| OBD-11 code | Fault location | Probable cause |
| PO,P2,UO | Refer to OBD-11 trouble code tables | – |
| P1000 | OBD-11 monitor testing not complete | Wiring, VSS, mechanical fault, ECM |
| P1001 | Data link connector (DLC) – self-test terminated | Incorrect operator input, DLC, ECM |
| P1100 | Mass air flow (MAF) sensor – intermittent sensing | Wiring, MAF sensor, ECM |
| P1101 | Mass air flow (MAF) sensor – out of self-test range | Wiring, MAF sensor, ECM |
| P1102 | Mass air flow (MAF) sensor – incomparable with TP sensor signal – signal low | Wiring, MAF sensor, TP sensor |
| P1103 | Mass air flow (MAF) sensor – incomparable with RPM signal – signal high | Wiring, MAF sensor |
| P1110 | Intake air temperature (IAT) sensor (engine)- short/open circuit | Wiring, IAT sensor, ECM |
| P1112 | Intake air temperature (IAT) sensor – intermittent sensing | Wiring, IAT sensor, ECM |
| P1113 | Intake air temperature (IAT) sensor
(supercharger) – short/open circuit | Wiring, IAT sensor, ECM |
| P1114 | Intake air temperature (IAT) sensor – voltage low | Wiring, IAT sensor, ECM |
| P1115 | Intake air temperature (IAT) sensor- voltage high | Wiring, IAT sensor, ECM |
| P1116 | Engine coolant temperature (ECT) sensor- out of self-test range | Wiring, ECT sensor, ECM |
| P1117 | Engine coolant temperature (ECT) sensor – intermittent sensing | Wiring, ECT sensor, ECM |
| P1120 | Throttle position (TP) sensor – out of range
“low” | Wiring, TP sensor, ECM |
| P1121 | Throttle position (TP) sensor – incomparable with MAF sensor signal | Wiring, TP sensor, ECM |
| P1122 | Throttle position (TP) sensor – stuck closed | Wiring, TP sensor, ECM |
| P1123 | Throttle position (TP) sensor – stuck open | Wiring, TP sensor, ECM |
| P1124 | Throttle position (TP) sensor – out of self-test range | Wiring, TP sensor, ECM |
| P1125 | Throttle position (TP) sensor – intermittent circuit fault | Wiring, TP sensor, ECM |
| P1126 | Throttle position (TP) sensor – circuit fault | Wiring, TP sensor, ECM |
| P1127 | Heated oxygen sensor (H02S) – RH or rear bank -front (6 cyl) – heater circuit malfunction | Wiring, H02S |
| P1128 | Heated oxygen sensor (H02S) -front – bank 1/bank 2 sensors transposed | Wiring |
| P1129 | Heated oxygen sensor (H02S)- rear- bank 1/bank 2 sensors transposed | Wiring |
| P1130 | Heated oxygen sensor (H02S) 1, bank 1 – adaptive limit achieved | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1131 | Heated oxygen sensor (H02S) 1, bank 1 – lean mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1132 | Heated oxygen sensor (H02S) 1, bank 1 – rich mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1133 | Fuel trim (FT) lean mixture – bank 1 | Fuel pressure, injectors, MAF sensor/MAP
sensor, intake leak |
| P1134 | Fuel trim (FT) rich mixture – bank 1 | Fuel pressure, injectors, MAF sensor/MAP
sensor, EVAP system |
| P1135 | Heated oxygen sensor (H02S) 1, bank 1, heater control – circuit low | Wiring, H02S, ECM |
| P1136 | Heated oxygen sensor (H02S) 1, bank 1, heater control – circuit high | Wiring, H02S, ECM |
| P1137 | Heated oxygen sensor (H02S)- rear- adaptive limit achieved | Wiring, H02S, exhaust system, ECM |
| P1138 | Heated oxygen sensor (H02S) – rear- adaptive limit achieved | Wiring, H02S, exhaust system, ECM |
| P1141 | Heated oxygen sensor (H02S) 2, bank 1, heater control – circuit low | Wiring, H02S, ECM |
| P1142 | Heated oxygen sensor (H02S) 2, bank 1, heater control – circuit high | Wiring, H02S, ECM |
| P1143 | Heated oxygen sensor (H02S) 2, bank 1 – lean mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1144 | Heated oxygen sensor (H02S) 2, bank 1 – rich mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1150 | Heated oxygen sensor (H02S) – LH or front bank -front (6 cyl) – adaptive limit achieved | Wiring, |
| P115E | Throttle body – restricted flow | Throttle valve restriction |
| P1151 | Heated oxygen sensor (H02S) – LH or front bank -front (6 cyl) – lean mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1152 | Heated oxygen sensor (H02S) – LH or front bank – front (6 cyl) – rich mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1153 | Fuel trim (FT) lean mixture – bank 2 | Fuel pressure, injectors, MAF sensor/MAP
sensor, intake leak |
| P1154 | Fuel trim (FT) rich mixture – bank 2 | Fuel pressure, injectors, MAF sensor/MAP
sensor, EVAP system |
| P1157 | Heated oxygen sensor (H02S) 2, bank 2 – lean mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1158 | Heated oxygen sensor (H02S) 2, bank 2 – rich mixture indicated | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1168 | Fuel rail pressure sensor- signal low | Wiring, fuel level, low fuel pressure, fuel rail pressure sensor |
| P1169 | Fuel rail pressure sensor (Tribute 2005-+) – signal high | Wiring, high fuel pressure, fuel rail pressure sensor |
| P1169 | Heated oxygen sensor (H02S) (except Tribute
-+2005)- rear (6 cyl) – voltage high | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1170 | Heated oxygen sensor (H02S) -front (4 cyl) – voltage high | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1170 | Heated oxygen sensor (H02S) LH or front bank – front (6 cyl) – voltage high | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1173 | Heated oxygen sensor (H02S) RH or rear bank – front (6 cyl) – voltage high | Wiring, H02S, fuel pressure, fuel system, mechanical fault, ECM |
| P1195 | Exhaust gas recirculation (EGR) system sensor – malfunction | Wiring, EGR sensor, ECM |
| P1196 | Starter signal – circuit malfunction | Wiring, ignition switch, mechanical fault |
| P1233 | Fuel pump (FP) control module – control module disabled or off line | Wiring, FP, ECM |
| P1235 | Fuel pump (FP) control – out of range | Wiring, FP control module |
| P1237 | Fuel pump (FP) – secondary circuit malfunction | Wiring, FP control module |
| P1244 | Generator/regulator system – load input out of range | Wiring, generator, regulator |
| P1245 | Generator/regulator system – load input out of range | Wiring, generator, regulator |
| P1246 | Generator/regulator system – load input out of range | Wiring, generator, regulator |
| P1250 | Fuel pressure (FP) control solenoid valve 1 – malfunction | Wiring, FP solenoid, ECM |
| P1251 | Idle speed control (ISC) system – rpm lower than expected | Wiring, lAC valve, throttle valve tight/sticking, ECM |
| P1252 | Fuel pressure (FP) control solenoid valve 2 – malfunction | Wiring, FP solenoid, ECM |
| P1260 | Theft detected – engine immobilized | Immobilizer fault |
| P1270 | Maximum en ine RPM or vehicle speed obtained | ECM |
| P1285 | Cylinder head temperature (CHT) sensor- overheating detected | Wiring, CHT sensor, engine overheating, ECM |
| P1288 | Cylinder head temperature (CHT) sensor- out of self-test range | Wiring, CHT sensor, ECM |
| P1289 | Cylinder head temperature (CHT) sensor – circuit malfunction | Wiring, CHT sensor, ECM |
| P1290 | Cylinder head temperature (CHT) sensor – circuit malfunction | Wiring, CHT sensor, ECM |
| P1299 | Cylinder head temperature (CHT) sensor- fail safe cooling activated | Wiring, CHT sensor, engine overheating, ECM |
| P1309 | Misfire detection monitor – not enabled | CMP not synchronized, CMP, ECM |
| P1336 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor – circuit range/ performance | Wiring, CKP sensor, CMP sensor, mechanical fault |
| P1345 | Camshaft position (CMP) sensor – signal malfunction | Wiring, CMP sensor, ECM |
| P1351 | Engine control module (ECM) – loss of ignition diagnostic monitor | ECM |
| P1352 | Ignition coil A – primary circuit malfunction | Wiring, ignition coil |
| P1353 | Ignition coil 8 – primary circuit malfunction | Wiring, ignition coil |
| P1354 | Ignition coil C – primary circuit malfunction | Wiring, ignition coil |
| P1355 | Ignition coil D – primary circuit malfunction | Wiring, ignition coil |
| P1358 | Engine control module (ECM) -loss of ignition diagnostic monitor | ECM |
| P1359 | Engine control module (ECM) – loss of ignition output signal | ECM |
| P1360 | Ignition coil A – secondary circuit malfunction | Wiring, ignition coil |
| P1361 | Ignition coil 8 – secondary circuit malfunction | Wiring, ignition coil |
| P1362 | Ignition coil C – secondary circuit malfunction | Wiring, ignition coil |
| P1363 | Ignition coil D – secondary circuit malfunction | Wiring, ignition coil |
| P1364 | Ignition coil – primary circuit malfunction | Wiring, ignition coil |
| P1365 | Ignition coil – secondary circuit malfunction | Wiring, ignition coil |
| P1382 | Camshaft position (CMP) sensor – malfunction | Insecure sensor/rotor, air gap, wiring, CMP
sensor, ECM |
| P1387 | Camshaft position (CMP) sensor – malfunction | Insecure sensor/rotor, air gap, wiring, CMP
sensor, ECM |
| P1390 | Octane adjust – out of self-test range | Wiring, octane adjuster, ECM |
| P1397 | System voltage – out of self-test range | Wiring, battery, alternator |
| P1400 | Differential pressure feedback sensor – low voltage detected | Wiring, pressure feedback sensor, ECM |
| P1401 | Differential pressure feedback sensor – high voltage detected | Wiring, pressure feedback sensor, ECM |
| P1402 | Exhaust.gas recirculation (EGR) valve position sensor – voltage low/high | Wiring, EGR valve position sensor, ECM |
| P1403 | Differential pressure feedback sensor – hoses reversed | Mechanical fault |
| P1405 | Differential pressure feedback sensor – upstream hose off or plugged | Mechanical fault |
| P1406 | Differential pressure feedback sensor – downstream hose off or plugged | Mechanical fault |
| P1407 | Exhaust gas recirculation (EGR) system – no flow detected | Wiring, EGR solenoid valve, mechanical fault |
| P1408 | Exhaust gas recirculation (EGR) system -flow out of self-test range | Wiring, EGR solenoid valve, mechanical fault |
| P1409 | Electronic vacuum regulator control – circuit malfunction | Wiring, ECM |
| P1410 | Intake air flap control system (Mazda 6) – circuit malfunction | Intake blocked, wiring, intake air flap control actuator, ECM |
| P1410 | Exhaust gas recirculation (EGR) boost sensor/solenoid – stuck | Wiring, EGR boost sensor, EGR boost solenoid, hoses blocked/leaking |
| P1412 | Exhaust gas recirculation (EGR) solenoid – malfunction | Wiring, EGR solenoid, ECM |
| P1432 | Engine coolant thermostat – circuit malfunction | Wiring, engine coolant thermostat, ECM |
| P1442 | Evaporative emission (EVAP) system – system leak detected | Hose connection(s), fuel tank filler cap leak, EVAP canister purge valve |
| P1443 | Evaporative emission (EVAP) canister purge control system | Wiring, EVAP valve, ECM |
| P1444 | Evaporative emission (EVAP) canister purge flow sensor – low input | Wiring, purge flow sensor |
| P1445 | Evaporative emission (EVAP) canister purge flow sensor – high input | Wiring, pu’rge flow sensor |
| P1446 | Evaporative emission (EVAP) system | Hose connection(s), intake leak, EVAP
canister, EVAP canister purge valve, ECM |
| P1449 | Evaporative emission (EVAP) canister purge system – tank pressure problem | Wiring, EVAP valve, ECM |
| P1450 | Evaporative emission (EVAP) canister purge system – leak | Wiring, EVAP valve, ECM |
| P1451 | Evaporative emission (EVAP) canister vent valve – circuit malfunction | Wiring, EVAP vent valve, fuel tank pressure sensor, ECM |
| P145E | Positive crankcase ventilation (PCV) heater – circuit malfunction | Wiring, PCV valve |
| P1452 | Evaporative emission (EVAP) system – fuel tank vacuum test failed | Hoses blocked/leaking, EVAP vacuum valve |
| P1455 | Fuel tank level sensor- short/open circuit | Wiring, fuel tank level sensor |
| P1456 | Evaporative emission (EVAP) system | Hose connection(s), intake leak, EVAP
canister, EVAP canister purge valve, ECM |
| P1457 | Evaporative emission (EVAP) system | Hose connection(s), intake leak, EVAP
canister, EVAP canister purge valve, ECM |
| P1460 | Wide open throttle (WOT) air conditioning cut off- circuit malfunction | Wiring, TP sensor |
| P1461 | AIC refrigerant pressure sensor – high voltage | Wiring, AIC refrigerant pressure sensor, ECM |
| P1462 | A!C refrigerant pressure sensor – low voltage | Wiring, A/C refrigerant pressure sensor, ECM |
| P1463 | A/C refrigerant pressure sensor – insufficient pressure change | Wiring, AIC system – mechanical fault, AIC refrigerant pressure sensor, AIC compressor clutch |
| P1464 | A/C control signal – voltage high during self-test | Wiring, A/C master switch, AIC compressor clutch relay, ECM |
| P1465 | A/C control signal – malfunction | Wiring, A/C master switch, AIC compressor clutch relay, ECM |
| P1469 | Frequent AIC compressor clutch cycling | Wiring, AIC system – mechanical fault |
| P1473 | Cooling fan – circuit malfunction | Wiring, cooling fan relay(s), cooling fan(s), ECM |
| P1474 | AJC control signal – voltage high during self-test | Wiring |
| P1474 | Cooling fan “low” (Tribute)- circuit malfunction | Wiring, cooling fan relay, cooling fan, ECM |
| P1475 | Cooling fan – circuit malfunction | Wiring, cooling fan relay(s), cooling fan(s), ECM |
| P1476 | Cooling fan – circuit malfunction | Wiring, cooling fan relay(s), cooling fan(s), ECM |
| P1477 | Cooling fan “medium” (Tribute)- circuit malfunction | Wiring, cooling fan relay, cooling fan, ECM |
| P1479 | AJC condenser blower motor relay – circuit malfunction | Wiring, AJC condenser blower motor relay, ECM |
| P1479 | Cooling fan “high” (Tribute)- circuit malfunction | Wiring, cooling fan relay, cooling fan, ECM |
| P1480 | Cooling fan – circuit malfunction | Wiring, cooling fan relay(s), cooling fan(s), ECM |
| P1481 | Cooling fan – circuit malfunction | Wiring, cooling fan relay(s), cooling fan(s), ECM |
| P1485 | Exhaust gas recirculation (EGR) valve – malfunction | Wiring, EGR valve, ECM |
| P1486 | Exhaust gas recirculation (EGR) valve – malfunction | Wiring, EGR valve, ECM |
| P1487 | Exhaust gas recirculation (EGR) valve – malfunction | Wiring, EGR valve, ECM |
| P1496 | Exhaust gas recirculation (EGR) valve’coil 1 – short/open circuit | Wiring, EGR valve, ECM |
| P1497 | Exhaust gas recirculation (EGR) valve coil 2 – short/open circuit | Wiring, EGR valve, ECM |
| P1498 | Exhaust gas recirculation (EGR) valve coil 3 – short/open circuit | Wiring, EGR valve, ECM |
| P1499 | Exhaust gas recirculation (EGR) valve coil 4 – short/open circuit | Wiring, EGR valve, ECM |
| P1500 | Vehicle speed sensor (VSS) -intermittent fault | Wiring, VSS, ECM |
| P1501 | Vehicle speed sensor (VSS) – out of self-test range | Wiring, VSS, ECM |
| P1502 | Vehicle speed sensor (VSS) – signal malfunction | Wiring, VSS, ABS control module, multifunction control module, ECM |
| P1504 | Idle air control (lAC) system – circuit malfunction | Wiring, lAC valve, ECM |
| P1505 | Idle air control {lAC) system | Wiring, lAC valve, mechanical fault, ECM |
| P1506 | Idle air control {lAC) system – overspeed error | Wiring, lAC valve, mechanical fault, ECM |
| P1507 | Idle air control (lAC) system – underspeed error | Wiring, lAC valve, mechanical fault, ECM |
| P1508 | Idle air control (lAC) valve 1 – short/open circuit | Wiring, lAC valve, ECM |
| P1509 | Idle air control (lAC) valve 2 – short/open circuit | Wiring, lAC valve, ECM |
| P1510 | Idle air control (lAC) system – malfunction | Wiring, lAC valve, mechanical fault, ECM |
| P1511 | Idle air control (lAC) system – malfunction | Wiring, lAC valve, mechanical fault, ECM |
| P1512 | Intake manifold air control – stuck close | Wiring, air control solenoid, ECM |
| P1516 | Neutral position (NP) switch (except Tribute
2005-+) – circuit malfunction | Wiring, NP switch, ECM |
| P1516 | Intake manifold air control solenoid (Tribute 2005-+) – input error | Wiring, intake manifold air control solenoid, ECM |
| P1518 | Intake manifold air control – stuck open | Wiring, air control solenoid, ECM |
| P1519 | Intake manifold air control – stuck closed | Wiring, air control solenoid, ECM |
| P1520 | Intake manifold air control -circuit malfunction | Wiring, air control solenoid, ECM |
| P1521 | Intake manifold air control solenoid 1 – short/open circuit | Wiring, air control solenoid, ECM |
| P1522 | Intake manifold air control solenoid 2 – short/open circuit | Wiring, air control solenoid, ECM |
| P1523 | Intake manifold air control solenoid – circuit malfunction | Wiring, air control solenoid, ECM |
| P1524 | Charge air cooler bypass solenoid valve – malfunction | Wiring, bypass solenoid, ECM |
| P1525 | Supercharger air control solenoid (vacuum) – short/open circuit | Wiring, air control solenoid, ECM |
| P1526 | Supercharger air control solenoid (vent) – short/open circuit | Wiring, air control solenoid, ECM |
| P1527 | Bypass air solenoid valve – short/open circuit | Wiring, air control solenoid, ECM |
| P1528 | Idle air control (lAC) system – malfunction | Wiring, lAC valve, mechanical fault, ECM |
| P1529 | UC atmospheric balance air control solenoid valve – malfunction | Wiring, air control solenoid, ECM |
| P1537 | Intake manifold air control solenoid, bank 1 – solenoid stuck open | Wiring, intake manifold air control solenoid, mechanical fault |
| P1538 | Intake manifold air control solenoid, bank 2 – solenoid stuck open | Wiring, intake manifold air control solenoid, mechanical fault |
| P1540 | Supercharger air control solenoid -short/open circuit | Wiring, valve, ECM |
| P1549 | Intake manifold air control solenoid – control circuit malfunction | Wiring, mechanical fault, ECM |
| P1550 | Power steering pressure (PSP) switch – malfunction | Wiring, PSP switch, ECM |
| P1562 | Engine control module (ECM) – battery voltage low | Wiring, ECM |
| P1565 | Cruise control system | Wiring, CPP switch, BPP switch, cruise control module, cruise control master switch, VSS |
| P1566 | Cruise control system (Tribute) | Wiring, CPP switch, BPP switch, cruise control module, cruise control master switch, VSS |
| P1566 | Transmission control module (TCM) – battery voltage low | Wiring, fuse, TCM |
| P1567 | Cruise control system | Wiring, CPP switch, BPP switch, cruise control module, cruise control master switch, VSS |
| P1568 | Cruise control system | Wiring, CPP switch, BPP switch, cruise control module, cruise control master switch, VSS |
| P1569 | Intake manifold air control – circuit low | Wiring, air control solenoid, ECM |
| P1570 | Intake manifold air control – circuit high | Wiring, air control solenoid, ECM |
| P1572 | Brake pedal position (BPP) switch – circuit malfunction | Wiring, BPP switch, ECM |
| P1573 | Throttle position (TP) sensor – no signal | Wiring, TP sensor |
| P1574 | Throttle position (TP) sensor – signal correlation | Wiring, TP sensor |
| P1600 | Engine control module (ECM) – KAM error | ECM |
| P1601 | ECM to AT communication – signal error | Wiring, ECM |
| P1602 | Immobilizer control module/engine control module (ECM) – communication error | Wiring, incorrect key, immobilizer control module, ECM |
| P1603 | Engine control module (ECM) – incorrect immobilizer code | Immobilizer word code not programmed |
| P1604 | Engine control module (ECM) – incorrect immobilizer code | Immobilizer key code not programmed |
| P1605 | Engine control module (ECM) -keep alive test error | ECM |
| P1608 | Engine control module (ECM) -knock function malfunction | ECM |
| P1609 | Engine control module (ECM) -supply voltage | Wiring, fuses, ECM |
| P1621 | Engine control module (ECM) – incorrect immobilizer code after cranking | Immobilizer word code not programmed |
| P1622 | Engine control module (ECM) – incorrect immobilizer key code | Immobilizer key code not programmed |
| P1623 | Engine control module (ECM) – immobilizer read/write error, EEPROM damaged | ECM |
| P1624 | Engine control module (ECM) – immobilizer communication error | ECM |
| P1627 | ECM to ABSfTCS communication – signal error | Wiring, ECM |
| P1628 | ECM to ABSfTCS communication – signal error | Wiring, ECM |
| P1630 | Generator voltage – circuit malfunction | Wiring, mechanical fault |
| P1631 | Generator voltage – no charge | Wiring, mechanical fault |
| P1632 | Battery voltage monitor – circuit malfunction | Wiring, mechanical fault |
| P1633 | Battery voltage – overcharging | Wiring, mechanical fault |
| P1634 | Generator terminal B – open circuit | Wiring, mechanical fault |
| P1635 | Engine control module (ECM)- processor fault | ECM |
| P1636 | Engine control module (ECM) – communication error | ECM |
| P1639 | Engine control module (ECM) -keep alive test error | Wiring, ECM not programmed, ECM |
| P1641 | Fuel pump – circuit malfunction | Wiring, fuel pump control module, fuel pump, ECM |
| P1645 | Fuel pump – circuit malfunction | Wiring, fuel pump control module, fuel pump, ECM |
| P1650 | Power steering pressure (PSP) switch – out of self-test range | Wiring, PSP switch, ECM |
| P1651 | Power steering pressure (PSP) switch – input malfunction | Wiring, PSP switch, ECM |
| P1652 | Power steering pressure (PSP) switch – circuit malfunction | Wiring, PSP switch, ECM |
| P1656 | CAN data bus – circuit malfunction | Wiring |
| P1657 | CAN data bus – malfunction | Wiring, ECM |
| P1674 | Engine control module (ECM) – malfunction | Wiring, software incompatibility, ECM |
| P1686 | Rotor lubrication oil pump – low oil flow – circuit malfunction | Wiring, rotor lubrication oil pump switch, rotor lubrication oil pump, ECM |
| P1687 | Rotor lubrication oil pump – high oil flow – circuit malfunction | Wiring, rotor lubrication oil pump switch, rotor lubrication oil pump, ECM |
| P1688 | Rotor lubrication oil pump – self-test. – circuit malfunction | Wiring, rotor lubrication oil pump switch, rotor lubrication oil pump, ECM |
| P1700 | Transmission system – malfunction | Transmission |
| P1701 | Transmission solenoid malfunction – reverse gear engagement error | Wiring, solenoid valve, mechanical fault |
| P1702 | Transmission range (TR) sensor- circuit malfunction | Wiring, TR sensor |
| P1703 | Brake pedal position (BPP) switch – torque converter – out of self-test range | Wiring, switch |
| P1704 | Transmission range (TR) sensor- malfunction | Wiring, TR sensor |
| P1705 | Transmission range (TR) sensor- out of self-test range | Wiring, TR sensor |
| P1708 | Clutch pedal position (CPP) switch – malfunction | Wiring, CPP switch |
| P1709 | Park/neutral position switch (except B series
Pickup)- out of self-test range | Wiring, switch |
| P1709 | Clutch pedal position (CPP) switch (B series | Wiring, CPP switch |
|
Pickup/Tribute)- malfunction |
| P1711 | Transmission fluid temperature (TFT) sensor – out of self-test range | Wiring, temperature sensor, mechanical fault |
| P1713 | Transmission fluid temperature (TFT) sensor- performance | Wiring, temperature sensor |
| P1714 | AT- shift solenoid 1 -mechanical failure | Wiring, mechanical fault |
| P1715 | AT – shift solenoid 2 – mechanical failure | Wiring, mechanical fault |
| P1716 | AT – shift solenoid 3 – mechanical failure | Wiring, mechanical fault |
| P1717 | AT – shift solenoid 4 – mechanical failure | Wiring, mechanical fault |
| P1718 | Transmission fluid temperature (TFT) sensor- performance | Wiring, temperature sensor |
| P1719 | Overdrive system – loss of signal | Wiring, mechanical fault |
| P1720 | Vehicle speed sensor (VSS) – no signal | Wiring, VSS, mechanical fault |
| P1721 | Shift solenoid (SS) 1 – malfunction | Wiring, shift solenoid, ECM |
| P1722 | Shift solenoid (SS) 2- malfunction | Wiring, shift solenoid, ECM |
| P1723 | Shift solenoid (SS) 3- malfunction | Wiring, shift solenoid, ECM |
| P1724 | Shift solenoid (SS) 4 – malfunction | Wiring, shift solenoid, ECM |
| P1729 | 4×4 low range switch – switch error | Wiring, switch |
| P1735 | Gear selection, 1-2- shift malfunction | Wiring, shift solenoids, transmission mechanical fault |
| P1736 | Gear selection, 2-3 – shift malfunction | Wiring, shift solenoids, transmission mechanical fault |
| P1737 | Torque converter clutch (TCC) solenoid valve – malfunction | Wiring, TCC solenoid valve, mechanical fault |
| P1738 | Shift time error | Mechanical fault |
| P1740 | Torque converter clutch (TCC) control – malfunction | Wiring, mechanical fault |
| P1741 | Torque converter clutch (TCC) control – malfunction | Wiring, mechanical fault |
| P1742 | Torque converter clutch (TCC) solenoid valve – malfunction | Wiring, TCC solenoid valve, mechanical fault |
| P1743 | Torque converter clutch (TCC) solenoid valve – malfunction | Wiring, TCC solenoid valve, mechanical fault |
| P1744 | Torque converter clutch (TCC) system – malfunction | Wiring, mechanical fault |
| P1745 | AT- electronic pressure control solenoid – circuit malfunction | Wiring, mechanical fault, pressure control solenoid |
| P1746 | AT- electronic pressure.control solenoid – low input | Wiring, mechanical fault, pressure control solenoid |
| P1747 | AT – electronic pressure control solenoid – high input | Wiring, mechanical fault, pressure control solenoid |
| P1748 | AT – electronic pressure control solenoid – malfunction | Wiring, mechanical fault, pressure control solenoid |
| P1749 | AT – electronic pressure control solenoid system | Wiring, mechanical fault, pressure control solenoid |
| P1751 | AT – shift solenoid 1 – open circuit | Wiring, shift solenoid |
| P1752 | AT – shift solenoid 1 – circuit malfunction | Wiring, shift solenoid |
| P1753 | AT – shift solenoid 1 – short circuit | Wiring, shift solenoid |
| P1754 | AT- freewheeling clutch solenoid- circuit malfunction | Wiring, mechanical fault, freewheeling clutch solenoid |
| P1756 | AT – shift solenoid 2- open circuit | Wiring, shift solenoid |
| P1757 | AT- shift solenoid 2- short circuit | Wiring, shift solenoid |
| P1760 | AT – electronic pressure control solenoid – short to ground | Wiring, mechanical fault, pressure control solenoid |
| P1761 | AT – shift solenoid 3 – performance | Wiring, mechanical fault, shift solenoid |
| P1762 | Transmission – band failure | Mechanical fault |
| P1765 | AT – gear 3-2 timing solenoid – malfunction | Wiring, mechanical fault, timing solenoid |
| P1767 | AT – torque converter clutch (TCC) solenoid- circuit malfunction | Wiring, TCC solenoid |
| P1770 | AT – overrun clutch solenoid valve – malfunction | Wiring, mechanical fault, overrun clutch solenoid |
| P1771 | AT – throttle position (TP) sensor – open circuit | Wiring, TP sensor |
| P1772 | AT – throttle position (TP) sensor- short circuit | Wiring, TP sensor |
| P1775 | AT – torque reduction signal 1 – signal problem | Wiring |
| P1776 | AT – torque reduction signal 2 – signal problem | Wiring |
| P1777 | AT – torque reduction signal (water temperature signal) – malfunction | Wiring |
| P1780 | Transmission control switch – out of self-test range | Wiring, switch, mechanical fault |
| P1781 | 4×4 low range switch – out of self-test range | Wiring, switch |
| P1783 | Transmission – over temperature condition | Mechanical fault |
| P1788 | AT – 3-2 timing/coasting clutch solenoid – open circuit during self-test | Wiring, mechanical fault, engine performance, ECM |
| P1789 | AT- 3-2 timing/coasting clutch solenoid- short circuit during self-test | Wiring, mechanical fault, engine performance, ECM |
| P1790 | Throttle position (TP) sensor – malfunction | Wiring, TP sensor, ECM |
| P1791 | Throttle position (TP) sensor – circuit malfunction | Wiring, TP sensor, ECM |
| P1792 | Barometric pressure (BARO) sensor- circuit malfunction | ECM |
| P1793 | Mass air flow (MAF) sensor/intake air temperature (IAT) sensor- circuit malfunction | Wiring, MAF sensor, IAT sensor, ECM |
| P1794 | Engine control module (ECM) – battery voltage low | Wiring, fuses |
| P1795 | Closed throttle position (CTP) switch – malfunction | Wiring, CTP switch, ECM |
| P1797 | Park/neutral position (PNP) switch/clutch pedal position (CPP) switch | Wiring, PNP switch, CPP switch, mechanical fault, ECM. |
| P1798 | Engine coolant temperature (ECT) sensor _:
circuit intermittent | Wiring, ECT sensor, cooling system, ECM |
| P1799 | Torque converter clutch (TCC) solenoid valve – malfunction | Wiring, TCC solenoid valve, mechanical fault |
| P1824 | Four wheel drive clutch relay – circuit malfunction | Wiring, transmission system relay |
| P1825 | Four wheel drive clutch relay – open circuit | Wiring, transmission system relay |
| P1879 | Four wheel drive hub lock solenoid – open circuit | Wiring, four wheel drive hub lock solenoid |
| P1900 | Turbine shaft speed (TSS) sensor- intermittent | Wiring, TSS sensor, ECM/PCM/TCM |
| P1901 | Turbine shaft speed (TSS) sensor- intermittent | Wiring, TSS sensor, ECM/PCM/TCM |
| U1020 | CAN data bus – AJC clutch _signal malfunction | Wiring, CAN data bus, ECM |
| U1039 | CAN data bus – VSS signal malfunction | Wiring, CAN data bus, ECM |
| U1041 | CAN data bus – VSS signal malfunction | Wiring, CAN data bus, ECM |
| U1051 | CAN data bus – brake signal malfunction | Wiring, CAN data bus, ECM |
| U1131 | CAN data bus -fuel system signal malfunction | Wiring, CAN data bus, ECM |
| U1147 | CAN data bus – vehicle security signal malfunction | Wiring, CAN data bus, ECM |
| U1262 | CAN data bus – circuit malfunction | Wiring, CAN data bus, ECM |
| U1451 | CAN data bus – alarm system control module signal malfunction | Wiring, CAN data bus, ECM |
| U1900 | CAN data bus – malfunction | Wiring |
| U2243 | CAN data bus – external environment signal malfunction | Wiring, CAN data bus, ECM |