Lincoln Aviator: Battery, Mounting and Cables / Removal and Installation - Auxiliary Battery


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

  1. Disconnect the batteries.
    Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
    1. Disconnect the vent hose from the auxiliary battery.
    1. Remove the bolt, position the hold-down strap aside and remove the auxiliary battery.
      Torque: 93 (10.5 Nm)


  1. To install, reverse the removal procedure.

    General Procedures - Battery Drain Check

    Check NOTE: No factory-equipped vehicle should have more than a 25 mA (0.025 amp) – 50 mA (0.050) draw depending on the vehicle's accessories. Check for current drains on the battery in excess of 25 mA (0...

    Removal and Installation - Auxiliary Battery Cable

    Removal NOTE: This procedure provides information about routing, retaining points and connectors of the cable. It does not include the steps for removing components to gain access to the cable...

    Other information:

    Lincoln Aviator 2020-2022 Service Manual: Removal and Installation - Cabin Air Filter

    Removal Fully lower the glove compartment. Remove the check strap. Push the stop tabs inward. Remove the screws and lower the cabin air filter door. Remove the cabin air filter...

    Lincoln Aviator 2020-2022 Service Manual: Description and Operation - High Voltage Battery Charging System - Plug-In Hybrid Electric Vehicle (PHEV) - System Operation and Component Description

    System Diagram Item Description 1 SOBDMC/ISC (Inverter System Controller) 2 APIM 3 FCIM 4 BCM 5 BMS 6 DCDC 7 PCM 8 GWM 9 BECM 10 SOBDM/BCCM (Battery Charger Control Module) 11 EVSE (Electric Vehicle Supply Equipment) 12 High Voltage Battery 13 High Voltage Battery Junction Box 14 CSI (Charge Status Indicator) System Operation   Network Message Chart — SOBDM Broadcast Message Originating Module Message Purpose High voltage battery state of charge (SOC)   BECM Used to notify other vehicle modules that the high voltage battery has reached 100% SOC High voltage battery charge status (not ready, charge wait, ready, charging, charge complete, fault)   BECM Used to transition the charger between charging and ready states Vehicle operating mode Inverter System Controller (ISC) Vehicle must be in non-torque producing mode prior to charging Low voltage support   PCM Used to activate the low voltage output and support the low voltage system Gear lever position   PCM Used to determine transaxle gear state Ambient air temperature   PCM Ambient air temperature used for cooling strategy Maximum current request   BECM Used to limit and set target setpoint of charger Maximum voltage request   BECM Used to limit and set target setpoint of charger Charge contactor open/close   BECM High voltage battery charge contactor command 12V battery charge setpoint command   PCM This message is used to set the 12V battery charging voltage...


    Children and Airbags

    WARNING: Airbags can kill or injure a child in a child restraint. Never place a rear-facing child restraint in front of an active airbag. If you must use a forward-facing child restraint in the front seat, move the seat upon which the child restraint is installed all the way back.

    Lincoln Aviator. Children and Airbags

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