System Diagram

Engine Control Components - Exploded View, 3.5L GTDI









Camshaft Position (CMP) Sensor

NOTE: LH shown, RH similar.









Crankshaft Position (CKP) Sensor

NOTE: It is necessary to remove the LH turbo charger to access the Crankshaft Position (CKP) sensor. For additional information, refer to Fuel Charging and Controls - Turbocharger [1][2]LH - Turbocharger.

NOTE: After installing the Crankshaft Position (CKP) sensor, use the scan tool to perform the Misfire Monitor Neutral Profile Correction procedure, following the on-screen instructions.









Cylinder Head Temperature (CHT) Sensor









Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor (CMS)

NOTE: If necessary, lubricate the Heated Oxygen Sensor (HO2S) and/or Catalyst Monitor Sensor (CMS) with penetrating and lock lubricant to assist in removal.

NOTE: Apply anti-seize to the threads of the HO2S and/or CMS prior to installing.

NOTE: The correct torque wrench setting must be calculated when using the Exhaust Gas Oxygen Sensor Socket to install the HO2S and/or CMS.









Knock Sensor (KS)

NOTE: It is necessary to remove the lower intake manifold to access the Cylinder Head Temperature (CHT) sensor.

NOTE: LH cylinder head removed in graphic for clarity.









Variable Camshaft Timing (VCT) Oil Control Solenoid

NOTE: It is necessary to remove the RH or LH valve cover to access the Variable Camshaft Timing (VCT) oil control solenoid.

NOTE: Position the VCT oil control solenoid and tighten the bolts in 2 stages.
- Stage 1: Tighten to 8 Nm (71 lb-in).
- Stage 2: Tighten an additional 20 degrees.

NOTE: LH shown, RH similar.









1. Refer to the procedures and/or exploded views for any Warnings, Notices, Notes, Materials, Specifications, and Special Tools. Items in the exploded views may not be listed in order of removal.