Lincoln Aviator 2020-2026 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 2020-2026 Service Manual: Diagnosis and Testing - Intake Air Flow

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 P0505:00 Idle Control System: No Sub Type Information GO to Pinpoint Test HU PCM P0506:00 Idle Control System - RPM Lower Than Expected: No Sub Type Information GO to Pinpoint Test HU PCM P0507:00 Idle Control System - RPM Higher Than Expected: No Sub Type Information GO to Pinpoint Test HU PCM P050A:00 Cold Start Idle Control System Performance: No Sub Type Information GO to Pinpoint Test HU PCM P050B:00 Cold Start Ignition Timing Performance: No Sub Type Information GO to Pinpoint Test HU PCM P050E:00 Cold Start Engine Exhaust Temperature Too Low: No Sub Type Information GO to Pinpoint Test HU PCM P115E:00 Throttle Actuator Control Throttle Body Air Flow Trim At Max Limit: No Sub Type Information GO to Pinpoint Test HU PCM P1548:00 Engine Air Filter Restriction: No Sub Type Information GO to Pinpoint Test HU PCM P2004:00 Intake Manifold Runner Control Stuck Open (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2005:00 Intake Manifold Runner Control Stuck Open (Bank 2): No Sub Type Information GO to Pinpoint Test HU PCM P2006:00 Intake Manifold Runner Control Stuck Closed (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2007:00 Intake Manifold Runner Control Stuck Closed (Bank 2): No Sub Type Information GO to Pinpoint Test HU PCM P2008:00 Intake Manifold Runner Control Circuit/Open (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2011:00 Intake Manifold Runner Control Circuit/Open (Bank 2): No Sub Type Information GO to Pinpoint Test HU PCM P2014:00 Intake Manifold Runner Position Sensor/Switch Circuit (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2015:00 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2016:00 Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2017:00 Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 1): No Sub Type Information GO to Pinpoint Test HU PCM P2019:00 Intake Manifold Runner Position Sensor/Switch Circuit (Bank 2): No Sub Type Information GO to Pinpoint Test HU PCM P2020:00 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance (Bank 2): No Sub Type Information GO to Pinpoint Test HU PCM P2021:00 Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 2): No Sub Type Information GO to Pinpoint Test HU PCM P2022:00 Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 2): No Sub Type Information GO to Pinpoint Test HU Global Customer Symptom Code (GCSC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...

Lincoln Aviator 2020-2026 Service Manual: Removal and Installation - Media Hub

Special Tool(s) / General Equipment Interior Trim Remover Removal NOTE: Removal steps in this procedure may contain installation details. Open the media bin. Release the tabs and position the media hub out...

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.