Fluid Ford Part Name Capacity
Fuel tank N/A 19.0 gallons (71.9L)
Rear axle lubricant
5Motorcraft SAE
80W-90 Premium Rear
Axle Lubricant5.0 pints (2.4L)8
Rear axle lubricant
(limousine)5Motorcraft SAE
75W-140 Rear Axle
Lubricant4.50-4.75 pints
(2.1-2.3L)
6,8
Windshield washer
fluidMotorcraft Premium
Windshield Washer
ConcentrateFill to line on reservoir
1Use only brake fluids certified to meet Ford specifications. Refer to
Lubricant Specificationsin this chapter. DOT 3 fluid is recommended.
However, if DOT 3 is not available, DOT 4 fluid can be used.
2Ensure the correct automatic transmission fluid is used. MERCONand
MERCONV are not interchangeable. DO NOT MIX MERCONand
MERCONV. Refer to thescheduled maintenance informationto
determine the correct service interval.
3Indicates only approximate dry-fill capacity. Some applications may vary
based on cooler size and if equipped with an in-tank cooler. The amount
of transmission fluid and fluid level should be set by the indication on
the dipstick’s normal operating range.
4Add the coolant type originally equipped in your vehicle.
5Rear axles are considered lubricated for life when the vehicle is used for
normal service. See yourscheduled maintenance informationfor
Severe Duty requirements.
6Add 4 oz. (118 ml) of Additive Friction Modifier XL-3 or equivalent
meeting Ford specification EST-M2C118–A for complete refill of
Traction-Lok rear axle.
7Use of synthetic or synthetic blend motor oil is not mandatory. Engine
oil need only meet the requirements of Ford specification
WSS-M2C930-A and the API Certification mark.
8Service refill capacities are determined by filling the rear axle 1/4 inch
to 9/16 inch (6 mm to 14 mm) below the bottom of the filler hole.
2006 Town Car(tow)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
308
1Use only brake fluids certified to meet Ford specifications. DOT 3 fluid
is recommended. However, if DOT 3 is not available, DOT 4 fluid can be
used.
2Add 4 oz. (118 ml) of Additive Friction Modifier XL–3 or equivalent
meeting Ford specification EST-M2C118-A for complete refill of
Traction-Lok rear axles.
3Ensure the correct transmission fluid is used. Transmission fluid
requirements are indicated on the dipstick or the dipstick handle.
MERCONand MERCONV are not interchangeable. DO NOT mix
MERCONand MERCONV. Refer to yourscheduled maintenance
informationto determine the correct service interval.
ENGINE DATA
Engine 4.6L SOHC V8
engine4.6L FFV SOHC V8
engine
Cubic inches 281 281
Required fuel 87 octane 87 octane or Ethanol
(E-85)
Firing order 1-3-7-2-6-5-4-8 1-3-7-2-6-5-4-8
Ignition system Coil on plug Coil on plug
Spark plug gap 0.052–0.056 inch
(1.32–1.42 mm)0.041–0.047 inch
(1.04–1.20 mm)
Compression ratio 9.4:1 9.4:1
2006 Town Car(tow)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
311
