Lincoln Aviator 2020-2025 Service Manual / Powertrain / Engine / Engine System - General Information / General Procedures - Valve Guide Inner Diameter

Lincoln Aviator: Engine System - General Information / 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.
- Use a ball gauge to determine the inside diameter of the valve guides in 2 directions at the top, middle and bottom of the valve guide.
- Measure the ball gauge with a micrometer.
- If the valve guide is not within specifications, install a new cylinder head assembly.

General Procedures - Spark Plug Inspection

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...

General Procedures - Valve Stem Diameter

Check NOTE: Refer to the appropriate Section 303-01 for the specification. Measure the diameter of each intake and exhaust valve stem at the points shown...

Other information:

Lincoln Aviator 2020-2025 Service Manual: Diagnosis and Testing - Diagnosis By Symptom

Symptom Chart: Automatic Transmission 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). In most circumstances the PCM/ TCM sets a DTC to help guide with diagnostics...

Lincoln Aviator 2020-2025 Service Manual: Description and Operation - Anti-Lock Brake System (ABS) and Stability Control - System Operation and Component Description

System Operation System Diagrams Anti-Lock Brake System (ABS) and Stability Control Item Description 1 EBB assembly 2 ABS module 3 GWM 4 RCM 5 PSCM 6 BCM 7 AWD module 8 IPC 9 IPMA 10 FCIM 11 GSM 12 PCM 13 SODR 14 SODL 15 Brake fluid level switch 16 Hydraulic pressure sensor 17 Hydraulic pump motor 18 Hydraulic valve solenoids 19 IPMB 20 CCM 21 PAM 22 ATCM 23 Wheel speed sensors 24 SOBDMC ( HEV) 25 VDM 26 Actuator position sensor Steering Angle Sensor Module (SASM) — Vehicles With Adaptive Steering Item Description 1 Private CAN 2 SASM 3 Steering wheel rotation sensor 4 LH multifunction switch 5 RH multifunction switch 6 PSCM 7 RCM 8 SUMA 9 SECM (Adaptive Steering Only) 10 GWM 11 PCM 12 BCM 13 APIM 14 IPC 15 HVAC 16 SIMA Network Message Charts Anti-Lock Brake System (ABS) Module - Network Input Messages Module Network Input Messages - ABS Module Broadcast Message Originating Module Message Purpose Accelerator pedal position PCM This message is sent to the GWM and then to the ABS module...

Fastening the Seatbelts

The front outboard and rear safety restraints in the vehicle are combination lap and shoulder belts.

Insert the belt tongue into the proper buckle (the buckle closest to the direction the tongue is coming from) until you hear a snap and feel it latch. Make sure that you securely fasten the tongue in the buckle.

Lincoln Aviator. Fastening the Seatbelts

To unfasten, press the release button and remove the tongue from the buckle.