PINPOINT TEST KB: Fuel Pump Driver Module: Introduction

WARNING: Crown Victoria Police Interceptor vehicles equipped with fire suppression system, refer to FIRE SUPPRESSION SYSTEM article for Important Safety Warnings. Failure to follow these instructions may result in personal injury.

This pinpoint test is intended to diagnose the following:

fuel pump driver module (FPDM) (9D370) and (9D372)
FPDM power supply relay
inertia fuel shutoff (IFS) switch (9341)
harness circuits: B+, GND, FPC, FPM, FPM2, FP PWR, FP2PWR, FP RTN, FP2RTN, VPWR Fuel, VPWR Fuel 2, and PWRGND
powertrain control module (PCM) (12A650)

Fig 1: Fuel Pump Driver Module (FPDM) Connector - A

Courtesy of FORD MOTOR CO.

Fig 2: Fuel Pump Driver Module 2 (FPDM2) Connector

Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
Focus, Taurus	A	3 10 1 7 2 9	FPRTN FPPWR FPC FPM PWRGND VPWR Fuel
All other vehicles	B	2 4 6 1 3 5	FPRTN FPPWR FPC FPM PWRGND VPWR Fuel

Fig 3: Fuel Pump Driver Module 2 (FPDM2) Connector

Pin	Circuit
2	FP2RTN (Fuel Pump 2 Return)
4	FP2PWR (Fuel Pump 2 Power)
6	FPC (Fuel Pump Control)
1	FPM2 (Fuel Pump Monitor 2 - Rear\Secondary Pump)
3	PWRGND (Power Ground)
5	VPWR Fuel 2

Refer to the appropriate SYSTEM WIRING DIAGRAMS article for schematic and connector information. For F-150, F-Super Duty, and Mark LT, the FPDM PWR relay is integral to the PDJB.

Fig 4: Fuel Pump Driver Module Power (FPDM PWR) Relay Connector

Vehicle	Connector	Pin	Circuit
Crown Victoria, Grand Marquis, Town Car	A	5 1 2 3	VPWR Fuel GND VPWR B+
All other vehicles	A	5 2 1 3	VPWR Fuel GND VPWR B+

Refer to the appropriate SYSTEM WIRING DIAGRAMS article for schematic and connector information.

Fig 5: Fuel Pump Driver Module 2 Power (FPDM2 PWR) Relay Connector

Pin	Circuit
5	VPWR Fuel 2
2	GND (Ground)
1	VPWR (Vehicle Power)
3	B+ (Battery Positive Voltage)

Fig 6: Inertia Fuel Shutoff (IFS) Switch Connector - A

Courtesy of FORD MOTOR CO.

Fig 7: Inertia Fuel Shutoff (IFS) Switch Connector - B

Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
Focus	A	3 1	VPWR Fuel - A VPWR Fuel - B
All other vehicles	B	2 1	VPWR Fuel - A VPWR Fuel - B

This applies to applications with an FPDM PWR relay integral to the PDJB.

Fig 8: Power Distribution Junction Box (PDJB) Connector - A

Courtesy of FORD MOTOR CO.

Fig 9: Power Distribution Junction Box (PDJB) Connector - B

Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
F-Super Duty	A	22	VPWR Fuel
All other vehicles	B	3	VPWR Fuel

Powertrain Control Module (PCM) Connector

For PCM connector views or reference values, refer to the REFERENCE VALUES article.

Vehicle	Connector	Pin	Circuit
Escape, Five Hundred, Focus, Freestyle, Mariner, Montego	150 (50-50-50) Pin	B12 B21	FPC FPM
F-150, Mark LT	190 Pin	B62 B30	FPC FPM
Mustang 5.4L	170 Pin	T18 B12 B21	FPM2 FPC FPM
Taurus	104 Pin	80 40	FPC FPM
All other vehicles	170 Pin	B12 B21	FPC FPM