Lincoln Navigator: Engine - 3.5L EcoBoost (272kW/370PS) / Variable Camshaft Timing (VCT) Unit. Removal and Installation

Lincoln Navigator 2018-2025 Workshop Manual / Engine / Engine - 3.5L EcoBoost (272kW/370PS) / Variable Camshaft Timing (VCT) Unit. Removal and Installation

Removal

NOTICE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan, can cause engine failure.

NOTE: If the RH VCT units are being serviced at the same time as the LH VCT units, remove the RH VCT units first.

RH variable camshaft timing (VCT) unit

Remove the RH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

1. Remove and discard the VCT unit bolts.
1. Remove the VCT units.

LH variable camshaft timing (VCT) unit

Remove the LH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

1. Remove and discard the VCT unit bolts.
1. Remove the VCT units.

Installation

LH variable camshaft timing (VCT) unit

1. Install the VCT units.
1. Install the new VCT unit bolts.
  Torque:
    Stage 1: 30 lb.ft (40 Nm)
    Stage 2: Loosen: 360°
    Stage 3: 18 lb.ft (25 Nm)
    Stage 4: 150°

Install the LH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

RH variable camshaft timing (VCT) unit

1. Install the VCT units.
1. Install the new VCT unit bolts.
  Torque:
    Stage 1: 30 lb.ft (40 Nm)
    Stage 2: Loosen: 360°
    Stage 3: 18 lb.ft (25 Nm)
    Stage 4: 150°

Install the RH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

Valve Cover RH. Removal and Installation

S..

Engine. Removal

Special Tool(s) / General Equipment 303-1246Engine Spreader BarTKIT-2006UF-FLMTKIT-2006UF-ROW 303-1654Lift Eyes 307-346 (T97T-7902-A) Retainer, Torque ConverterTKIT-1998-LM (NavigatoR)TKIT-1997-F/FLM/LT Floor Crane Oil Drain Equipment Trolley Jack Hose Clamp Remover/Installer Wooden Block NOTICE: The turbo..

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Lincoln Navigator 2018-2025 Workshop Manual: Brake Caliper. Removal and Installation

Removal NOTICE: Make sure that all openings are sealed. NOTICE: If the fluid is spilled on the paintwork, the affected area must be immediately washed down with cold water. NOTE: Removal steps in this procedure may contain installation details. Remove the wheel and tire. Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation). ..

Lincoln Navigator 2018-2025 Workshop Manual: Valve Cover RH. Removal and Installation

Special Tool(s) / General Equipment 205-142 (T80T-4000-J) Installer, Differential Bearing Cone 205-153 (T80T-4000-W) Handle 303-1247VCT Spark Plug Tube Seal Remover and InstallerTKIT-2006UF-FLMTKIT-2006UF-ROW Materials Name Specification Motorcraft® High Performance Engine RTV SiliconeTA-357 WSE-M4G323-A6 Motorcra..

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.