Pinpoint Tests Kg: Fuel Injector: Introduction

2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWDSECTION Introduction

This pinpoint test is intended to diagnose the following:

  • fuel injectors (9F593)
  • injector relay
  • harness circuits: INJ1, INJ2, INJ3, INJ4, INJ5, INJ6, INJ7, INJ8, INJ9, INJ10 INJRLY, INJPWRM and VPWR
  • PCM (12A650)
Fig 1: Injector Relay Connector
G06054185Courtesy of FORD MOTOR CO.
Pin Circuit
5 VPWR (Vehicle Power)
1 INJRLY (Injector Relay)
2, 3 B+ (Battery Positive Voltage)
Fig 2: Injector (INJ) Connector
G13711396Courtesy of FORD MOTOR CO.
Vehicle Connector Pin Circuit
Bronco Sport, A 2 INJ
EcoSport,   1 VPWR
Escape/Kuga 1.5L,      
KA      
All other vehicles A 1 INJ
    2 VPWR

Powertrain Control Module (PCM) Connector 

For PCM connector views or Reference values, Refer to Reference Values.

Vehicle Connector Pin Circuit
Bronco Sport, Escape/Kuga 1.5L 198 PIN E4 INJ1
E8 INJ2
E18 INJ3
Corsair, 198 PIN E52 INJ1
Escape/Kuga 2.5L E55 INJ2
E53 INJ3
E54 INJ4
EcoSport 1.5L Automatic Transmission 198 PIN E52 INJ1
E53 INJ2
E54 INJ3
E18 INJPWRM
EcoSport 1.5L Manual Transmission 112 PIN E39 INJ1
E26 INJ2
E40 INJ3
E22 INJPWRM
Expedition High Output, 198 PIN E43 INJ1
Navigator High Output E30 INJ2
E45 INJ3
E58 INJ4
E42 INJ5
E72 INJ6
Expedition Base, 306 PIN E39 INJ1
Explorer,   E81 INJ2
Navigator Base, E18 INJ3
Transit E38 INJ4
E110 INJ5
  INJ6
E17  
F-150 2.7L, 306 PIN E101 INJ1
F-150 3.3L,     INJ2
E126  
F-150 3.5L   INJ3
E125 INJ4
  INJ5
E84  
  INJ6
E121  
E122  
F-150 5.0L 306 PIN E101 INJ1
  INJ2
E121  
  INJ3
E84 INJ4
E123 INJ5
  INJ6
E122  
  INJ7
E125 INJ8
E126  
E59  
F-Series Super Duty, 306 PIN E39 INJ1
Motorhome/Stripped Chassis/Step Van E36 INJ2
E17 INJ3
E81 INJ4
E38 INJ5
E18 INJ6
E123 INJ7
  INJ8
E110  
  INJPWRM
B14  
Ford GT 198 PIN B81 INJ1
B80 INJ2
B22 INJ3
B40 INJ4
B21 INJ5
E16 INJ6
B95 INJPWRM
B42  
  INJRLY
KA 1.0L 128 PIN E35 INJ1
E44 INJ2
E45 INJ3
E29 INJPWRM
KA 1.2L, 112 PIN E39 INJ1
KA 1.5L Manual Transmission E26 INJ2
E40 INJ3
KA 1.5L Automatic Transmission 198 PIN E52 INJ1
E53 INJ2
E54 INJ3
Mustang TiVCT 5.2L 198 PIN E1 INJ1
E61 INJ2
E31 INJ3
E3 INJ4
E2 INJ5
E62 INJ6
E46 INJ7
E16 INJ8
Ranger 128 PIN E34 INJ1
E45 INJ2
E44 INJ3
E46 INJ4
Transit Connect 198 PIN B52 INJ1
B55 INJ2
B53 INJ3
B54 INJ4
All other vehicles 306 PIN E39 INJ1
E36 INJ2
E17 INJ3
E81 INJ4
E38 INJ5
E18 INJ6
E123 INJ7
  INJ8
E110  
RENDER: 1.0x

NO RELATED

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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.