PINPOINT TEST DV: Throttle Body Assembly Electronic Throttle Control (ETC): Introduction: Notes

WARNING: SUBSTANTIAL OPENING AND CLOSING TORQUE IS APPLIED BY THIS SYSTEM. TO PREVENT INJURY, BE CAREFUL TO KEEP FINGERS AWAY FROM THROTTLE MECHANISM WHEN ACTUATED. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.

This pinpoint test is intended to diagnose the following:

electronic throttle body (ETB) (9F991)
electronic throttle body throttle position sensor (ETBTPS) (9E928)
harness circuits: ETCRTN, ETCREF, TP1, TP2, TACM+, and TACM-
PCM (12A650)

Fig 1: Identifying Electronic Throttle Body Throttle Position Sensor Connector Terminals
Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
E-Series 6.8L, E-Series 5.4L, Expedition, Explorer GTDI 3.5L, F-Series Super Duty 6.8L, Flex GTDI 3.5L, MKS 3.5L, MKT 3.5L, Motorhome/Stripped Chassis/Step Van, Mustang 5.8L, Navigator, Taurus GTDI 3.5L	A	1 4 3 2	TP2 TP1 ETCRTN ETCREF
E-Series 4.6L	B	4 1 2 3	TP2 TP1 ETCRTN ETCREF
Escape 1.6L, Fiesta 1.6L, Transit Connect 1.6L	C	4 1 2 6	TP2 TP1 ETCRTN ETCREF
Fiesta 1.0L	C	2 5 3 1	TP2 TP1 ETCRTN ETCREF
Fusion 1.5L, Fusion 1.6L	C	1 4 2 6	TP2 TP1 ETCRTN ETCREF
All other vehicles	D	6 3 4 5	TP2 TP1 ETCRTN ETCREF

Fig 2: Identifying Electronic Throttle Body Throttle Actuator Control Motor Connector Terminals

Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
E-Series 5.4L, E-Series 6.8L, Expedition, Explorer GTDI 3.5L, F-Series Super Duty 6.8L, Flex GTDI 3.5L, MKS 3.5L, MKT 3.5L, Motorhome/Stripped Chassis/Step Van, Mustang 5.8L, Navigator, Taurus GTDI 3.5L	A	2 1	TACM- TACM+
E-Series 4.6L	B	6 5	TACM- TACM+
Escape 1.6L, Fiesta TiVCT 1.6L, Fiesta 1.0L, Fusion 1.5L, Fusion 1.6L, Transit Connect 1.6L	C	3 5	TACM- TACM+
Fiesta GTDI 1.6L	C	4 6	TACM- TACM+
All other vehicles	D	2 1	TACM- TACM+