Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Pinpoint Tests MA: Fuel Pump Control - Low Pressure Pump: Introduction
2021 Ford Edge SE, 4WDSECTION Introduction
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2022 Ford F-550 Super Duty, 2022 Ford F-450 Super Duty, 2022 Ford F-350 Super Duty, 2022 Ford F-250 Super Duty, and 2021 Ford F-550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Regeneration may occur during normal operation. During regeneration, diagnostic procedures may display biased values. If a regeneration occurs during diagnostic procedures, allow the process to complete before continuing diagnostics.
This pinpoint test is intended to diagnose the following:
- fuel pump (FP) (9H307)
- fuel pump control module (9D412)
- fuel pump relay
- harness circuits: B+, GND, FP, FPC, FPM, FPPWR, FPRTN, and VPWR Fuel
- PCM (12A650)
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| F-650/F-750 | A | 1 2 |
FPGND FPPWR-B |
| Transit Connect | B | 5 1 |
FPRTN FPPWR |
| All other vehicles | C | 3 4 |
FPRTN FPPWR |
| Pin | Circuit |
|---|---|
| 8 | FPRTN (Fuel Pump Return) |
| 5 | FPPWR (Fuel Pump Power) |
| 7 | FPM (Fuel Pump Monitor) |
| 3 | FPC (Fuel Pump Command) |
| 4 | GND (Ground) |
| 1 | VPWR Fuel |
| Pin | Circuit |
|---|---|
| 2 | FP (Fuel Pump) |
| 1, 3 | B+ (Battery Positive Voltage) |
| 5 | VPWR Fuel |
| Pin | Circuit |
|---|---|
| 13 | IES (Impact Event Signal) |
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| F-Series Super Duty | A | 26 19 |
FP VPWR Fuel |
| Transit Connect | B | 6 | FP |
| Pin | Circuit |
|---|---|
| 50 | VPWR Fuel |
| Pin | Circuit |
|---|---|
| 2 | FPRPWR (Fuel Pump Relay Power) |
| 3 | FPRC (Fuel Pump Relay Control) |
| Pin | Circuit |
|---|---|
| 34 | VPWR (Vehicle Power) |
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| F-150 | A | 4 19 34 78 |
FPPWR FP FPM FPC |
| F-Series Super Duty | A | 4 19 34 78 |
FPPWR FP FPM FPC |
| Transit Connect | B | 44 60 46 40 |
IES FP FPM FPC |
| All other vehicles | A | 4 19 |
FPPWR FP |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.