RPM / DIFFICULTY STARTING / LOW IDLE RPM Vehicle: 2004 Mercury Mountaineer 4.0 V6 GAS Symptoms: |
Document: UNITIZED SEAL DIAGNOSIS - LEAK / GREASE OIL SEPARATION - AXLE BEARING SEAL 8.8 IFS, 8.8 IRS, AND 9.75 IRS AXLES - REVISED Vehicle: 2004 Mercury Mountaineer 4.6 V8 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2004 Mercury Mountaineer AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2004 Mercury Mountaineer cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2004 Mercury Mountaineer cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2004 Mercury Mountaineer cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2004 Mercury Mountaineer cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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