Camshaft/VTC Actuator/Exhaust Camshaft Sprocket Removal, Installation, and Inspection (2.4 L Engine) (2017 2018 2019): Removal

Camshaft 

1. Fuel Pressure - Relieve
2. High Pressure Fuel Pump - Remove
3. Cylinder Head Cover - Remove
4. Camshaft Timing - Inspect 
5. CMP Sensor A - Remove
6. Connector (CMP Sensor B) - Disconnect
7. Camshaft Holder Cover - Remove

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8. High Pressure Fuel Pump Base - Remove

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9. Chain Case Cover - Remove
10. Cam Chain Auto-Tensioner - Lock

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    1. Rotate the crankshaft counterclockwise to align the holes on the lock (A) and the cam chain auto-tensioner (B), then insert a 1.2 mm (0.047 in) diameter pin (C) into the holes. NOTE:  If the holes in the lock and the cam chain auto-tensioner do not align, continue to rotating the crankshaft counterclockwise until the holes align, then install the pin. 2. Turn the crankshaft clockwise to secure the pin and the TDC on the No. 1 cylinder.

11. Camshaft Holder - Remove

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    1. Loosen the rocker arm and the adjusting screws (A).

    Fig 1: Camshaft Holder Bolts Loosening Sequence

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    2. Remove the camshaft holder bolts. To prevent damaging the camshafts, loosen the bolts, in sequence, two turns at a time.

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    3. Remove cam chain guide B and the camshaft holders (A).

12. Camshaft - Remove

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    1. Carefully tip up the intake camshaft on the transmission side of the engine until there is enough slack in the chain to lift the chain off of the VTC actuator's teeth. 2. Remove the intake camshaft (A), then remove the exhaust camshaft (B) while keeping some tension on the cam chain. 3. Secure the cam chain (C) to the A/C compressor suction hose with a wire tie to prevent the chain from falling down into the chain case.

    VTC Actuator 

13. VTC Actuator Lock Pin - Release

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    1. Check that the VTC actuator is locked by turning the VTC actuator counterclockwise. If it is not locked, turn the VTC actuator clockwise until it stops, then recheck it. If it is still not locked, replace the VTC actuator. 2. Seal the retard holes (A) in the No. 1 camshaft journal with tape and a wire tie.

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    3. Seal one of the advance holes (A) with tape.

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    4. Apply air to the unsealed advance hole to release the lock.

14. VTC Actuator - Remove

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    1. Secure the intake camshaft in a vise with wood blocks, then loosen the VTC actuator mounting bolt.NOTE:  After this procedure, remove wood chips that may be stuck to the intake camshaft.

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    2. Remove the VTC actuator.

    Exhaust Camshaft Sprocket 

15. Exhaust Camshaft Sprocket - Remove

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    1. Secure the exhaust camshaft in a vise with wood blocks, then loosen the exhaust camshaft sprocket mounting bolt.NOTE:  After this procedure, remove wood chips that may be stuck to the exhaust camshaft.

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    2. Remove the exhaust camshaft sprocket.