Pinpoint Tests Ab: Cold Start System: Introduction

WARNING: REFER TO THE FUEL SYSTEM WARNING INFORMATION AT THE BEGINNING OF PINPOINT TEST HC. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.

This pinpoint test is intended to diagnose the following:

fuel injector heaters
fuel injector heater control module
harness circuits: FIHC, FIHM, FIH1, FIH2, FIH3, GND, PWRGND, VBATT and VPWR

Fig 1: Fuel Injector Heater Assembly Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
2	GND (Ground)
1	FIH (Fuel Injector Heater)

Fig 2: Fuel Injector Heater Control-A Module Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	FIHM (Fuel Injection Heater Monitor)
2	FIHC (Fuel Injection Heater Control)
3	PWRGND (Power Ground)
4	VPWR (Vehicle Power)
5	VBATT (Battery Voltage)

Fig 3: Fuel Injector Heater Control-B Module Connector

Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
	A	3 1 4 6	FIH4 FIH3 FIH2 FIH1
All other vehicles	A	4 1 3	FIH3 FIH2 FIH1

Powertrain Control Module (PCM) Connector

For PCM connector views or reference values, refer to Reference Values.

Vehicle	Connector	Pin	Circuit
EcoSport 1.5L Manual Transmission	112 PIN	E12 E46	FIHM FIHC
KA 1.0L	128 PIN	T13 E33	FIHM FIHC
KA 1.5L	198 PIN	E16	FIHC
Ranger	128 PIN	E13 E41	FIHM FIHC
All other vehicles	198 PIN	B28 E16	FIHM FIHC