Pinpoint Tests KH: Cylinder Deactivation: Introduction

WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2021 Lincoln Navigator, 2021 Lincoln Nautilus, 2021 Lincoln Corsair, 2021 Lincoln Aviator, and 2021 Ford Transit-350 HD. However, it is still accessible from the selected car via links, so may be relevant.

This pinpoint test is intended to diagnose the following:

cylinder deactivation solenoid
harness circuits: CDC1, CDC4, CDC6, CDC7 and VPWR

Fig 1: Cylinder Deactivation-Cylinder 1 Solenoid Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	VPWR (Vehicle Power)
2	CDC1 (Cylinder Deactivation Control Cylinder 1)

Fig 2: Cylinder Deactivation-Cylinder 4 Solenoid Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	VPWR (Vehicle Power)
2	CDC4 (Cylinder Deactivation Control Cylinder 4)

Fig 3: Cylinder Deactivation-Cylinder 6 Solenoid Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	VPWR (Vehicle Power)
2	CDC6 (Cylinder Deactivation Control Cylinder 6)

Fig 4: Cylinder Deactivation-Cylinder 7 Solenoid Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	VPWR (Vehicle Power)
2	CDC7 (Cylinder Deactivation Control Cylinder 7)

Powertrain Control Module (PCM) Connector

For PCM connector views or Reference values, Refer to Reference Values.

Vehicle	Connector		Circuit
F-150	306 PIN	E111	CDC7
			CDC6
		E110
			CDC4
		E109	CDC1
		E124
All other vehicles	198 PIN	E3	CDC1