2020 FORD F450 SUPER DUTY transmission fluid

Automatic Transmission-Six
Speed
Note:
Automatic transmissions that require
MERCON® LV transmission fluid should
only use MERCON® LV transmission fluid.
The use of any other fluid could cause
transmission damage.
Capacities Quantity
Variant
13.9 qt (13.2 L)1
Six-speed automatic transmission (6R100).
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
Automatic Transmission-Ten
Speed
Note: Automatic transmissions that require
MERCON® ULV transmission fluid should
only use MERCON® ULV transmission fluid.
The use of any other fluid could cause
transmission damage.
Capacities Quantity
Variant
18.2 qt (17.2 L)1
Ten-speed automatic transmission
(10R140).
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
442
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Capacities and Specifications

Materials
Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
Locks
Materials Specification
Name
-
Motorcraft® Penetrating and Lock Lubricant(U.S.)
Motorcraft® Penetrating Fluid / Liquide dégrippant
Motorcraft®(Canada)
XL-1(U.S.)
CXC-51-A(Canada)
Transfer Case
Capacities Quantity
Variant
1.9 qt (1.8 L)
All.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
447
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Capacities and Specifications

Materials
Specification
Name
WSH-M17B19-A
Motorcraft® R-134a Refrigerant(U.S.)
R-134a Refrigerant / Frigorigène R-134a(Canada)
YN-19(U.S.)
CYN-19-R(Canada)
WSH-M1C231-B
Motorcraft® PAG Refrigerant Compressor Oil(U.S.)
Motorcraft® PAG Refrigerant Compressor Oil / Huile
PAG pour compresseur frigorifique Motor-
craft®(Canada)
YN-12-D(U.S. & Canada)
Automatic Transmission
Note: Only use MERCON® ULV
transmission fluid for automatic
transmissions that require MERCON® ULV
transmission fluid. The use of any other fluid
could cause transmission damage.
Capacities Quantity
Variant
18.1 qt (17.1 L)1
Ten-speed automatic transmission
(10R140).
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
Materials Specification
Name
WSS-M2C949-A, MERCON® ULV
Motorcraft® MERCON® ULV Automatic Transmis-
sion Fluid(U.S.)
Motorcraft® MERCON® ULV Automatic Transmis-
sion Fluid / MERCON® ULV huile pour boîtes auto-
matique Motorcraft®(Canada)
XT-12-QULV(U.S. & Canada)
451
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Capacities and Specifications

Materials
Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
Locks
Materials Specification
Name
-
Motorcraft® Penetrating and Lock Lubricant(U.S.)
Motorcraft® Penetrating Fluid / Liquide dégrippant
Motorcraft®(Canada)
XL-1(U.S.)
CXC-51-A(Canada)
Transfer Case
Capacities Quantity
Variant
1.9 qt (1.8 L)
All.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
458
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Capacities and Specifications

•
Reduced engine performance.
• Reduced fuel economy.
• Reduced brake performance. Air Conditioning System WARNING: The air conditioning
refrigerant system contains refrigerant
under high pressure. Only qualified
personnel should service the air
conditioning refrigerant system. Opening
the air conditioning refrigerant system
can cause personal injury.
Capacities Refrigerant Oil
Refrigerant
Variant
3.7 fl oz (110 ml)
27 oz (0.765 kg)
All.
Materials Specification
Name
WSH-M17B19-A
Motorcraft® R-134a Refrigerant(U.S.)
R-134a Refrigerant / Frigorigène R-134a(Canada)
YN-19(U.S.)
CYN-19-R(Canada)
WSH-M1C231-B
Motorcraft® PAG Refrigerant Compressor Oil(U.S.)
Motorcraft® PAG Refrigerant Compressor Oil / Huile
PAG pour compresseur frigorifique Motor-
craft®(Canada)
YN-12-D(U.S. & Canada)
Automatic Transmission
Note: Only use MERCON® ULV
transmission fluid for automatic
transmissions that require MERCON® ULV
transmission fluid. The use of any other fluid
could cause transmission damage.
Capacities Quantity
Variant
18.2 qt (17.2 L)1
Ten-speed automatic transmission
(10R140).
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
462
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Capacities and Specifications

Materials
Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
Locks
Materials Specification
Name
-
Motorcraft® Penetrating and Lock Lubricant(U.S.)
Motorcraft® Penetrating Fluid / Liquide dégrippant
Motorcraft®(Canada)
XL-1(U.S.)
CXC-51-A(Canada)
Transfer Case
Capacities Quantity
Variant
1.9 qt (1.8 L)
All.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
467
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Capacities and Specifications

Other Maintenance Items
Replace the cabin air filter.
Every 20,000 mi
(32,180 km)
Replace the engine air filter.
Every
30,000 mi
(48,000 km)
Replace the front wheel bearing grease and grease seal, if
you use non-sealed bearings.
Every
60,000 mi
(96,000 km)
Replace the spark plugs.
Every
100,000 mi
(160,934 km)
Inspect the accessory drive belt or belts. 1
Every
100,000 mi
(160,934 km)
Change the automatic transmission fluid and filter on 6-speed
transmission. Consult dealer for requirements.
Every
150,000 mi
(240,000 km) Replace the accessory drive belt or belts if not replaced within
the last 100,000 mi (160,000 km).
Replace the front wheel bearings and seals if you use non-
sealed bearings.
Change the axle(s) fluid. See exceptions.
Change the transfer case fluid, if applicable.
Change the engine coolant. 2
At
200,000 mi
(320,000 km)
1 If not replaced, inspect the belt or belts every
15,000 mi (24,000 km).
2 Initial replacement at ten years or 200,000 mi (320,000 km), then every five years or
100,000 mi (160,000 km).
Diesel Engine
Electronic Air Filter Maintenance
Minder
Diesel engines have an electronic air filter
maintenance minder that indicates the
status of the engine air filter. You can find
this information within the Vehicle
Maintenance menu, in the information
displays. One of three indications are
possible:
563
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Scheduled Maintenance

Other Maintenance items
1
Change the automatic transmission fluid and filter. Consult
dealer for requirements.
Every 150,000 mi
(240,000 km) Replace the accessory drive belt or belts if not replaced
within the last 100,000 mi (160,000 km)
Replace the front wheel bearings and seals if using non-
sealed bearings. Two-wheel drive vehicles.
Change the axle(s) fluid. See exceptions.
Change the transfer case fluid, if equipped.
Change the engine and secondary cooling system coolant. 4
At
200,000 mi
(320,000 km)
1 You can perform these maintenance items within
3,000 mi (4,800 km) of the last oil
change. Do not exceed the designated distance for the interval.
2 Reset the engine air filter information monitor after you replace the air filter.
3 Perform follow-up inspections every 15,000 mi (24,000 km) after the initial inspection.
Replace the belt or belts at
150,000 mi (240,000 km).
4 Initial replacement at ten years or 200,000 mi (320,000 km), then every five years or
100,000 mi (160,000 km).
SPECIAL OPERATING
CONDITIONS SCHEDULED
MAINTENANCE
Gasoline Engine
If you operate your vehicle primarily in any
of the following conditions, you need to
perform extra maintenance as indicated.
If you operate your vehicle occasionally
under any of these conditions, it is not
necessary to perform the extra
maintenance. For specific
recommendations, see your dealership
service advisor or technician.
566
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201909, Second-Printing Scheduled Maintenance