Ford F150 Pickup. Instruction - part 1822

4R100 With Auxiliary Fluid Cooler

Fig. 37: Installing Fluid Cooler Tubes (4R100 Without Auxiliary Fluid Cooler) 
Courtesy of FORD MOTOR CO. 

4. Install the fluid cooler tube(s). 

NOTE:

If the CBV assembly was removed, refer to COOLER BYPASS VALVE - 
4R100 TRANSMISSION for the installation procedure.

CAUTION: Install a new inline transmission fluid filter (XC3Z-7B155-BA) as part 

of a transmission overhaul or exchange. If the vehicle was not 
equipped with an inline fluid filter, install a new inline transmission 
fluid filter kit (XC3Z-7B155-AA) according to the instructions supplied 
with the kit as part of a transmission overhaul or exchange.

CAUTION: Failure to follow the instructions supplied with the inline 

transmission fluid filter kit can cause transmission damage.

CAUTION: Verify that the flow arrow on the filter points toward the transmission.

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

Fig. 38: Installing Inline Transmission Fluid Filter 
Courtesy of FORD MOTOR CO. 

5. If the vehicle was equipped with an inline fluid filter, install a new inline transmission fluid filter (XC3Z-

7B155-BA). If the vehicle was not equipped with an inline fluid filter, install a new inline transmission 
fluid filter kit (XC3Z-7B155-AA). Carry out the transmission fluid cooler flow test procedure to verify 
that there is correct fluid flow through the new inline fluid filter. For additional information, refer to 
AUTOMATIC TRANSMISSION-4R100 - F150 PICKUP .  

6. Position the air deflector and install the fasteners. 

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

Fig. 39: Installing Air Deflector 
Courtesy of FORD MOTOR CO. 

7. Position the skid plate and install the bolts (4x4 vehicles). 

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

Fig. 40: Installing Skid Plate (4X4 Vehicles) 
Courtesy of FORD MOTOR CO. 

8. Lower the vehicle. 

Vehicles With 4R100 Transmission 

9. Fill the transmission with the specified type and quantity of transmission fluid. For additional 

information, refer to AUTOMATIC TRANSMISSION-4R100 - F150 PICKUP . 

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Use Motorcraft MERCON(R) Multi-Purpose (ATF) Transmission Fluid XT-2-QDX or equivalent 
meeting MERCON(R) specifications.  

Vehicles With 4R70W Transmission 

10. Fill the transmission with the specified type and quantity of transmission fluid. For additional 

CAUTION: Do not use any fluid approved for MERCON(R) V application. Using a 

fluid rated for MERCON(R) V may cause internal damage in MERCON
(R) only applications.

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup