Ford F150 Pickup. Manual - part 1814

2003 TRANSMISSIONS

Transmission Cooling - F150 Pickup 

SPECIFICATIONS 

GENERAL SPECIFICATIONS 

Fig. 1: General Specifications 
Courtesy of FORD MOTOR CO. 

TORQUE SPECIFICATIONS 

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

Fig. 2: Torque Specifications 
Courtesy of FORD MOTOR CO. 

DESCRIPTION & OPERATION 

TRANSMISSION COOLING 

The transmission fluid cooling system, without an auxiliary transmission fluid cooler, consists of:  

z

an intank fluid cooler inlet tube  

z

a non-repairable intank transmission fluid cooler  

z

an intank fluid cooler return tube  

The transmission fluid cooling system, with an auxiliary transmission fluid cooler, consists of: 

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

z

an intank fluid cooler inlet tube  

z

a non-repairable intank transmission fluid cooler  

z

an auxiliary fluid cooler inlet tube  

z

an auxiliary transmission fluid cooler  

z

an auxiliary fluid cooler return tube  

The transmission fluid flows from the transmission (front fitting for 4R100) (bottom fitting for 4R70W), to the 
intank transmission fluid cooler, to the auxiliary transmission fluid cooler, if so equipped, and returns to the 
transmission (rear fitting for 4R100) (top fitting for 4R70W). 

For fluid cooler flow testing, and backflushing and cleaning procedures, refer to AUTOMATIC 
TRANSMISSION-4R100 - F150 PICKUP or AUTOMATIC TRANSMISSION-4R70W - F150 PICKUP . 

Fig. 3: Identifying 4R70W Transmission Without Auxiliary Transmission Fluid Cooler 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup

  

Fig. 4: Identifying 4R100 Transmission Without Auxiliary Transmission Fluid Cooler 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 TRANSMISSIONS Transmission Cooling - F150 Pickup