Page 228 of 248
•Fill level for V6
•Fill level for V8
4. Add enough fluid through the filler opening to bring the fluid up to
the recommended levels.
5. Install and tighten the fill plug securely.
Use only fluid that meets Ford specifications. Refer toLubricant
specificationsin this chapter.
MOTORCRAFT PART NUMBERS
Component 4.0L V6 engine 4.6L V8 engine
Air filter element FA-1773 FA-1773
Fuel filter FG-1083 FG-1083
Battery BXT-96R BXT-96R
Battery - (with High
Electrical content)BXT-40R BXT-40R
Oil filter FL-820-S FL-820-S
PCV valve
1(non-serviceable)
Spark Plugs2
1
The PCV valve is a critical emission component. It is one of the items
listed inscheduled maintenance informationand is essential to the
life and performance of your vehicle and to its emissions system.
2006 05+ Mustang(197)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
228
Page 231 of 248

Fluid Ford Part
NameApplication Capacity
Automatic
Transmission
fluid
3
Motorcraft
MERCONV
AT FAll 11.9 quarts
(11.2L)4
Manual
Transmission
fluid
3
Motorcraft
MERCONAT F4.0L V6 engine 2.75 quarts
(2.6L)5
4.6L V8 engine 3.2 quarts
(3.0L)5
Windshield
washer fluidMotorcraft
Premium
Windshield
Washer
ConcentrateAll 4.0 quarts
(3.8L)
1Add the coolant type originally equipped in your vehicle.
2Rear axle lubricants do not need to be checked or changed unless a
leak is suspected, service is required or the axle assembly has been
submerged in water. The axle lubricant should be changed any time the
rear axle has been submerged in water. Fill 1/4 inch to 9/16 inch (6 mm
to 14 mm) below bottom of fill hole. Add 4 oz. (118 ml) of Additive
Friction Modifier XL–3 or equivalent meeting Ford specification
EST-M2C118–A for complete refill of Traction-Lok axles.
3Ensure the correct automatic transmission fluid is used. MERCONand
MERCONV are not interchangeable. DO NOT mix MERCONand
MERCONV. Refer toscheduled maintenance informationto
determine the correct service interval.
4Approximate dry capacity, includes cooler and tubes. Fluid level should
be checked by an authorized dealer.
5Service refill capacity is covered underchecking and adding manual
transmission fluidin this chapter.
6Use of synthetic or synthetic blend motor oil is not mandatory. Engine
oil need only meet the requirements of Ford specification
WSS-M2C929-A (4.0L) or WSS-M2C930-A (4.6L) and the API
Certification mark.
2006 05+ Mustang(197)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
231
Page 233 of 248

Item Ford part
nameFord part
numberFord
specification
Power steering
fluidMotorcraft
MERCONAT FXT-2-QDX MERCON
Rear Axle
LubricantMotorcraft SAE
75W-140
Synthetic Rear
Axle Lubricant
1
XY-75W140-QL WSP-M2C192-A
Automatic
transmission
fluidMotorcraft
MERCONV
AT F
2
XT-5-QM MERCONV
Manual
transmission
fluidMotorcraft
MERCONAT FXT-2-QDX MERCON
Disc brake
caliper railsMotorcraft
Silicone Brake
Caliper Grease
and Dielectric
CompoundXG-3-A ESE-M1C171-A
Windshield
washer fluidMotorcraft
Premium
Windshield
Washer
ConcentrateZC-32–A WSB-M8B16–A2
1Add 4 oz. (118 ml) of Additive Friction Modifier XL-3 or equivalent
meeting Ford specification EST-M2C118-A for complete refill of
Traction-Lok axles.
Ford design rear axles contain a synthetic lubricant that does not require
changing unless the axle has been submerged in water.
2Ensure the correct automatic transmission fluid is used. MERCONand
MERCONV are not interchangeable. DO NOT mix MERCONand
MERCONV. Refer toscheduled maintenance informationto
determine the correct service interval.
2006 05+ Mustang(197)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
233