Fuel Heater - Replacement - Dodge D250 1990 Service Manual

Electrical System
DODGE Turbo Diesel
Engine Electrical System Replacement Procedures
Page 8-17
1 1/16 inch Socket
Remove the thermistor.
1 1/16 inch Socket
Apply liquid teflon sealant to the threads when installing the
thermistor. Re-connect the wiring harness.
• Tighten the sensor
- Refill Cooling System
Torque Value: 24 N-m [18 ft-lbs]
Fuel Heater - Replacement
75-80mm Filter Wrench
Clean the area around the fuel filter and fuel heater thoroughly.
Remove the fuel filter, electrical connectors and sensor from
the fuel heater.
Screwdriver Adapter
Remove the center adapter and the fuel heater assembly from
the cylinder head. Clean the surface of the head to remove any
remaining seal.