Lincoln Aviator 2020-2025 Service Manual / Powertrain / Engine / Engine Cooling - 3.0L EcoBoost / Removal and Installation - Thermostat

Lincoln Aviator: Engine Cooling - 3.0L EcoBoost / Removal and Installation - Thermostat

Special Tool(s) / General Equipment

Hose Clamp Remover/Installer

Removal

NOTE: Removal steps in this procedure may contain installation details.

Drain the cooling system.
Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).

Remove the air cleaner.
Refer to: Air Cleaner (303-12 Intake Air Distribution and Filtering - 3.0L EcoBoost/3.0L EcoBoost – Hybrid (BQ), Removal and Installation).

- Detach the coolant hose retainers.
- Release the clamps and disconnect the coolant hoses.
  Use the General Equipment: Hose Clamp Remover/Installer
- Remove the bolt and position the degas bottle aside.
  Torque: 44 lb.in (5 Nm)

NOTICE: Cover the accessory drive belts to prevent coolant contamination of the belts.
Completely cover the accessory drive belts with waterproof plastic.

Loosen the clamp and disconnect the upper radiator hose.
Torque: 44 lb.in (5 Nm)

- Detach the coolant hose retainer.
- Remove the bolts and the air cleaner support bracket.
  Torque: 93 lb.in (10.5 Nm)

Remove the bolts and disconnect the coolant outlet connector.
Torque: 89 lb.in (10 Nm)

NOTE: The thermostat vent valve should be on top.

NOTE: During installation verify the thermostat vent hole is at the 12 o'clock position.
Remove the thermostat. Inspect the O-ring seal and replace it if necessary.

Installation

Install a new O-ring seal and lubricate it with clean engine coolant.
Refer to: Specifications (303-03A Engine Cooling - 3.0L EcoBoost, Specifications).

To install, reverse the removal procedure.

Fill and bleed the cooling system.
Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).

Removal and Installation - Radiator

Removal NOTE: Removal steps in this procedure may contain installation details. Remove the cooling module. Refer to: Cooling Module (303-03A Engine Cooling - 3...

Removal and Installation - Transmission Fluid Heater Coolant Control Valve

Special Tool(s) / General Equipment Hose Clamp Remover/Installer Removal WARNING: When releasing the cooling system pressure, cover the coolant expansion tank cap with a thick cloth...

Other information:

Lincoln Aviator 2020-2025 Service Manual: Diagnosis and Testing - Rear View Mirrors

DTC Chart: DDM Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation). DTC Description Action B11F6:11 Driver Folding Mirror Motor: Circuit Short To Ground GO to Pinpoint Test E B11F6:15 Driver Folding Mirror Motor: Circuit Short To Battery or Open GO to Pinpoint Test E B1163:11 Left Mirror Heater Output: Circuit Short To Ground GO to Pinpoint Test D B1163:15 Left Mirror Heater Output: Circuit Short To Battery Or Open GO to Pinpoint Test D B1C09:11 Driver Left/Right Mirror Motor: Circuit Short To Ground GO to Pinpoint Test B B1C09:15 Driver Left/Right Mirror Motor: Circuit Short To Battery Or Open GO to Pinpoint Test B B1C10:11 Driver Up/Down Mirror Motor: Circuit Short To Ground GO to Pinpoint Test C B1C10:15 Driver Up/Down Mirror Motor: Circuit Short To Battery Or Open GO to Pinpoint Test C B1C13:11 Driver Up/Down Mirror Motor Feedback: Circuit Short To Ground GO to Pinpoint Test C B1C13:15 Driver Up/Down Mirror Motor Feedback: Circuit Short To Battery Or Open GO to Pinpoint Test C B1C14:11 Driver Left/Right Mirror Motor Feedback: Circuit Short To Ground GO to Pinpoint Test C B1C14:15 Driver Left/Right Mirror Motor Feedback: Circuit Short To Battery Or Open GO to Pinpoint Test C C1B15:11 Sensor Supply Voltage B: Circuit Short To Ground GO to Pinpoint Test C C1B15:15 Sensor Supply Voltage B: Circuit Short To Battery or Open GO to Pinpoint Test C All other DDM Diagnostic Trouble Codes (DTCs) - REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing)...

Lincoln Aviator 2020-2025 Service Manual: Diagnosis and Testing - Catalyst System

Diagnostic Trouble Code (DTC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.REFER to: Diagnostic Methods (100-00 General Information, Description and Operation). Diagnostic Trouble Code Chart Module DTC Description Action PCM P0420:00 Catalyst System Efficiency Below Threshold (Bank 1): No Sub Type Information GO to Pinpoint Test HF PCM P0430:00 Catalyst System Efficiency Below Threshold (Bank 2): No Sub Type Information GO to Pinpoint Test HF Global Customer Symptom Code (GCSC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...

Child Safety Locks

When the child safety locks are set, you cannot open the rear doors from the inside.

Lincoln Aviator. Child Safety Locks

The child safety lock control is on the driver door.

Press the control to switch the child safety locks on. Press the control again to switch them off. A light on the child safety control illuminates when you switch them on.