Lincoln Nautilus Manuals

Lincoln Nautilus: Battery, Mounting and Cables / Battery. Diagnosis and Testing

Lincoln Nautilus 2018-2026 Service Manual / Electrical / Battery and Charging System / Battery, Mounting and Cables / Battery. Diagnosis and Testing


General Equipment

Diagnostic Battery Charger
  1. Use Ford approved battery test equipment.
    • Midtronics MDX-650 or P-300/P-600/490/1050
    • Midtronics GRX-3590 or 3000
    • Midtronics EXP-890

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).


PINPOINT TEST A: BATTERY CONDITION TEST

Normal Operation and Fault Conditions

Battery condition is determined by measuring battery terminal voltage after a specific discharge current is applied for a specified time period.

Possible Sources

  • Battery
  • Wiring, terminals or connectors

Visual Inspection and Pre-checks

  • Inspect wiring, terminals and connectors.
  • Inspect the battery.
  • Inspect battery mounting
  • Inspect high current BJB connections.
A1 TEST THE BATTERY CONDITION

NOTE: Failure to fully charge the battery before retesting may cause false readings.

  • Using the Diagnostic Battery Charger and the battery cables removed from the battery, verify the battery condition.

Is the battery OK?
Yes RETURN the battery to service.
No If the analyzer reads REPLACE BATTERY or REPLACE-BAD CELL, INSTALL a new battery.
REFER to: Battery (414-01 Battery, Mounting and Cables) .


    Battery and Cables - System Operation and Component Description. Description and Operation

    System Operation Battery and Cables Vehicles are equipped with a 12-volt, Absorbent Glass Mat (AGM) maintenance-free battery. The battery is a 12V DC source connected in a negative ground system and is a voltage stabilizer for the 12V electrical system...

    Battery Charging. General Procedures

    Charging   WARNING: Before beginning any service procedure in this section, refer to Safety Warnings in section 100-00 General Information. Failure to follow this instruction may result in serious personal injury...

    Other information:

    Lincoln Nautilus 2018-2026 Service Manual: Spark Plug Inspection. General Procedures


    Inspection NOTE: Dropped spark plugs should always be discarded. Unfired An unfired spark plug should appear very clean with a pure nickel finish to the threads and ground strap. The center electrode ceramic insulator surface is often a matte or dull finish and pure white in color...

    Lincoln Nautilus 2018-2026 Owners Manual: Symbols Glossary


    SYMBOLS USED ON YOUR VEHICLE These are some of the symbols you may see on your vehicle. Air conditioning system Air conditioning system lubricant type Anti-lock braking system Avoid smoking, flames or sparks Battery Battery acid Brake fluid - non petroleum based Brake system Brake system Cabin air filter Check fuel cap Child safety door lock or unlock Child seat lower anchor Child s..

    Categories

    USB Ports

    Locating the USB Ports

    Data Transfer USB Ports

    Lincoln Nautilus. USB Ports

    The USB Ports could be in the following locations:

    On the lower instrument panel. Inside the media bin. Inside the center console.

    Note: These USB ports can also charge devices.

    read more

    Copyright © 2026 www.linautilus.com