Lincoln Navigator: Engine System - General Information / Piston Diameter. General Procedures

Lincoln Navigator 2018-2025 Workshop Manual / Engine / Engine System - General Information / Piston Diameter. General Procedures

Check

- Measure the piston diameter 90 degrees from the piston pin and piston diameter (DN) height down from the top of the piston at the point indicated.
- Refer to specifications for the piston diameter (DN) height.
  Refer to: Specifications (303-01) .

Oil Pressure Test. General Procedures

Oil Pressure Test 2.7L EcoBoost & 3.3L Duratec & 5.0L Ti-VCT NOTE: It is necessary to disconnect the battery to avoid setting any DTCs that could cause the PCM to command the oil pressure to other than what should be observed from a correctly operating system during the oil pressure test...

Piston Inspection. General Procedures

Inspection NOTE: Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur. Clean and inspect the (1) ring lands, (2) pin bosses, (3) skirts and the (4) tops of the pistons...

Other information:

Lincoln Navigator 2018-2025 Workshop Manual: Steering Column - Install after Access. Removal and Installation

NOTE: Torque the steering column retainers following the sequence shown. Install the steering column and the retainers. Torque: 18 lb.ft (25 Nm) WARNING: Do not reuse steering column shaft bolts...

Lincoln Navigator 2018-2025 Workshop Manual: Module Controlled Functions - Component Location. Description and Operation

Item Description 1 BCMC 2 BCM 3 PDM 4 RTM 5 DDM ..

Rear Drive Halfshafts. Diagnosis and Testing

Preliminary Inspection

Visually inspect the CV joints, housing, boots, and clamps for obvious signs of mechanical damage.
If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step
If the cause is not visually evident, verify the symptom and REFER to Symptom Chart: NVH.