Flex FWD V6-3.5L (2010)
![background image](/ford/flex_fwd/v6-3.5l/Page-614001.png)
Engine Block Heater: Service and Repair
Block Heater
NOTE: 3.5L shown, 3.5L Gasoline Turbocharged Direct Injection (GTDI) similar.
Removal and Installation
All engines
1. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding See: Cooling System/Service and
Repair/Cooling System Draining, Filling and Bleeding.
3.5L engine
2. Remove the RH catalytic converter. For additional information, refer to Exhaust System &/or Catalytic Converter.
3.5L Gasoline Turbocharged Direct Injection (GTDI) engine
3. Remove the RH front wheel and tire. For additional information, refer to Wheels and Tires.
4. Remove the 4 retainers and the underbody shield.
All engines
5. Remove the block heater cover.
6. NOTICE: Make sure that the block heater wiring is routed and secured away from rotating or hot components, or damage to the wiring
may occur.
Disconnect the block heater electrical connector.