Self-Diagnostics DTCS: Notes
SELF-DIAGNOSTICS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Definition | KOEO Test/Step |
KOER Test/Step |
Continuous Test/Step |
|---|---|---|---|---|
| P0102 | Mass Air Flow (MAF) Circuit Low Input | -- | DC/Step 2 | DC/Step 2 |
| P0103 | Mass Air Flow (MAF) Circuit High Input | DC/Step 20 | DC/Step 20 | DC/Step 20 |
| P0106 | Barometric (BARO) Pressure Sensor Circuit Performance | -- | -- | DQ/Step 1 |
| P0107 | BARO Sensor Low Voltage Detected | -- | -- | DQ/Step 1 |
| P0108 | BARO Sensor High Voltage Detected | -- | -- | DQ/Step 1 |
| P0109 | BARO Sensor Circuit Intermittent | -- | -- | DQ/Step 1 |
| P0112 | Intake Air Temperature (IAT) Circuit Low Input | DA/Step 20 | DA/Step 20 | DA/Step 90 |
| P0113 | Intake Air Temperature (IAT) Circuit High Input | DA/Step 10 | DA/Step 10 | DA/Step 90 |
| P0117 (W/ O ECT Sensor) |
Cylinder Head Temperature Circuit Low Input | DL/Step 20 | DL/Step 20 | DL/Step 90 |
| P0117 (With ECT Sensor) |
Engine Coolant Temperature (ECT) Circuit Low Input | DA/Step 20 | DA/Step 20 | DA/Step 90 |
| P0118 (W/O ECT Sensor) |
Cylinder Head Temperature Circuit High Input | DL/Step 10 | DL/Step 10 | DL/Step 90 |
| P0118 (With ECT Sensor) |
Engine Coolant Temperature (ECT) Circuit High Input | DA/Step 10 | DA/Step 10 | DA/Step 90 |
| P0121 | Throttle Position (TP) Circuit Performance Problem | -- | DH/Step 22 | DH/Step 22 |
| P0122 | Throttle Position (TP) Circuit Low Input | DH/Step 11 | DH/Step 11 | DH/Step 11 |
| P0123 | Throttle Position (TP) Circuit High Input | DH/Step 8 | DH/Step 8 | DH/Step 8 |
| P0125 | Insufficient Coolant Temperature For Closed Loop Fuel Control | -- | -- | DA/Step 100 |
| P0127 (5.4L Lightning) |
Intake Air Temperature Too High | DU/Step 30 | DU/Step 30 | DU/Step 30 |
| P0131 | HO2S Sensor Circuit Out of Range Low Voltage (HO2S-11) | -- | -- | H/Step 27 |
| P0133 | HO2S Sensor Circuit Slow Response (HO2S-11) | -- | -- | H/Step 20 |
| P0135 (Natural Gas) |
HO2S Sensor Circuit Malfunction (HO2S-11) | HA/Step 30 | HA/Step 30 | HA/Step 30 |
| P0135 (All Others) |
HO2S Sensor Circuit Malfunction (HO2S-11) | H/Step 30 | H/Step 30 | H/Step 30 |
| P0136 | HO2S Sensor Circuit Malfunction (HO2S-12) | -- | -- | H/Step 80 |
| P0141 (Natural Gas) |
HO2S Sensor Circuit Malfunction (HO2S-125) | HA/Step 30 | HA/Step 30 | HA/Step 30 |
| P0141 (All Others) |
HO2S Sensor Circuit Malfunction (HO2S-125) | H/Step 30 | H/Step 30 | H/Step 30 |
| P0151 | HO2S Sensor Circuit Out of Range Low Voltage (HO2S-21) | -- | -- | H/Step 27 |
| P0153 | HO2S Sensor Circuit Slow Response (HO2S-21) | -- | -- | H/Step 20 |
| P0155 (Natural Gas) |
HO2S Sensor Circuit Malfunction (HO2S-21) | HA/Step 30 | HA/Step 30 | HA/Step 30 |
| P0155 (All Others) |
HO2S Sensor Circuit Malfunction (HO2S-21) | H/Step 30 | H/Step 30 | H/Step 30 |
| P0156 | HO2S Sensor Circuit Malfunction (HO2S-22) | -- | -- | H/Step 80 |
| P0161 (Natural Gas) |
HO2S Sensor Circuit Malfunction (HO2S-22) | HA/Step 30 | HA/Step 30 | HA/Step 30 |
| P0161 (All Others) |
HO2S Sensor Circuit Malfunction (HO2S-22) | H/Step 30 | H/Step 30 | H/Step 30 |
| P0171 (Natural Gas) |
System too Lean (Bank 1) | -- | -- | HA/Step 41 |
| P0171 (All Others) |
System too Lean (Bank 1) | -- | -- | H/Step 41 |
| P0172 (Natural Gas) |
System too Rich (Bank 1) | -- | -- | HA/Step 41 |
| P0172 (All Others) |
System too Rich (Bank 1) | -- | -- | H/Step 41 |
| P0174 (Natural Gas) |
System too Lean (Bank 2) | -- | -- | HA/Step 41 |
| P0174 (All Others) |
System too Lean (Bank 2) | -- | -- | H/Step 41 |
| P0175 (Natural Gas) |
System too Rich (Bank 2) | -- | -- | HA/Step 41 |
| P0175 (All Others) |
System too Rich (Bank 2) | -- | -- | H/Step 41 |
| P0176 | Flex Fuel (FF) Sensor | -- | DE/Step 1 | DE/Step 20 |
| P0180 | Engine Fuel Temperature (EFT) Sensor | DB/Step 2 | DB/Step 2 | DB/Step 8 |
| P0181 | Engine Fuel Temperature (EFT) Sensor | DB/Step 1 | DB/Step 1 | -- |
| P0182 (Natural Gas) |
Engine Fuel Temperature (EFT) Sensor | DB/Step 2 | DB/Step 2 | DB/Step 8 |
| P0183 | Engine Fuel Temperature (EFT) Sensor | DB/Step 2 | DB/Step 2 | DB/Step 7 |
| P0190 | Fuel Rail Pressure Sensor Circuit Malfunction (FRP) | DD/Step 11 | DD/Step 11 | DD/Step 15 |
| P0191 | Fuel Rail Pressure Sensor Circuit Performance (FRP) | DD/Step 16 | DD/Step 16 | DD/Step 16 |
| P0192 | Fuel Rail Pressure Sensor Circuit Low Input (FRP) | DD/Step 1 | DD/Step 1 | DD/Step 15 |
| P0193 | Fuel Rail Pressure Sensor Circuit High Input (FRP) | DD/Step 7 | DD/Step 7 | DD/Step 15 |
| P0201 | Cylinder No. 1 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0202 | Cylinder No. 2 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0203 | Cylinder No. 3 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0204 | Cylinder No. 4 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0205 | Cylinder No. 5 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0206 | Cylinder No. 6 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0207 | Cylinder No. 7 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0208 | Cylinder No. 8 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0209 | Cylinder No. 9 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0210 | Cylinder No. 10 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0211 | Cylinder No. 11 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0212 | Cylinder No. 12 Injector Circuits | H/Step 56 | H/Step 56 | H/Step 56 |
| P0217 (5.4L Lightning) |
Engine Coolant Over-Temperature Condition | DL/Step 100 | DL/Step 100 | DL/Step 100 |
| P0230 (Natural Gas) |
Fuel Pump Primary Circuit Malfunction | KC/Step 1 | KC/Step 1 | KC/Step 40 |
| P0230 (All Others) |
Fuel Pump Primary Circuit Malfunction | KA/Step 1 | KA/Step 1 | KA/Step 40 |
| P0231 (Natural Gas) |
Fuel Pump Secondary Circuit Low | KC/Step 20 | KC/Step 20 | KC/Step 35 |
| P0231 (All Others) |
Fuel Pump Secondary Circuit Low | KA/Step 20 | KA/Step 20 | KA/Step 35 |
| P0232 (Natural Gas) |
Fuel Pump Secondary Circuit High | KC/Step 10 | KC/Step 10 | KC/Step 30 |
| P0232 (All Others) |
Fuel Pump Secondary Circuit High | KA/Step 10 | KA/Step 10 | KA/Step 30 |
| P0234 (5.4L Lightning) |
Supercharger Overboost Condition | KJ/Step 1 | KJ/Step 1 | KJ/Step 1 |
| P0243 (5.4L Lightning) |
Supercharger (Boost) Bypass Solenoid Circuit Malfunction | KJ/Step 6 | KJ/Step 6 | KJ/Step 6 |
| P0298 (LS) |
Engine Oil Over-Temperature Condition | -- | -- | DA/Step 130 |
| P0300 | Random Misfire | -- | HD/Step 1 | HD/Step 1 |
| P0301 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0302 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0303 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0304 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0305 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0306 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0307 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0308 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0309 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0310 | Misfire Detection Monitor | -- | HD/Step 1 | HD/Step 1 |
| P0320 | Ignition Diagnostic Monitor (IDM) | NC/Step 1 | -- | NC/Step 1 |
| P0325 (Sable & Taurus, E-Series) |
Knock Sensor 1 Circuit Malfunction (Bank 1) | -- | DG/Step 15 | DG/Step 15 |
| P0325 | Knock Sensor 1 Circuit Malfunction (Bank 1) | -- | DG/Step 1 | DG/Step 1 |
| P0326 (Sable & Taurus, E-Series) |
Knock Sensor 1 Circuit Malfunction (Bank 1) | -- | DG/Step 15 | DG/Step 15 |
| P0326 | Knock Sensor 1 Circuit Malfunction (Bank 1) | -- | DG/Step 1 | DG/Step 1 |
| P0330 (Sable & Taurus, E-Series) |
Knock Sensor 2 Circuit Malfunction (Bank 2) | -- | DG/Step 15 | DG/Step 15 |
| P0330 (All Others) |
Knock Sensor 2 Circuit Malfunction (Bank 2) | -- | DG/Step 1 | DG/Step 1 |
| P0331 (Sable & Taurus, E-Series) |
Knock Sensor 2 Circuit Range/ performance (Bank 2) | -- | DG/Step 15 | DG/Step 15 |
| P0331 | Knock Sensor 2 Circuit Range/ performance (Bank 2) | -- | DG/Step 1 | DG/Step 1 |
| P0340 | Camshaft Position (CMP) Sensor Circuit Malfunction | -- | DR/Step 1 | DR/Step 1 |
| P0350 | Ignition Coil (Undetermined) Primary/ Secondary Circuit Malfunction | -- | JB/Step 1 | JB/Step 1 |
| P0351 (With Coil Pack) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JE/Step 1 | JE/Step 1 |
| P0351 (With Coil-On-Plug) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0352 (With Coil Pack) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JE/Step 1 | JE/Step 1 |
| P0352 (With Coil-On-Plug) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0353 (With Coil Pack) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JE/Step 1 | JE/Step 1 |
| P0353 (With Coil-On-Plug) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0354 (With Coil Pack) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JE/Step 1 | JE/Step 1 |
| P0354 (With Coil-On-Plug) | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0355 | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0356 | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0357 | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0358 | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0359 | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0360 | Ignition Coil A through J Primary/ Secondary Circuit Malfunction | -- | JF/Step 1 | JF/Step 1 |
| P0401 | EGR Flow Insufficient Detected | -- | -- | HE/Step 70 |
| P0402 | EGR Flow Excessive Detected | -- | HE/Step 20 | HE/Step 20 |
| P0411 | Secondary Air Injection (AIR) system upstream flow | HM/Step 7 | HM/Step 7 | HM/Step 7 |
| P0412 | Secondary Air Injection System (AIR) circuit malfunction | HM/Step 1 | HM/Step 1 | HM/Step 1 |
| P0420 | Catalyst System Efficiency Below Threshold (Bank 1) | -- | -- | HF/Step 1 |
| P0430 | Catalyst System Efficiency Below Threshold (Bank 2) | -- | -- | HF/Step 1 |
| P0443 | EVAP Control System Canister Purge Valve Circuit Malfunction | HX/Step 2 | HX/Step 2 | HX/Step 1 |
| P0451 | FTP Sensor Circuit Noisy | -- | -- | Z/Step 1 |
| P0452 | FTP Sensor Circuit Low Voltage Detected | HX/Step 26 | HX/Step 26 | HX/Step 26 |
| P0453 | FTP Sensor Circuit High Voltage Detected | HX/Step 33 | HX/Step 33 | HX/Step 33 |
| P0457 (Mid-Year 4.0L SOHC Explorer) |
EVAP Control System Leak Detected (Fuel Filler Cap Loose/Off) | -- | -- | HX/Step 43 |
| P0460 | Fuel Level Sensor Circuit Malfunction | HX/Step 76 | HX/Step 76 | HX/Step 76 |
| P0461 | Fuel Level Sensor Circuit Range/Performance | -- | -- | Z/Step 1 |
| P0500 (Contour & Mystique, Cougar) |
Vehicle Speed Sensor (VSS) Malfunction | -- | -- | DP/Step 5 |
| P0500 (Taurus SHO, 4.2L, 5.4L & 6.8L F-Series O/8500 GVW, Explorer & Mountaineer, Ranger) |
Vehicle Speed Sensor (VSS) Malfunction | -- | -- | DF/Step 1 |
| P0500 | Vehicle Speed Sensor (VSS) Malfunction | -- | -- | DP/Step 1 |
| P0501 (Contour & Mystique, Cougar) |
Vehicle Speed Sensor (VSS) Range/ Performance | -- | -- | DP/Step 5 |
| P0501 (Taurus SHO, 4.2L, 5.4L & 6.8L F-Series O/8500 GVW, Explorer & Mountaineer, Ranger) |
Vehicle Speed Sensor (VSS) Range/ Performance | -- | -- | DF/Step 1 |
| P0501 (F-Series 4x4 U/8500 (MSOF)) |
Vehicle Speed Sensor (VSS) Range/ Performance | -- | -- | DP/Step 30 |
| P0501 | Vehicle Speed Sensor (VSS) Range/ Performance | -- | -- | DP/Step 1 |
| P0503 | Vehicle Speed Sensor (VSS) Intermittent | -- | -- | DP/Step 20 |
| P0505 | Idle Air Control System Malfunction | -- | KE/Step 2 | -- |
| P0552 | Power Steering Pressure (PSP) Sensor Circuit Malfunction | DT/Step 2 | DT/Step 2 | DT/Step 10 |
| P0553 | Power Steering Pressure (PSP) Sensor Circuit Malfunction | DT/Step 2 | DT/Step 2 | DT/Step 10 |
| P0602 | Control Module Programming Error | Reprogram (VID) block, PROGRAMMING PCM | Reprogram (VID) block, PROGRAMMING PCM | Reprogram (VID) block, PROGRAMMING PCM |
| P0603 | Powertrain Control Module KAM Test Error | QB/Step 1 | -- | -- |
| P0605 | PCM Read Only Memory (ROM) error | Replace PCM (See PROGRAMMING PCM ) | Replace PCM (See PROGRAMMING PCM ) | Replace PCM (See PROGRAMMING PCM ) |
| P0703 (Continental & Town Car) |
Brake Switch Circuit Input Malfunction | FD/Step 2 | FD/Step 2 | -- |
| P0703 | Brake Switch Circuit Input Malfunction | FD/Step 2 | FD/Step 1 | FD/Step 3 |
| P0704 (E/F-Series, Expedition, Explorer & Ranger) |
Clutch Pedal Position Switch Malfunction | TA/Step 1 | -- | TA/Step 1 |
| P0704 | Clutch Pedal Position Switch Malfunction | TA/Step 5 | -- | TA/Step 5 |
| P0812 | -- | -- | -- | TH/Step 1 |
| P1000 | OBD-II Monitor Testing Not Complete | Ignore This Code In KOEO | Ignore This Code In KOER | QC/Step 1 |
| P1001 | KOER Not Able To Complete, KOER Aborted | -- | QA/Step 1 | -- |
| P1100 | Mass Air Flow (MAF) Sensor Intermittent | -- | -- | DC/Step 16 |
| P1101 | Mass Air Flow (MAF) Sensor Out of Self-Test Range | DC/Step 3 | DC/Step 1 | -- |
| P1112 | Intake Air Temperature (IAT) Sensor Intermittent | -- | -- | DA/Step 90 |
| P1114 (5.4L Lightning) |
Intake Air Temperature (IAT) Sensor Intermittent | DU/Step 20 | DU/Step 20 | DU/Step 20 |
| P1115 | Intake Air Temperature (IAT) Sensor Intermittent | DU/Step 10 | DU/Step 10 | DU/Step 10 |
| P1116 (W/O ECT Sensor) | Cylinder Head Engine Temperature Sensor Out of Self-Test Range | DL/Step 1 | DL/Step 1 | -- |
| P1116 (With ECT Sensor) |
Engine Coolant Temperature (ECT) Sensor Out of Self-Test Range | DA/Step 1 | DA/Step 1 | -- |
| P1117 (W/O ECT Sensor | Cylinder Head Engine Temperature Sensor Intermittent | -- | -- | DL/Step 90 |
| P1117 (With ECT Sensor) |
Engine Coolant Temperature (ECT) Sensor Intermittent | -- | -- | DA/Step 90 |
| P1120 | Throttle Position (TP) Sensor Out of Range Low (RATCH too Low) | DH/Step 3 | DH/Step 3 | DH/Step 3 |
| P1121 | Throttle Position (TP) Sensor Inconsistent with MAF Sensor | -- | DH/Step 15 | DH/Step 15 |
| P1124 | Throttle Position (TP) Sensor Out of Self-Test Range | DH/Step 1 | DH/Step 1 | -- |
| P1125 | Throttle Position (TP) Sensor Intermittent | -- | -- | DH/Step 20 |
| P1127 (Natural Gas) |
Exhaust Not Warm Enough, Downstream Sensor Not Tested | -- | HA/Step 90 | -- |
| P1127 | Exhaust Not Warm Enough, Downstream Sensor Not Tested | -- | H/Step 100 | -- |
| P1128 (Natural Gas) |
Upstream Oxygen Sensors Swapped from Bank to Bank (HO2S-11-21) | -- | HA100 | -- |
| P1128 | Upstream Oxygen Sensors Swapped from Bank to Bank (HO2S-11-21) | -- | H/Step 110 | -- |
| P1129 (Natural Gas) |
Downstream Oxygen Sensors Swapped from Bank to Bank (HO2S-12-22) | -- | HA/Step 100 | -- |
| P1129 | Downstream Oxygen Sensors Swapped from Bank to Bank (HO2S-12-22) | -- | H/Step 110 | -- |
| P1130 (Natural Gas) |
Lack of HO2S-11 Switch, Fuel Trim at Limit | -- | -- | HA/Step 40 |
| P1130 | Lack of HO2S-11 Switch, Fuel Trim at Limit | -- | -- | H/Step 40 |
| P1131 (Natural Gas) |
Lack of HO2S-11 Switch, Sensor Indicates Lean | -- | HA/Step 40 | HA/Step 40 |
| P1131 (All Others) |
Lack of HO2S-11 Switch, Sensor Indicates Lean | -- | H/Step 40 | H/Step 40 |
| P1132 (Natural Gas) |
Lack of HO2S-11 Switch, Sensor Indicates Rich | -- | HA/Step 40 | HA/Step 40 |
| P1132 | Lack of HO2S-11 Switch, Sensor Indicates Rich | -- | H/Step 40 | H/Step 40 |
| P1137 | Lack of HO2S-12 Switch, Sensor Indicates Lean | -- | H/Step 80 | -- |
| P1138 | Lack of HO2S-12 Switch, Sensor Indicates Rich | -- | H/Step 80 | -- |
| P1150 (Natural Gas) |
Lack of HO2S-21 Switch, Fuel Trim at Limit | -- | -- | HA/Step 40 |
| P1150 | Lack of HO2S-21 Switch, Fuel Trim at Limit | -- | -- | H/Step 40 |
| P1151 (Natural Gas) |
Lack of HO2S-21 Switch, Sensor Indicates Lean | -- | HA/Step 40 | HA/Step 40 |
| P1151 | Lack of HO2S-21 Switch, Sensor Indicates Lean | H/Step 40 | H/Step 40 | H/Step 40 |
| P1152 (Natural Gas) |
Lack of HO2S-21 Switch, Sensor Indicates Rich | -- | HA/Step 40 | HA/Step 40 |
| P1152 | Lack of HO2S-21 Switch, Sensor Indicates Rich | -- | H/Step 40 | H/Step 40 |
| P1157 | Lack of HO2S-22 Switch, Sensor Indicates Lean | -- | H/Step 80 | -- |
| P1158 | Lack of HO2S-22 Switch, Sensor Indicates Rich | -- | H/Step 80 | -- |
| P1168 (Natural Gas) |
Fuel Rail Pressure (FRP) Sensor | -- | -- | DD/Step 16 |
| P1169 (Natural Gas) |
Fuel Rail Pressure (FRP) Sensor | -- | -- | DD/Step 16 |
| P1180 (Natural Gas) |
Natural Gas Fuel Delivery System | -- | -- | HB/Step 17 |
| P1181 (Natural Gas) |
Natural Gas Fuel Delivery System | -- | -- | HB/Step 17 |
| P1183 (LS) |
Engine Oil Temperature (EOT) Sensor Circuit Malfunction | -- | -- | DA/Step 111 |
| P1184 LS |
Engine Oil Temperature (EOT) Sensor Out Of Self-Test Range | DA/Step 110 | DA/Step 110 | DA/Step 110 |
| P1229 (5.4L SC Lightning) |
Charge Air Cooler (CAC) Pump | KP/Step 1 | KP/Step 1 | KP/Step 1 |
| P1232 | Low Speed Fuel Pump Primary Circuit Malfunction | KA/Step 45 | KA/Step 45 | KA/Step 60 |
| P1233 (LS) |
Fuel Pump Driver Module (FPDM) | Perform Rear Electronics Module (REM) | Perform Rear Electronics Module (REM) | Perform Rear Electronics Module (REM) |
| P1233 | Fuel Pump Driver Module (FPDM) | KB/Step 1 | KB/Step 1 | KB/Step 1 |
| P1234 (LS) |
Fuel Pump Driver Module (FPDM) | KB/Step 1 | KB/Step 1 | KB/Step 1 |
| P1234 | Fuel Pump Driver Module (FPDM) | See Appropriate MODULE COMMUNICATIONS NETWORK article | See Appropriate MODULE COMMUNICATIONS NETWORK article | See Appropriate MODULE COMMUNICATIONS NETWORK article |
| P1235 | Fuel Pump Driver Module (FPDM) | KB/Step 30 | KB/Step 30 | KB/Step 30 |
| P1236 | Fuel Pump Driver Module (FPDM) | KB/Step 30 | KB/Step 30 | KB/Step 30 |
| P1237 | Fuel Pump Driver Module (FPDM) | KB/Step 47 | KB/Step 47 | KB/Step 47 |
| P1238 | Fuel Pump Driver Module (FPDM) | KB/Step 47 | KB/Step 47 | KB/Step 47 |
| P1244 | Generator Load Input (GLI) | -- | FH/Step 1 | FH/Step 1 |
| P1245 | Generator Load Input (GLI) | -- | FH/Step 1 | FH/Step 1 |
| P1246 (Contour & Mystique, Cougar) |
Generator Load Input (GLI) | -- | FH/Step 1 | FH/Step 1 |
| P1246 | Generator/Regulator System | -- | HY/Step 1 | HY/Step 1 |
| P1260 | Theft Detected - Vehicle Immobilized | -- | -- | QD/Step 1 |
| P1270 | Engine RPM/Vehicle Speed Limiter | -- | -- | ND/Step 1 |
| P1285 | Cylinder Head Over Temperature Sensed | DL/Step 30 | DL/Step 30 | DL/Step 30 |
| P1288 | Cylinder Head Temperature (CHT) Sensor Circuit Out of Self-Test Range | DL/Step 1 | DL/Step 1 | -- |
| P1289 | Cylinder Head Temperature (CHT) Sensor Circuit High Input | DL/Step 5 | DL/Step 5 | DL/Step 90 |
| P1290 | Cylinder Head Temperature (CHT) Sensor Circuit Low Input | DL/Step 5 | DL/Step 5 | DL/Step 90 |
| P1299 | Cylinder Head Over Temperature Protection Active | -- | -- | DL/Step 100 |
| P1309 CMP (VR/2-Pin) |
Misfire Monitor Disabled | -- | -- | HD/Step 41 |
| P1380 CMP (Hall Type/3-Pin) |
Variable Cam Timing Solenoid A Circuit Malfunction | -- | -- | HD/Step 40 |
| P1380 | Variable Cam Timing Solenoid A Circuit Malfunction | -- | -- | HK/Step 1 |
| P1381 | Variable Cam Timing Over-advanced (Bank 1) | -- | HK/Step 11 | HK/Step 11 |
| P1383 | Variable Cam Timing Over-retarded (Bank 1) | -- | HK/Step 11 | HK/Step 11 |
| P1400 | DPF EGR Sensor Circuit Low Voltage Detected | HE/Step 1 | HE/Step 1 | HE/Step 1 |
| P1401 | DPF EGR Sensor Circuit High Voltage Detected | HE/Step 10 | HE/Step 10 | HE/Step 10 |
| P1405 | DPF EGR Sensor Upstream Hose Off or Plugged | -- | -- | HE/Step 50 |
| P1406 | DPF EGR Sensor Downstream Hose Off or Plugged | -- | -- | HE/Step 60 |
| P1408 | EGR Flow Out of Self-Test Range | -- | HE/Step 71 | -- |
| P1409 | EGR Vacuum Regulator Solenoid Circuit Malfunction | HE/Step 110 | HE/Step 110 | HE/Step 120 |
| P1413 | Secondary Air Injection system monitor circuit low | HM/Step 19 | HM/Step 19 | HM/Step 19 |
| P1414 | Secondary Air Injection system monitor circuit high | HM/Step 27 | HM/Step 27 | HM/Step 27 |
| P1450 | Unable to Bleed Up Fuel Tank Vacuum | -- | -- | HX/Step 18 |
| P1451 | EVAP Control System Canister Vent Solenoid Circuit Malfunction | HX/Step 65 | HX/Step 65 | HX/Step 65 |
| P1460 (CCRM) (Escort & Mustang) |
Wide Open Throttle A/C Cutout Primary Circuit Malfunction | X/Step 105 | X/Step 105 | X/Step 120 |
| P1460 | Wide Open Throttle A/C Cutout Primary Circuit Malfunction | KM/Step 1 | KM/Step 1 | KM/Step 30 |
| P1461 | Air Conditioning Pressure Sensor (ACP) Sensor High Voltage Detected | DS/Step 1 | DS/Step 1 | DS/Step 1 |
| P1462 | Air Conditioning Pressure Sensor (ACP) Sensor Low Voltage Detected | DS/Step 10 | DS/Step 10 | DS/Step 10 |
| P1463 | Air Conditioning Pressure Sensor (ACP) Insufficient Pressure Change | -- | -- | DS/Step 20 |
| P1464 (CCRM) (Escort & Mustang) |
A/C Demand Out Of Self-Test Range | X/Step 124 | X/Step 124 | -- |
| P1464 (All Others) |
A/C Demand Out Of Self-Test Range | KM/Step 19 | KM/Step 19 | -- |
| P1469 | A/C Demand Out Of Self-Test Range | -- | -- | X/Step 115 |
| P1474 (LS) |
Low Fan Control Primary Circuit Failure | KH/Step 1 | KH/Step 1 | KH/Step 1 |
| P1474 (CCRM) (Escort & Mustang) |
Low Fan Control Primary Circuit Failure | X/Step 20 | X/Step 20 | X/Step 30 |
| P1474 | Low Fan Control Primary Circuit Failure | KF/Step 1 | KF/Step 1 | KF/Step 10 |
| P1479 (CCRM) (Escort & Mustang) |
High Fan Control Primary Circuit Failure | X/Step 15 | X/Step 15 | X/Step 35 |
| P1479 | High Fan Control Primary Circuit Failure | KF/Step 1 | KF/Step 1 | KF/Step 20 |
| P1500 | Vehicle Speed Sensor (VSS) Intermittent | -- | -- | DP/Step 25 |
| P1501 | Vehicle Speed Sensor (VSS) Out of Self Test Range | -- | DP/Step 15 | -- |
| P1502 (Contour & Mystique, Cougar) |
Vehicle Speed Sensor (VSS)/Transfer Case Speed Sensor (TCSS) | -- | -- | DP/Step 5 |
| P1502 Taurus SHO, 4.2L, 5.4L & 6.8L F-Series O/8500 GVW, Explorer & Mountaineer, Ranger |
Vehicle Speed Sensor Circuit (VSC) Check | -- | -- | DF/Step 1 |
| P1502 (F-Series 4x4 U/8500 (MSOF)) |
Vehicle Speed Sensor Circuit (VSC) Check | -- | -- | DP/Step 30 |
| P1502 (All others except Continental, LS, Town Car, Windstar) |
Vehicle Speed Sensor (VSS)/Transfer Case Speed Sensor (TCSS) | -- | -- | DP/Step 1 |
| P1504 | Idle Air Control (IAC) Circuit Malfunction | KE/Step 2 | KE/Step 2 | KE/Step 2 |
| P1506 | Idle Air Control (IAC) Overspeed Error | -- | -- | KE/Step 20 |
| P1507 | Idle Air Control (IAC) Underspeed Error | -- | KE/Step 2 | KE/Step 2 |
| P1512 | Idle Air Control (IAC) Underspeed Error | -- | -- | HU/Step 15 |
| P1513 | Idle Air Control (IAC) Underspeed Error | -- | -- | HU/Step 15 |
| P1516 | Intake Manifold Runner Control Input Error (Bank 1) | HU/Step 15 | -- | HU/Step 15 |
| P1517 | Intake Manifold Runner Control Input Error (Bank 2) | HU/Step 15 | -- | HU/Step 15 |
| P1518 | Intake Manifold Runner Control Malfunction (Stuck Open) | HU/Step 15 | HU/Step 15 | HU/Step 15 |
| P1519 | Inlet Manifold Runner Control Malfunction (Stuck Closed) | HU/Step 15 | HU/Step 15 | HU/Step 15 |
| P1520 | Inlet Manifold Runner Control Malfunction (Stuck Closed) | HU/Step 15 | HU/Step 15 | HU/Step 15 |
| P1537 | Inlet Manifold Runner Control Malfunction (Stuck Closed) | HU/Step 15 | HU/Step 15 | HU/Step 15 |
| P1538 | Inlet Manifold Runner Control Malfunction (Stuck Closed) | HU/Step 15 | HU/Step 15 | HU/Step 15 |
| P1549 | Intake Manifold Communication Control Circuit Malfunction | HU/Step 65 | -- | HU/Step 65 |
| P1550 | Power Steering Pressure (PSP) Sensor Malfunction | -- | DT/Step 2 | DT/Step 1 |
| P1605 | Keep Alive Memory Test Failure | QB/Step 1 | -- | -- |
| P1633 | Keep Alive Memory Test Failure | QB/Step 1 | QB/Step 1 | QB/Step 1 |
| P1635 | Keep Alive Memory Test Failure | -- | -- | Reprogram (VID) block, PROGRAMMING PCM |
| P1636 (A/T) | Keep Alive Memory Test Failure | Replace PCM (Reprogram (VID) block, PROGRAMMING PCM ) | Replace PCM (Reprogram (VID) block, PROGRAMMING PCM ) | Replace PCM (Reprogram (VID) block, PROGRAMMING PCM ) |
| P1640 (Bi-Fuel) |
Powertrain DTCs Available in another Module | Go to SELF-DIAGNOSTICS - EEC-V (BI-FUEL) article to retrieve AFCM DTCs | Go to SELF-DIAGNOSTICS - EEC-V (BI-FUEL) article to retrieve AFCM DTCs | Go to SELF-DIAGNOSTICS - EEC-V (BI-FUEL) article to retrieve AFCM DTCs |
| P1641 | Not Available | KB/Step 47 | KB/Step 47 | KB/Step 47 |
| P1650 | Power Steering Pressure (PSP) Switch Malfunction | FF/Step 1 | FF/Step 1 | -- |
| P1651 | Power Steering Pressure (PSP) Switch Signal Malfunction | -- | -- | FF/Step 10 |
| P1703 | Brake Switch Out of Self-Test Range | FD/Step 2 | FD/Step 1 | -- |
| P1705 (Escort) |
Transmission Range Sensor Out of Self-Test Range | TA/Step 5 | TA/Step 5 | -- |
| P1705 (M/T) (Contour & Mystique) |
Transmission Range Sensor Out of Self-Test Range | -- | TA/Step 5 | -- |
| P1709 (M/T) (Contour & Mystique) |
Park/Neutral Position Switch Out of Self-Test Range | TA/Step 5 | -- | TA/Step 5 |
| P1709 (M/T) | Park/Neutral Position Switch Out of Self-Test Range | TA/Step 1 | -- | TA/Step 1 |
| P1729 | 4X4 L Switch | -- | -- | TG/Step 1 |
| P1780 | Transmission Control Switch Out of Self-Test Range | -- | TB/Step 1 | -- |
| P1781 | 4X4 Switch Out Of Self-test Range | TG/Step 1 | -- | -- |
| P1900 (M/T) | Output Shaft Speed Sensor Circuit Intermittent Failure | -- | -- | TJ/Step 1 |