1998, 1999, 2000, 2001 2.5L Ford Ranger 104 PCM Connector Pin Out

The 1998, 1999, 2000, 2001 2.5L Ford Ranger is equipped with the E.E.C V system. The fuel injection computer has 104 pins.

Whether you're tracing down an electrical short or testing one of the input/output components of the PCM, pinout charts come in handy. Below you'll find the description of each pin.

1998-2001 2.5L Ford Ranger 104 PCM Pin Connector
Pin Wire Color Description
 1 PNK/ORG Shift Solenoid #2
 2 PNK/LT GRN Check Engine Light
 3 YEL/BLK Digital Transmission Ranger Sensor 1
 4 --- Not Used
 5 -- Not Used
 6 DK BLU/YEL Output Shaft Speed
 7 --- Not Used
 8 --- Not Used
 9 --- Not Used
10 --- Not Used
11 -- Not Used
12 YEL/WHT Fuel Level
13 VIO Data Link Connector (DLC)
14 --- Not Used
15 PNK/LT BLU Data Link Connector (DLC) Bus (-)
16 TAN/ORG Data Link Connector (DLC) Bus (+)
17 --- Not Used (1998-2000 Only)
17 GRY/ORG RX Signal (Anti-Theft System) (2001 Only)
18 -- Not Used (1998-2000 Only)
18 WHT/LT GRN TX Signal (Anti-Theft System) (2001 Only)
19 -- Not Used
20 --- Not Used
21 DK BLU Crankshaft Position (CKP) Sensor (+)
22 GRY Crankshaft Position (CKP) Sensor (-)
23 -- Not Used
24 BLK/WHT Power Ground
25 BLK Case Ground
26 TAN/WHT Ignition Coil #1 Control (Primary Ignition Coil)
27 ORG/YEL Shift Solenoid #1
28 BRN/ORG Coast Clutch Solenoid (CCS)
29 TAN/WHT Transmission Clutch Switch (TCS)
30 --- Not Used (1998-2000 Only)
30 DK BLU/LT GRN Anti-Theft Indicator (2001 Only)
31 YEL/LT GRN Power Steering Pressure (PSP) Switch
32 --- Not Used
33 --- Not Used
34 --- Not Used
35 RED/LT GRN Heated Oxygen Sensor #2 (HO2S 12) Input
36 TAN/LT BLU MAF Sensor Ground
37 ORG/BLK Transmission Fluid Temperature (TFT) Sensor Input
38 LT GRN/RED Engine Coolant Temperature (ECT) Sensor
39 GRY Intake Air Temperature (IAT) Sensor
40 DK GRN/YEL Fuel Pump Monitor Input
41 VIO A/C On Signal Input
42 --- Not Used
43 -- Not Used
44 --- Not Used
45 --- Not Used
46 --- Not Used
47 BRN/PNK EGR Vacuum Regulator (EVR) Control
48 TAN/YEL Tachometer
49 LT BLU/BLK Digital Transmission Ranger Sensor 2
50 WHT/BLK Digital Transmission Ranger Sensor 4
51 BLK/WHT Power Ground
52 TAN/ORG Ignition Coil #2 Control (Primary Ignition Coil)