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: Diagnosis and Testing - Perimeter Anti-Theft Alarm

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 BCM B109F:01 Intrusion Sensor Module: General Electrical Failure GO to Pinpoint Test B BCM B109F:02 Intrusion Sensor Module: General Signal Failure GO to Pinpoint Test B BCM B109F:08 Intrusion Sensor Module: Bus Signal / Message Failure GO to Pinpoint Test B BCM B109F:49 Intrusion Sensor Module: Internal Electric Failure GO to Pinpoint Test E BCM B109F:55 Intrusion Sensor Module: Not Configured GO to Pinpoint Test F BCM B109F:97 Intrusion Sensor Module: Component or System Operation Obstructed or Blocked GO to Pinpoint Test B BCM B109F:9A Intrusion Sensor Module: Component or System Operating Conditions GO to Pinpoint Test B BCM B1305:01 Hood Switch: General Electrical Failure GO to Pinpoint Test D BCM B1305:11 Hood Switch: Circuit Short To Ground GO to Pinpoint Test D BCM B1305:15 Hood Switch: Circuit Short To Battery or Open GO to Pinpoint Test D Symptom Chart Symptom Chart: Anti-Theft - Perimeter Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...

Lincoln Aviator 2020-2025 Service Manual: Removal and Installation - Roof Opening Panel Frame

Removal NOTE: Removal steps in this procedure may contain installation details. Place the roof opening panel shield to the fully OPEN position. Remove the headliner. Refer to: Headliner (501-05 Interior Trim and Ornamentation, Removal and Installation)...

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.