Variable Valve Timing (VVT) Unit

Removal

NOTICE: Do not loosen or remove the crankshaft pulley bolt without first installing the special tools. The crankshaft pulley and the crankshaft timing sprocket are not keyed to the crankshaft. Before any repair requiring loosening or removal of the crankshaft pulley bolt, the crankshaft and camshafts must be locked in place by the special service tools, otherwise severe engine damage can occur.

NOTE: 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.

1. 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.

   Refer to: Health and Safety Precautions (100-00 General Information, Description and Operation).
   

1. Remove the following items:
   1. Refer to: Valve Cover (303-01B Engine - 1.6L EcoBoost (132kW/180PS) - Sigma, Removal and Installation).
      
   2. Refer to: Timing Belt (303-01B Engine - 1.6L EcoBoost (132kW/180PS) - Sigma, Removal and Installation).
      

1. Remove Special Service Tool : 303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit

1. NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.

1. NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.

Installation

1. NOTE: It may be necessary to use an open-ended wrench to turn the camshafts by the hexagon to align the camshafts.

   Install Special Service Tool : 303-1552 Alignment Tool, Camshaft

1. 12 o'clock position.
   

1. NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.

   NOTE: The timing marks of the VCT unit must be at the 12 o'clock position.

   Install Special Service Tool : 303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit
   Torque : 25 Nm

1. Remove Special Service Tool : 303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit

1. Remove Special Service Tool : 303-1552 Alignment Tool, Camshaft

1. NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.

   Torque : Tighten an additional 75°

1. NOTE: The special tool can only be installed if the valve timing is correct.

   Install Special Service Tool : 303-1552 Alignment Tool, Camshaft

1. NOTE: The special tool can only be installed if the valve timing is correct.

   If the special tools cannot be installed, repeat the adjustment according to the preceding steps.
   

1. Remove Special Service Tool : 303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit

1. Remove Special Service Tool : 303-1552 Alignment Tool, Camshaft

1. NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.

   Torque : 16 Nm

1. Install Special Service Tool : 303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit

1. Install the following items:
   1. Refer to: Timing Belt (303-01B Engine - 1.6L EcoBoost (132kW/180PS) - Sigma, Removal and Installation).
      
   2. Refer to: Valve Cover (303-01B Engine - 1.6L EcoBoost (132kW/180PS) - Sigma, Removal and Installation).
      

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