F 150 2WD Pickup V8-5.4L SOHC VIN 5 (2004)
Loosen the block heater retaining screw.
Item 3: Block Heater Installation Note
1. Clean and inspect the engine block mating surface before installing the block heater.
Item 1: Block Heater Electrical Connector Installation Note
1. Route the block heater power cable away from hot or rotating components, or damage to the cable can occur.