Pinpoint Test 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:

cold start fuel pump
cold start relay
cold start valve
fuel injector heaters
fuel injector heater control module
harness circuits: B+, CSM, CSRC, CSV, FIHC, FIHM, FIH1, FIH2, FIH3, GND, PWRGND, VBATT and VPWR

Fig 1: Cold Start Fuel Pump Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
1	GND (Ground)
2	CSM (Cold Start Monitor)

Fig 2: Cold Start Relay Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
5	CSM (Cold Start Monitor)
2	CSRC (Cold Start Relay Control)
1, 3	B+ (Battery Positive Voltage)

Fig 3: Cold Start Valve Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
2	CSV (Cold Start Valve)
1	VPWR (Vehicle Power)

Fig 4: Fuel Injector Heater Assembly Connector

Courtesy of FORD MOTOR CO.

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

Fig 5: 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 6: Fuel Injector Heater Control-B Module Connector

Courtesy of FORD MOTOR CO.

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

Fig 7: Powertrain Control Module Power (PCM Power) Relay Connector

Courtesy of FORD MOTOR CO.

Pin	Circuit
5	VPWR (Vehicle Power)

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
Fusion	198 PIN	B28	FIHM
Ranger	128 PIN	E13 E41	FIHM FIHC
All other vehicles	198 PIN	B28 E16	FIHM FIHC