Lincoln Aviator: Engine System - General Information / General Procedures - Valve Stem Diameter

Check

NOTE: Refer to the appropriate Section 303-01 for the specification.

  1. Measure the diameter of each intake and exhaust valve stem at the points shown. Verify the diameter is within specification.

    General Procedures - Valve Guide Inner Diameter

    Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Valve guides tend to wear in an hourglass pattern. The ball gauge can be inserted into the combustion chamber side of the valve guide, if necessary...

    Engine - 3.0L EcoBoost

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    Other information:

    Lincoln Aviator 2020-2026 Service Manual: General Procedures - Engine Cooling System Draining, Vacuum Filling and Bleeding


    Special Tool(s) / General Equipment ROB75240Coolant/Battery Refractometer (Fahrenheit) Fluid Container Cooling System Vacuum Tester and Refiller Draining NOTICE: The coolant must be recovered in a suitable, clean container for reuse...

    Lincoln Aviator 2020-2026 Service Manual: Diagnosis and Testing - Exhaust System


    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 P0544:00 Exhaust Gas Temperature Sensor Circuit (Bank 1 Sensor 1): No Sub Type Information   GO to Pinpoint Test RB   PCM P0545:00 Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 1): No Sub Type Information   GO to Pinpoint Test RB   PCM P0546:00 Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 1): No Sub Type Information   GO to Pinpoint Test RB   PCM P0547:00 Exhaust Gas Temperature Sensor Circuit (Bank 2 Sensor 1): No Sub Type Information   GO to Pinpoint Test RB   PCM P0548:00 Exhaust Gas Temperature Sensor Circuit Low (Bank 2 Sensor 1): No Sub Type Information   GO to Pinpoint Test RB   PCM P0549:00 Exhaust Gas Temperature Sensor Circuit High (Bank 2 Sensor 1): No Sub Type Information   GO to Pinpoint Test RB Global Customer Symptom Code (GCSC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...

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    Activating Intelligent Access

    The intelligent access key must be within 3 ft (1 m) of the door or luggage compartment you intend to lock or unlock.

    At a Door

    Electronic door handles are on each door. Gently depress the switch inside the exterior door handle to unlock and open the door. An unlock symbol illuminates on the door window trim indicating your vehicle is unlocked.

    Lincoln Aviator. Activating Intelligent Access

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