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Control System Diagnostic Sheet Reference: Engine

PCM ENGINE HARNESS CONNECTOR REFERENCE

Pin Number Name Key On Low Idle High Idle Operating Range Comments
1 GEN1C B+ B+ B+ B+ Generator 1 Monitor 0 Fault Detected
2 IPR 10.7 10.1 9.3 0 - B+ Injection Pressure Regulator Control (Pulse Width Modulated)
3 GPE 0/B+ 0/B+ 0/B+ 0/B+ Glow Plug Enable 0 Equals Relay ON B+ Equals Relay OFF
4 GEN2C B+ B+ B+ B+ Generator 2 Monitor (Dual Generator Only)
0 Equals Fault Detected
5 N/A N/A N/A N/A N/A N/A
6 FSS 0 5.4 5.1 0 - VREF Fan Speed Signal
7 N/A N/A N/A N/A N/A N/A
8 N/A N/A N/A N/A N/A N/A
9 N/A N/A N/A N/A N/A N/A
10 VGTC 12.1 7.9 10.4 0 - B+ Variable Geometry Turbo Actuator Control (Pulse Width Modulated)
11 VGTCH B+ B+ B+ B+ Variable Geometry Turbo Actuator Voltage
12 N/A N/A N/A N/A N/A N/A
13 N/A N/A N/A N/A N/A N/A
14 FC-V 12.3 12.3 13.8 0 - B+ Cooling Fan Solenoid Control (Pulse Width Modulated)
0 Equals ON
B+ Equals OFF
15 PTOC 0 0 0 0 PTO Control
16 BCPIL 0 0 0 0 Battery Charge Protection Indicator Lamp
17 GPD 0 0 0 0 - VPWR Glow Plug Control Module/PCM Communication
18 N/A N/A N/A N/A N/A N/A
19 CKPO 0 5.7V 5.7V 0 - 6000 Hz Buffered Crankshaft Signal Output (to FICM)
20 CMPO 0 1.0V 1.2V 0.5 - 50 Hz Buffered Camshaft Signal Out (to FICM)
21 N/A N/A N/A N/A N/A N/A
22 TPWR GND 0 0 0 0 Cooling Fan Sensor Signal Return
23 EGRVC 12.2 11.2 - 12.2 10.3 0 - VPWR EGR Solenoid Control (Pulse Width Modulated)
24 N/A N/A N/A N/A N/A N/A
25 SIGRTN 0 0 0 0 Signal Return
26 CAN2L 2.1 2.1 2.2 -3 - 16 CAN- Module Communications (PCM to FICM)
27 EP 1.0 1.2 1.4 0.4 - 4.7 Exhaust Pressure Signal 0.9 Equals 101 kPa (14.7 psi) 4.7 Equals 365 kPa (53 psi)
28 FICMM 1.1 2.6 2.8 1 - 4 Intermodule Communication Signal (PCM to FICM)
29 ICP 0.2 1.0 1.9 0.15 - 4.7 Injection Control Pressure Sensor Signal
1.0 Equals 4.5 MPa (652 psi)
4.45 Equals 28 MPa (4061 psi)
30 CKP+ 1.58V 1.60V 1.60V 0 - 6000 Hz Crankshaft Position Signal
31 CMP+ 0.25V 0.25V 0.38V 0.5 - 50 Hz Camshaft Position Signal
32 ECT 1.9 1.9 1.1 0.3 - 4.7 Engine Coolant Temperature 4.9 Equals -40 °C (-40 °F)
0.47 Equals 100 °C (212 °F)
33 EGRVP 0.8 0.8 - 1.0 1.3 0.6 - 4.0 EGR Valve Position Signal
34 N/A N/A N/A N/A N/A N/A
35 N/A N/A N/A N/A N/A N/A
36 VREF 5 5 5 5 +/- 0.5 VREF
37 CAN2H 2.9 2.9 2.9 -3 - 16 CAN+ Module Communications (PCM to FICM)
38 N/A N/A N/A N/A N/A N/A
39 N/A N/A N/A N/A N/A N/A
40 N/A N/A N/A N/A N/A N/A
41 CKP- 1.5V 1.6V 1.6V 0 - 6000 Hz Crankshaft Position Signal
42 CMP/CKP SHD 0 0 0 0 CMP/CKP Sensor Shield
43 CMP- 0.3V 0.3V 0.4V 0.5 - 50 Hz Camshaft Position Signal
44 EOT 2.0 2.6 1.1 0.3 - 4.7 Engine Oil Temperature 4.9 Equals -40 °C (-40 °F)
0.47 Equals 100 °C (212 °F)
45 IAT2 2.7 3.7 2.9 0.2 - 4.7 Manifold Air Temperature 4.3 Equals 0 °C (32 °F)
2.5 Equals 50 °C (122 °F)
46 VBPWR B+ B+ B+ Buffered VBAT Cooling Fan Speed Sensor Buffered Voltage
Fig 1: Identifying PCM Body Harness Connector
G03982278Courtesy of FORD MOTOR CO.
PCM BODY HARNESS CONNECTOR REFERENCE

Pin Number Name Key On Low Idle High Idle Operating Range Comments
1 CTO 12.2 12.2 12.4 1 - VPWR Tachometer Output (Aftermarket)
2 ACCR B+ 0/B+ 0/B+ 0/B+ A/C Clutch Relay Control B+ Equals A/C OFF
0 Equals A/C ON
3 DOL 0 0 0 0 - 5 Tripminder Fuel Economy Digital Signal
4 TRO PN 0 0 0 0/B+ Starter Relay Enable 0 Equals Enabled
5 FPC 0/B+ 0 0 0 Fuel Pump Relay Control B+ Equals Pump OFF
0 Equals Pump ON
6 N/A N/A N/A N/A N/A N/A
7 TPO 0 0 0 0 Throttle Position Output
8 ACCS 0 0/B+ 0/B+ 0/B+ A/C Cycling Pressure Switch B+ Equals A/C ON
0 Equals A/C OFF
9 (F-Super Duty / E-Series) BCPSW - - - - Battery Charge Protection
9 (Excursion) SCIL B+ B+ B+ 0/B+ Speed Control Indicator B+ Equals Indicator OFF
0 Equals Indicator ON
10 CASEGND 0 0 0 0 Chassis Ground
11 PWR GND 0 0 0 0 Power Ground
12 PTO 0 0/B+ 0/B+ 0/B+ Power Take Off (Aftermarket) 0 Equals PTO Disengaged
B+ Equals PTO Engaged
13 CAN1H 2.7 2.7 2.7 -3 - 16 CAN+ Module Communications
14 CAN1L 2.4 2.4 2.4 -3 - 16 CAN- Module Communications
15 WFS 4.6 4.6 4.6 >4.4 Water In Fuel Sensor Diesel Greater Than 4.4 Water Less Than 3.3
16 ACPSW 0 0/B+ 0/B+ 0/B+ A/C Pressure Switch 12 Equals A/C Pressure Less Than 325 psig
0 Equals A/C Pressure Greater Than 325 psig
17 PBA 0/B+ 0/B+ 0/B+ 0/B+ Park Brake Applied
0 Equals Brake Applied
12 Equals Brake OFF
18 BPP 0/B+ 0/B+ 0/B+ 0/B+ Brake Pedal Position 12 Equals Brake Applied
0 Equals Brake OFF
19 FPM 0/B+ B+ B+ B+ Fuel Pump Monitor B+ Equals Fuel Pump ON
20 SIGRTN2 0 0 0 0 Accelerator Pedal Position Sensor Signal Return
21 MAFRTN 0 0 0 0 Mass Air Flow Sensor Signal Return
22 VSO 0 0 0 0 - VBAT Vehicle Speed Out
23 PWRGND 0 0 0 0 Power Ground
24 SCCSRTN 0 0 0 0 Speed Control Switch Signal Return
25 APP3 1.0 1.0 1.45 0.8 - 3.5 Accelerator Pedal Track 3
CT Equals 0.8 - 1.1
WOT Equals 3.1 - 3.5
26 APP1 4.1 4.1 3.5 0.7 - 4.2 Accelerator Pedal Track 1
CT Equals 3.9 - 4.2
WOT Equals 0.7 - 1.2
27 N/A N/A N/A N/A N/A N/A
28 BPS 0/B+ 0/B+ 0/B+ 0/B+ Brake Pressure Switch 0 Equals Brake Applied B+ Equals Brake OFF
29 VREF2 5 5 5 5 +/- 0.5 Reference Voltage
30 GENIL 0 0 0 0/B+ Generator Indicator
31 SCCS 6.7 6.7 6.7 0 - 7.0 Speed Control Switches
ON Equals B+
OFF Equals 0
SET+ Equals 2.8
RESUME Equals 4.7
SET- Equals 0.8
HOLD Equals 6.6
32 (F-Super Duty / E-Series) PTOGND 0 0 0 0 PTO Ground
32 (Excursion) BUS+ 0.3 0.3 0.3 0 - 5 SCP+ Module Communications
33 SIGRTN 0 0 0 0 Signal Return
34 VPWR B+ B+ B+ B+ Vehicle Power
35 VSS 8.89V 9.82V 9.85V 5.5 - 333 Hz Vehicle Speed Signal
36 CPP/TOW 0V/B+ 0V/B+ 0V/B+ 0V/B+ Grade Load Switch (Automatic Trans)
0 Equals Switch OFF
B+ Equals Switch ON
Clutch Pedal Position Switch (Manual Trans)
0 Equals Pedal APPLIED
B+ Equals Pedal OFF
37 APP2 1.53 1.53 2.00 1.4 - 4.1 Accelerator Pedal Track 2 CT Equals 1.4 - 1.6
WOT Equals 3.6 - 4.1
38 BARO 4.6 4.6 4.6 0.5 - 4.5 Barometric Pressure
39 FEPS 0 0 0 N/A Flash EPROM Digital Signal
40 KAPWR B+ B+ B+ B+ Keep Alive Power
41 MAP 1.35 1.41 1.61 0.5 - 4.5 Manifold Absolute Pressure
1.35 Equals 103 kPa (14.9 psi)
4.5 Equals 300 kPa (43.5 psi)
42 MAF 0 1.36 2.65 0 - 4.7 Mass Air Flow Signal
43 IAT1 2.3 3.1 2.5 0.13 - 4.9 Intake Air Temperature (Mass Air Flow Assembly)
4.9 Equals -40 °C (-40 °F)
0.5 Equals 100 °C (212 °F)
44 (F-Super Duty / E-Series) PTO VREF 5.0 5.0 5.0 5.0 PTO Reference Voltage
44 (Excursion) BUS- 4.8 4.8 4.8 0 - 5 SCP- Module Communications
45 VREF 5 5 5 5 +/- 0.5 Reference Voltage
46 VPWR B+ B+ B+ B+ Vehicle Power
PIDS REFERENCE

Acronym Key On Low Idle High Idle Operating Range Measurement Units Description
ACCS OFF OFF OFF OFF/ON OFF/ON AC Cycle Switch
ACP OPEN OPEN OPEN OPEN/ CLOSED OPEN/ CLOSED AC Pressure Switch
APP 0 0 13 0 - 17.75 PERCENT Accelerator Pedal Position
APP1 4.0 4.0 3.4 0.7 - 4.2 VOLT Accelerator Pedal Track 1
APP2 1.4 1.4 1.9 1.4 - 4.1 VOLT Accelerator Pedal Track 2
APP3 0.9 0.9 1.4 0.8 - 3.5 VOLT Accelerator Pedal Track 3
APP_MODE CT CT PT CT, PT, WOT CT, PT, WOT Accelerator Pedal Position
AST 00:00 00:07 01:00 - min: sec Time Since Start
B+ 12.6 13.3 14.0 10.5 - 15.5 VOLT Battery Voltage
BARO 96.5 (14) 96.5 (14) 96.5 (14) 50 - 120 (7.3 - 17.4) kPa (PSI) Barometric Pressure
BOO OFF OFF OFF ON/OFF ON/OFF Brake Pedal
BPA OFF OFF OFF ON/OFF ON/OFF Brake Pressure Applied
CLRDIST 926.1 926.1 926.1 - Miles Distance Since DTCs Cleared
CLRWRMUP 2 2 2 - Numeric Value Number of Warmups Since DTCs Cleared
CMPFM NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT CMP Status
CPP/PNP NEUTRAL NEUTRAL NEUTRAL NEUTRAL DRIVE/ NEUTRAL Clutch Pedal Position
DECHOKE No No No - Yes/No Dechoke Mode
DRIVECNT 6 7 7 0 - 65535 NUMBER Valid Drive Counter
DTCCNT 0 0 0 0 - 255 NUMBER DTC Count
ECT 88 (190) 88 (190) 88 (190) -40 - 121 (-40 - 250) TEMPERATURE °C ( °F) Coolant Temperature
ECT_FM NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT ECT Fault
EGR EVAL NO NO NO YES NO/YES EGR Evaluated
EGR DC# 0 0 - 15 32 0 - 44 PERCENT EGR Duty Cycle
EGR_F NO FAULT NO FAULT NO FAULT 0 - 44 FAULT/NO FAULT EGR Status
EGRVP 0.8 0.8 - 1.0 1.3 0.6 - 3.5 VOLT EGR Valve Position
EGRVPDES 0 0 9.72 0 - 14 PERCENT EGR Desired
EOT 88 (190) 88 (190) 88 (190) -40 - 150 (-40 - 302) TEMPERATURE °C ( °F) Oil Temperature
EOTFM NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT EOT Status
EP 103 (15) 110 (16) 110 (16) 55 - 607 (8 - 88) kPa (PSI) Exhaust Pressure
EP_V 0.8 1.2 1.3 0.4-4.7 VOLT Exhaust Pressure
EP DSD 3.26 2.43 2.13   PSI Exhaust Pressure Desired
FANSS 0 533 488 0 - 4000 RPM Fan Speed
FANSSM LOW LOW LOW LOW LOW/HIGH Cooling Fan Driver
FAN VAR # 0 0 0 0 - 100 Percent Fan Speed Monitor
FAN VAR_F NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT Fan Speed Monitor
FICMSYNC NO YES YES YES YES/NO Synchronization from FICM
FICM_LPWR 12.0 13.5 13.5 10.5 - 15.5 VOLTS FICM Logic Power(1)
FICM_MPWR 47 47.5 47.5 40 - 52 VOLTS FICM Main Power(2)
FICM_VPWR 12.0 14.0 14.0 10.5 - 15.5 VOLTS FICM Vehicle Power(3)
FLI 36.1 36.1 34.1 0 - 100 PERCENT Fuel Level Indicator
FP# ON/OFF ON ON ON ON/OFF Fuel Pump
FPM ON/OFF ON ON ON ON/OFF Fuel Pump Monitor
FUELPW 0 990 680 0 - 50000 (MUE seconds) Fuel Pulse Width
GENB_F NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT Generator 2 Output Fault
GENFIL OFF OFF OFF OFF OFF/ON Generator Fault Indicator
GEN_F NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT Generator 1 Output Fault
GPCTM 0 0 0 0 - 180 TIME (seconds) Glow Plug Coil On Time
GPL ON/OFF OFF OFF ON/OFF ON/OFF Glow Plug Indicator
GPLTM 0 0 0 1 - 10 TIME (seconds) Glow Plug Indicator On-Time
IAT 98.6 98.6 96.8 -40 - 250 TEMPERATURE ( °F) Intake Air Temp (MAF Assembly)
IAT2 113 113 113 -40 - 250 TEMPERATURE °F Intake Air Temp (Manifold Air)
IATFM NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT IAT Status
ICP 0.2 1.0 1.8 0.15 - 4.7 VOLT Injection Control Pressure
ICP_DES 0 625.5 1400 - 1450 0 - 4045 PRESSURE (PSI) ICP Desired
INJ1_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ2_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ3_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ4_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ5_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ6_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ7_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ8_OFF # NORMAL NORMAL NORMAL NORMAL DISABLE/ NORMAL Injector Disabled
INJ_TIM 0 -8.71 +3.5 -50 - 50 ANGLE (Degrees) Injector Timing (TDC)
IPR # 14.84 24 40.60 0 - 50 PERCENT Injection Pressure Regulator
LOAD 0 12.5 14 0 - 100 PERCENT Calculated Load Value
MAF 0 1.44 2.65 0.5 - 4.75 VOLT Mass Air Flow
MAF_FM NO FAULT NO FAULT NO FAULT NO FAULT NO FAULT/ YES FAULT Mass Air Flow Status
MAP 96 (14) 96 (14) 103 (15) 41 - 324 (6 - 47) kPa (PSI) Manifold Absolute Pressure
MAP_V 1.30 1.33 1.40 0.5 - 4.5 VOLT Manifold Absolute Pressure
MFDES 0 7.5 10.7 0 - 100 MASS mg/stroke Mass Fuel Desired
MGP 0 0.25 0.8 -10 - 30 PRESSURE (psi) Manifold Gauge Pressure
MIL OFF OFF OFF OFF ON/OFF Malfunction Indicator
MIL_DIS 926.1 926.1 926.1 - Miles Distance Since MIL Activated
MISF_EVAL NO NO YES YES NO/YES Misfire Monitor
MP_LRN YES YES YES YES NO/YES Learned Misfire Correction
NM 0 0 0 0 - 65535 NUMBER Number of Misfires
PATSENABL ENABLED ENABLED ENABLED ENABLED ENABLED/ DISABLED Passive Anti-Theft
PBA OFF OFF OFF OFF OFF/ON Park Brake Applied
PNP Neutral Neutral Neutral Park/Neutral Park/Neutral Park/Neutral Position Switch
RPM 0 628 2500 0 - 4096 RPM Revolutions Per Minute
RPMSD 625 625 625 625 RPM Desired Idle RPM
SCCS NONE NONE NONE OFF/ON/ RESUME/ CANCEL/ NONE/SET/ COAST/ NOT AVAILABLE OFF/ON/ RESUME/ CANCEL/ NONE/SET/ COAST/ NOT AVAILABLE Speed Control Switches
STRT_RLY DISABLED DISABLED DISABLED DISABLED DISABLED/ ENABLED Starter Relay
SYNC NO YES YES YES NO/YES CMP and CKP Synchronized
TORQUE 0 9 - 20 50 400 Nm Net Engine Torque
TRIP NO NO NO YES NO/YES OBD Trip Completed
TRIP CNT 0 0 0 0 0 - 255 Trip Count
VFDES 0 9 14 0 - 250 VOLUME mm^3 Volume Fuel Desired
VGTDC # 0 73 43 0 - 100 PERCENT Turbo Duty Cycle
VGT_F NO NO NO NO NO/YES Turbo Fault
VREF 4.9 4.9 4.9 4.5 - 5.5 VOLTS Reference Voltage
VSS 0 0 0 0 - 120 SPEED (MPH) Vehicle Speed
WAC OFF OFF OFF OFF ON/OFF WOT A/C Cutoff
WFS NO NO NO NO NO/YES Water in Fuel
(1) FICM logic power from the FICM relay.

(2) FICM injector power supply from the FICM relay.

(3) FICM vehicle power from the ignition switch.