| Code | What it means |
| 1192 | Inlet air temperature sensor voltage is wrong |
| 1193 | Inlet air temperature sensor voltage is wrong |
| 1194 | Oxygen sensor heater performance is faulty |
| 1195 | Oxygen sensor is slow |
| 1196 | The oxygen sensor switched too slowly (bank 2). |
| 1197 | The oxygen sensor switched too slowly (bank 1). |
| 1198 | Radiator coolant temperature sensor voltage is wrong. |
| 1199 | Radiator coolant temperature sensor voltage is wrong. |
| 1281 | The engine is staying cold too long - check your thermostat. |
| 1282 | The fuel pump relay circuit seems to be having a problem. |
| 1288 | The intake manifold short runner tuning valve circuit seems to be having a problem. |
| 1289 | There's a problem in the manifold tuning valve solenoid control circuit. |
| 1290 | Compressed natural gas system pressure is too high |
| 1291 | The heated air intake sensor does not seem to be working. |
| 1292 | Natural gas pressure sensor issue |
| 1293 | Natural gas pressure sensor issue |
| 1294 | Can't get to target engine speed, check for vacuum leaks and idle speed motor issues. |
| 1295 | The throttle position sensor doesn't seem to be getting enough electricity. |
| 1296 | The MAP sensor doesn't seem to be getting enough electricity. |
| 1297 | The MAP sensor doesn't change its reading when the engine is running! |
| 1298 | During wide-open throttle, the engine runs lean. |
| 1299 | MAP Sensor and Throttle Position Sensor signals don't match, check for a vacuum leak. |
| 1388 | Auto shutdown relay circuit problems? |
| 1389 | No Z1 or Z2 voltage seen by the computer when the auto shutdown relay is used. |
| 1390 | Cam and crank signals don't match - did the timing belt skip a tooth? |
| 1391 | Sometimes, I can't see the crank or cam sensor signal. |
| 1398 | I can see the Crank Sensor's signal when I prepare for Misfire Diagnostics. Try replacing it. |
| 1399 | Problem in the Wait to Start Lamp circuit - (diesels only?) |
| 1403 | EGR position sensor not getting (enough) voltage. |
| 1476 | Too little secondary air injection during aspirator test. |
| 1477 | Too much secondary air injection during aspirator test. |
| 1478 | Battery temperature sensor voltage wrong. |
| 1479 | Transmission fan relay circuit problems? |
| 1480 | PCV solenoid circuit problems? |
| 1481 | Transmission RPM pulse generator signal for misfire detection seems wrong. |
| 1482 | Catalyst temperature sensor circuit shorted low. |
| 1483 | Catalyst temperature sensor circuit shorted high. |
| 1484 | The catalyst seems to be overheating! |
| 1485 | Air injection solenoid circuit problems. |
| 1486 | Pinched or blocked hose in the evaporative hose system. |
| 1487 | Control circuit of the #2 high-speed radiator fan control relay is having problems. |
| 1488 | Auxiliary 5-volt sensor feed is too low. |
| 1489 | High speed radiator fan control circuit problem. |
| 1490 | Low speed radiator fan control circuit problem. |
| 1491 | Radiator fan control circuit problem (may be solid state relays as well as other circuits). |
| 1492 | Ambient or battery temperature sensor voltage wrong |
| 1493 | Ambient or battery temperature sensor voltage wrong |
| 1494 | Leak Detection Pump (LDP) pressure switch problem - electrical or the pump itself. |
| 1495 | Leak Detection Pump (LDP) pressure switch problem - the solenoid circuit. |
| 1496 | Sensor feed is below an acceptable limit. (under 4v for 4 seconds - should be 5v). |
| 1498 | High speed radiator fan control circuit problem. (#3 control relay) |
| 1594 | Voltage too high in charging system. |
| 1595 | Speed control vacuum or vent solenoid control circuits shorted or lost. |
| 1596 | Speed control switch always high |
| 1597 | Speed control switch always low |
| 1598 | A/C pressure sensor voltage high |
| 1599 | A/C pressure sensor voltage low |
| 1681 | No messages received from the cluster control module (dashboard computer). |
| 1682 | Charging system doesn't seem to be working well. Check alternator, etc. |
| 1683 | Speed control servo power control circuit problem. |
| 1684 | The battery has been disconnected within the last 50 starts. |
| 1685 | Invalid key received from the Smart Key Immobilizer Module. |
| 1686 | No messages received from the Smart Key Immobilizer Module. |
| 1687 | No messages received from the Mechanical Instrument Cluster module. |
| 1693 | The companion engine control module has shown a fault. |
| 1694 | No messages received from the powertrain control module-Aisin transmission. |
| 1695 | No messages received from the body control module. |
| 1696 | Unsuccessful attempt to write to an EEPROM location! |
| 1697 | Unsuccessful attempt to update Service Reminder Indicator (SRI or EMR) mileage! |
| 1698 | No messages received from the electronic transmission control module or the Aisin transmission controller. |
| 1719 | Transmission 2-3 gear lockout solenoid control circuit problem. |
| 1740 | Either the tcc solenoid or overdrive solenoid systems doesn't seem to be making much sense. |
| 1756 | Transmission control pressure not equal to target. (Mid pressure problem) |
| 1757 | Transmission control pressure not equal to target. (Zero pressure problem) |
| 1762 | The Governor Pressure Sensor input was too high or too low for 3 consecutive park/neutral calibrations. |
| 1763 | The Governor Pressure Sensor input is too high |
| 1764 | The Governor Pressure Sensor input is too low. |
| 1765 | Open or short in the Transmission Relay control circuit. |
| 1776 | Chrysler Solenoid Switch Valve Latched in LR Position (this is a transmission issue which may involve replacing the valve body and solenoid pack; on some models there is a TSB on this problem so be firm with your dealer / Chrysler). |
| 1899 | The Park/Neutral switch seems to be stuck! |