Lincoln Aviator 2020-2025 Service Manual / Electrical / Climate Control System / Supplemental Climate Control / Removal and Installation - Cabin Coolant Heater

Lincoln Aviator: Supplemental Climate Control / Removal and Installation - Cabin Coolant Heater

Removal

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

With the vehicle in NEUTRAL, position it on a hoist.
Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).

Disconnect the batteries.
Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).

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 front bumper cover.
Refer to: Front Bumper Cover (501-19 Bumpers, Removal and Installation).

1. Disconnect the electrical connectors.
1. Detach the wiring harness routing clips.
1. Remove the ground wire retainer and position aside the wiring harness.
  Torque: 106 lb.in (12 Nm)

1. Disconnect the coolant hoses.
1. Detach the coolant hose routing clips.
1. Remove the retainers and the cabin coolant heater.
  Torque: 26 lb.ft (35 Nm)

Installation

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).

Description and Operation - Supplemental Climate Control - System Operation and Component Description

System Diagram Item Description 1 SOBDMC 2 BCMC 3 PCM 4 Cabin Coolant Heater 5 Cabin heater coolant temperature sensor 6 Cabin heater coolant pump 7 Ambient Air Temperature (AAT) sensor 8 Engine Coolant Temperature (ECT) sensor Network Message Chart - Module Network Input Messages - SOBDMC Cabin Coolant Heater Broadcast Message Originating Module Message Purpose Engine Coolant Temperature Data PCM This message contains raw value from the engine coolant temperature sensor...

Removal and Installation - Cabin Heater Coolant Diverter Valve

Special Tool(s) / General Equipment Hose Clamp(s) Hose Clamp Remover/Installer Fluid Container Removal NOTE: Removal steps in this procedure may contain installation details...

Other information:

Lincoln Aviator 2020-2025 Service Manual: General Procedures - Piston Ring End Gap

Special Tool(s) / General Equipment Feeler Gauge Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore...

Lincoln Aviator 2020-2025 Owners Manual: Wireless Accessory Charger (If Equipped)

WARNING: Wireless charging devices can affect the operation of implanted medical devices, including cardiac pacemakers. If you have any implanted medical devices, we recommend that you consult with your physician. Note: Devices without built-in Qi wireless charging receivers require an additional Qi receiver or sleeve...

Locking and Unlocking the Doors from Inside

Lincoln Aviator. Locking and Unlocking the Doors from Inside

Unlock. Lock.

Locking the Doors

Press the lock switch on the door interior trim panel. The doors can no longer be released using the exterior door handle switches and the luggage compartment locks.