Ford Powerstroke Diesel DTC OBDII Diagnostic Trouble Codes- Powertrain P Codes


Click here for "B" (Body Electronics) codes.

Click here for "C" (Chasis) codes.

OBDII Theory & Operation (PDF file from Motorcraft web site for model year 2000)

Fault Code Condition Description Probable Causes
P0107 Barometric pressure sensor circuit low input PCM's internal barometric sensor
P0108 Barometric pressure sensor circuit high input PCM's internal barometric sensor
P0112 Intake air temp. sensor circuit low input Grounded circuit, biased sensor, PCM
P0113 Intake air temp. sensor circuit high input Open circuit, biased sensor, PCM, short to 5v
P0122 Accelerator pedal sensor circuit low input Grounded circuit, biased sensor, PCM
P0123 Accelerator pedal sensor circuit high input Open circuit, biased sensor, PCM, short to 5v
P0197 Engine oil temp. sensor circuit low input Grounded circuit, biased sensor, PCM
P0198 Engine oil temp. sensor circuit high input Open circuit, biased sensor, PCM, short to 5v
P0220 Throttle switch B circuit malfunction Short/open circuit, switch failure, operator, PCM
P0221 Throttle switch B circuit performance Failed pedal assembly
P0230 Fuel pump relay driver failure Open FP relay, blown fuse, open/grounded circuit
P0231 Fuel pump circuit failure Fuse, relay, inertia switch, fuel pump, open/short circuit
P0232 Fuel pump circuit failure Relay failure, short circuit, pump failure
P0236 Turbo boost sensor A circuit performance Restricted inlet/exhaust/supply hose, missing hose
P0237 Turbo boost sensor A circuit low input Circuit open, short to ground, MAP sensor
P0238 Turbo boost sensor A circuit low high Circuit short to power, MAP sensor
P0261 Injector circuit low Cylinder 1 Harness short to ground
P0262 Injector circuit high Cylinder 1 Miswired connector or harness
P0263 Cylinder 1 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0264 Injector circuit low Cylinder 2 Harness short to ground
P0265 Injector circuit high Cylinder 2 Miswired connector or harness
P0266 Cylinder 2 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0267 Injector circuit low Cylinder 3 Harness short to ground
P0268 Injector circuit high Cylinder 3 Miswired connector or harness
P0269 Cylinder 3 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0270 Injector circuit low Cylinder 4 Harness short to ground
P0271 Injector circuit high Cylinder 4 Miswired connector or harness
P0272 Cylinder 4 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0273 Injector circuit low Cylinder 5 Harness short to ground
P0274 Injector circuit high Cylinder 5 Miswired connector or harness
P0275 Cylinder 5 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0276 Injector circuit low Cylinder 6 Harness short to ground
P0277 Injector circuit high Cylinder 6 Miswired connector or harness
P0278 Cylinder 6 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0279 Injector circuit low Cylinder 7 Harness short to ground
P0280 Injector circuit high Cylinder 7 Miswired connector or harness
P0281 Cylinder 7 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0282 Injector circuit low Cylinder 8 Harness short to ground
P0283 Injector circuit high Cylinder 8 Miswired connector or harness
P0284 Cylinder 8 contribution/balance fault Power cylinder, valve train or injector problem, circuit
P0301 Fault cylinder 1 Misfire detected Mechanical engine failure
P0302 Fault cylinder 2 Misfire detected Mechanical engine failure
P0303 Fault cylinder 3 Misfire detected Mechanical engine failure
P0304 Fault cylinder 4 Misfire detected Mechanical engine failure
P0305 Fault cylinder 5 Misfire detected Mechanical engine failure
P0306 Fault cylinder 6 Misfire detected Mechanical engine failure
P0307 Fault cylinder 7 Misfire detected Mechanical engine failure
P0308 Fault cylinder 8 Misfire detected Mechanical engine failure
P0340 Camshaft position sensor ckt. malfunction Open/grounded circuit, sensor fault, short to power
P0341 Camshaft position sensor ckt. performance Harness routing, charging circuit, sensor
P0344 Camshaft position sensor ckt. intermittent Harness routing, charging ckt., sensor, int. ckt., improper gap
P0380 Glow plug circuit malfunction Open/grounded ckt., solenoid open/shorted, failed PCM
P0381 Glow plug indicator circuit malfunction Open/grounded circuit, lamp open, failed PCM
P0460 Fuel level sensor circuit malfunction Open/short circuit, cluster, tank unit, open case GND
P0470 Exhaust back pressure sensor circuit malfunction Biased sensor, open signal return
P0471 Exhaust back pressure sensor circuit performance Plugged, stuck or leaking hose
P0472 Exhaust back pressure sensor circuit low input Open/grounded circuit, biased sensor, PCM
P0473 Exhaust back pressure sensor circuit high input Circuit shorted to 5v, biased sensor, PCM
P0475 Exhaust pressure control valve malfunction Open/grounded ckt., solenoid open/shorted, failed PCM
P0476 Exhaust pressure control valve performance Failed/stuck EPR control, EBP fault, EPR circuit
P0478 Exhaust pressure control valve high input Plugged sensor line, stuck butterfly, restricted exhaust
P0500 Vehicle speed sensor malfunction Sensor, circuit, PCM, PSOM, TR failure, low trans. fluid
P0503 Vehicle speed sensor noisy Harness routing, sensor
P0541 Manifold intake air heater... Open/short circuit
P0542 Manifold intake air heater... Grounded circuit
P0560 System voltage malfunction Charging system problem/load, glow plugs still enabled
P0562 System voltage low Low sys. voltage, charging sys., internal PCM failure
P0563 System voltage high High sys., voltage, charging sys., internal PCM failure
P0565 Cruise "On" signal malfunction Open or short circuit, switch failure, PCM failure or failed to activate switch during KOER switch test
P0566 Cruise "Off" signal malfunction Open or short circuit, switch failure, PCM failure or failed to activate switch during KOER switch test
P0567 Cruise "Resume" signal malfunction Open or short circuit, switch failure, PCM failure or failed to activate switch during KOER switch test
P0568 Cruise "Set" signal malfunction Open or short circuit, switch failure, PCM failure or failed to activate switch during KOER switch test
P0569 Cruise "Coast" signal malfunction Open or short circuit, switch failure, PCM failure or failed to activate switch during KOER switch test
P0571 Brake switch A circuit malfunction Cruise control codes will be set on every switch test on vehicles not equipped with cruise control
P0603 Internal control module KAM error Open PCM pin, disconnect B+, faulty PCM
P0605 Internal control module ROM error Internal PCM failure
P0606 PCM processor fault Internal PCM failure
P0640 Manifold intake air heater... Circuit open or shorted to ground
P0670 Glow plug control circuit malfunction Open/grounded circuit, failed GPCM, failed PCM
P0671 Glow plug #1 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0672 Glow plug #2 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0673 Glow plug #3 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0674 Glow plug #4 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0675 Glow plug #5 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0676 Glow plug #6 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0677 Glow plug #7 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0678 Glow plug #8 circuit failure Circuit/connector failure, failed glow plug, failed GPCM, PCM
P0683 Glow plug diagnostic signal communication fault Circuit/connector failure, failed GPCM, PCM
P0703 Brake switch B circuit malfunction Open/short circuit, switch, PCM, failed to activate switch during KOER switch test
P0704 Clutch switch input circuit malfunction; F650-F750 with Allison AT545: neutral switch Open/short circuit, switch, PCM, failed to activate switch during KOER switch test
P0705 TR sensor circuit malfunction Resistance in circuit, faulty sensor, PCM
P0707 TR sensor circuit low input Open in circuit, biased sensor, PCM
P0708 TR sensor circuit high input Open in circuit, biased sensor, PCM, short to power
P0712 Trans. fluid temp. sensor ckt. low input Short to ground, biased sensor, PCM
P0713 Trans. fluid temp. sensor ckt. high input Open in circuit, biased sensor, PCM, short to power
P0715 TSS sensor circuit malfunction Short/open circuit, sensor, PCM
P0717 TSS intermittent failure Short/open circuit, sensor, PCM
P0718 Noisy TSS Erratic signal, sensor, intermittent circuit
P0720 OSS sensor circuit malfunction Short/open circuit, sensor, PCM
P0721 Noisy OSS Erratic signal, sensor, intermittent circuit
P0722 OSS intermittent failure Short/open circuit, sensor, PCM
P0732 Gear 2 incorrect ratio Mechanical/hydraulic failure, 4x4 switch failure
P0733 Gear 3 incorrect ratio Mechanical/hydraulic failure, 4x4 switch failure
P0741 Torque converter clutch ckt. performance Circuit failure, faulty solenoid, PCM
P0743 Torque converter clutch system electrical Faulty solenoid, circuit, PCM
P0750 Shift solenoid A malfunction Circuit failure, faulty solenoid, PCM
P0755 Shift solenoid B malfunction Circuit failure, faulty solenoid, PCM
P0781 1-2 Shift malfunction Circuit failure, faulty solenoid, faulty clutch, PCM
P0782 2-3 Shift malfunction Circuit failure, faulty solenoid, faulty clutch, PCM
P0783 3-4 Shift malfunction Circuit failure, faulty solenoid, faulty clutch, PCM
P1000 OBDII monitor status OBDII monitors/drive cycle incomplete
P1105 Dual alternator upper fault (monitor) Circuit failure, alternator failure, PCM
P1106 Dual alternator lower fault (control) Circuit failure, alternator failure, PCM
P1107 Dual alternator lower circuit malf. (control) Circuit failure, alternator failure, PCM
P1108 Dual alternator BATT lamp ckt. malf. Open/short circuit, lamp, fuse, PCM
P1118 Manifold air temp sensor out of range low Short to GND MAT circuit, MAT sensor
P1119 Manifold air temp sensor out of range high Open/short to PWR circuit, MAT sensor
P1139 Water in fuel lamp circuit malfunction WIF lamp, circuit failure, fuse, PCM
P1140 Water in fuel condition Water in fuel, grounded circuit, shorted sensor, PCM
P1184 Engine oil temp out of self test range Engine too cold/hot, leaking thermostat, ckt., sensor
P1209 ICP system fault IPR valve stuck
P1210 ICP above expected level ICP sensor, open signal return
P1211 ICP pressure above/below desired IPR valve failed, stuck, or shorted to ground
P1212 ICP voltage not at expected level Biased sensor or ckt., open signal return, low oil in reservoir
P1218 CID stuck high CID circuit open, probably intermittent
P1219 CID stuck low CID circuit short to ground, probably intermittent
P1247 Turbo boost pressure low MAP hose, sensor, EBP sys, intake leaks, turbo
P1248 Turbo boost pressure not detected MAP hose, sensor, EBP sys, intake leaks, turbo
P1249 Waste gate steady state failure GND short, plugged hose/port, solenoid, actuator
P1260 Electronic positive anti-theft system failure Refer to appropriate workshop manual.
P1261-
P1268
High to low side short cyl. # 1-8 Short circuit, shorted injector, failed IDM
P1271-
P1278
High to low side open cyl. # 1-8 Open circuit, open injector, failed IDM
P1280 ICP circuit out of range low Open/grounded circuit, biased sensor, PCM
P1281 ICP circuit out of range high Circuit shorted to 5v, biased sensor, PCM
P1282 Excessive ICP pressure Faulty IPR regulator (sticking), IPR short to ground
P1283 IPR circuit failure Open/grounded circuit, stuck IPR, loose connection
P1284 ICP failure aborts KOER CCT test See codes P1280, P1281, P1282, P1283, P1211
P1291 High side # 1 (right) short to grd. or B+ Short circuit, faulty IDM
P1292 High side # 2 (left) short to grd. or B+ Short circuit, faulty IDM
P1293 High side open bank No. 1 (right) Open circuit, faulty IDM
P1294 High side open bank No. 2 (left) Open circuit, faulty IDM
P1295 Multiple faults on bank No. 1 (right) Miswired connector or harness, short to ground
P1296 Multiple faults on bank No. 2 (left) Miswired connector or harness, short to ground
P1297 High sides shorted together Shorted wires, faulty IDM
P1298 IDM failure Internal IDM failure
P1316 Injector circuit/IDM codes detected Injector circuit failure/IDM codes detected
P1391 Glow plug circuit low input, bank #1 (right) Open/short/miswired circuit, faulty relay, glow plugs
P1393 Glow plug circuit low input, bank #2 (left) Open/short/miswired circuit, faulty relay, glow plugs
P1395 Glow plug monitor fault, bank #1 One or more glow plugs failed or circuit fault
P1396 Glow plug monitor fault, bank #2 One or more glow plugs failed or circuit fault
P1397 System voltage out of self test range Voltage too high or low for glow plug monitor test
P1464 A/C on during KOER CCT test Operator error, A/C circuit shorted to power
P1501 Vehicle moved during testing Operator error
P1502 Invalid test APCM functioning APCM active while KOER test is running
P1531 Invalid test accelerator pedal movement Accelerator moved during KOER on-demand or CCT test
P1536 Parking brake applied fail Circuit, switch, PCM, failed to activate switch KOER
P1660 OCC signal high High system voltage, internal PCM fault
P1661 OCC signal low Low system voltage, internal PCM fault
P1662 IDM EN circuit failure Open relay, blown fuse, open/grounded circuit
P1663 FDCS circuit failure Open/grounded circuit, faulty IDM
P1667 CID circuit failure Open/grounded circuit, faulty IDM
P1668 PCM/IDM diag. communication error Open/shorted EF or FDCS wire, open IDM grd.
P1670 EF signal not detected Open/shorted EF circuit
P1690 Waste gate failure WGC circuit or solenoid, PCM
P1702 TRS sensor intermittent circuit malfunction Sensor, wiring, PCM, mechanical alignment
P1704 Digital TRS failed to transition state Sensor, wiring, PCM, mechanical alignment
P1705 TR sensor out of self-test range Operator error, circuit failure, faulty sensor, PCM
P1711 TFT sensor out of self-test range Circuit failure, faulty sensor, PCM
P1713 TFT stuck in range low below 50F Sensor, circuit, PCM
P1714 Shift solenoid 1 inductive Circuit, solenoid, PCM
P1715 Shift solenoid 2 inductive Circuit, solenoid, PCM
P1718 TFT stuck in range high above 250F Sensor, circuit, PCM
P1728 Transmission slip error Solenoid failure or mechanical failure
P1729 4x4L low switch error Circuit failure, faulty switch, PCM
P1744 Converter not functioning Converter solenoid/hydraulic/mechanical failure
P1746 EPC solenoid open circuit Open circuit, faulty solenoid, PCM
P1747 EPC solenoid short circuit Short circuit, faulty solenoid, PCM shorted to ground
P1754 Coast clutch solenoid ckt. malfunction Circuit failure, faulty solenoid, PCM
P1760 EPC solenoid short intermittent Switch not detected during self test, circuit, switch
P1780 TCS circuit of out self-test range Circuit, switch, PCM, failed to activate switch KOER
P1781 4x4L circuit out of self-test range Operator error, short to ground, PCM
P1783 Transmission overtemperature condition Internal trans. failure, circuit failure, sensor, PCM
P1902 Kickdown solenoid relay control circuit failure Blown fuse, failed relay, open control circuit, faulty PCM, faulty wiring
P1903 Kickdown solenoid circuit low voltage Blown fuse, failed relay, open control circuit, faulty PCM
P1904 Kickdown solenoid circuit high voltage Blown fuse, failed relay, open control circuit, faulty PCM, open in ASMM (circuit #175)


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