Pinpoint Tests AR: Misfire: 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.
WARNING:
CONTACT WITH EXPOSED FUEL INJECTOR WIRING, IF ENERGIZED, MAY RESULT IN ELECTRIC SHOCK. USE CARE WHEN WORKING ON OR AROUND ENERGIZED FUEL INJECTOR WIRING. FUEL INJECTOR WIRING SUPPLIES HIGH VOLTAGE TO OPERATE THE FUEL INJECTORS. FAILURE TO FOLLOW THIS INSTRUCTION MAY RESULT IN SERIOUS PERSONAL INJURY.
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.
NOTE:
Clearing the PCM DTCs erases any PCM recorded freeze frame data. Record any PCM freeze frame information before proceeding.
This pinpoint test is intended to diagnose the following:
- fuel injectors (9E527)
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Transit Connect | A | 2 1 |
INJRTN INJ |
| All other vehicles | B | 1 2 |
INJRTN INJ |
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| F-150 | A | 83 62 40 19 124 103 84 63 126 105 125 104 |
INJ6RTN INJ6 INJ5RTN INJ5 INJ4RTN INJ4 INJ3RTN INJ3 INJ2RTN INJ2 INJ1RTN INJ1 |
| Transit Connect | B | 80 85 90 95 89 94 79 84 |
INJ4RTN INJ4 INJ3RTN INJ3 INJ2RTN INJ2 INJ1RTN INJ1 |
| All other vehicles | A | 82 61 41 20 83 62 40 19 124 103 84 63 126 105 125 104 |
INJ8RTN INJ8 INJ7RTN INJ7 INJ6RTN INJ6 INJ5RTN INJ5 INJ4RTN INJ4 INJ3RTN INJ3 INJ2RTN INJ2 INJ1RTN INJ1 |