Mechanics

Trouble Code Definitions

OBD2 Diagnostic Trouble Code Tables 1995 - 2008

  • P1400 - Heated Catalyst Battery Voltage or Current too Low During Heating (Bank 1)
  • P1401 - Heated Catalyst Current too High During Heating (Bank 1)
  • P1402 - EGR Function (Open)
  • P1403 - Carbon Canister Shut Off valve Control Circuit Electrical
  • P1404 - Exhaust Gas Recirculation (EGR) Valve Pintel Stuck Open
  • P1405 - Heated Catalyst Power Switch Over temperature Condition (Bank 2)
  • P1406 - Heated Catalyst Internal Control Module Checksum/ROM Error
  • P1407 - EGR No Flow Detected
  • P1408 - EGR Out Of Self Test Range
  • P1409 - EGR Vacuum Regulator Solenoid Circuit Malfunction
  • P1410 - EGR Valve Position Sensor Circuit Malfunction
  • P1411 - Secondary Air Injection System Downstream Flow
  • P1413 - Secondary Air Injection Pump Relay Control Circuit Signal Low
  • P1414 - Secondary Air Injection System Monitor Circuit High
  • P1415 - Secondary Air Injection (AIR) System Bank 1
  • P1416 - Secondary Air Injection (AIR) System Bank 2
  • P1420 - Secondary Air Valve Control Circuit Electrical
  • P1421 - Secondary Air System Bank 1
  • P1422 - Secondary Air System Bank 2
  • P1432 - Secondary Air Injection System Incorrect Flow Detected
  • P1436 - A/C Evaporator Temperature Circuit Low Input
  • P1437 - A/C Evaporator Temperature Circuit High Input
  • P1438 - Purge Control Valve Control Open Circuit
  • P1439 - Purge Control Valve Control Circuit Signal Low
  • P1440 - Purge Control Valve Control Circuit Signal High
  • P1441 - Evaporative System Flow During Non-Purge
  • P1442 - Leakage Diagnostic Pump Control Circuit Signal Low
  • P1443 - Leakage Diagnostic Pump Control Circuit Signal High
  • P1444 - Diagnostic Module Tank Leakage (DM-TL) Pump Control Open Circuit
  • P1445 - Diagnostic Module Tank Leakage (DM-TL) Pump Control Circuit Signal Low
  • P1446 - Diagnostic Module Tank Leakage (DM-TL) Pump Control Circuit Signal High
  • P1447 - Diagnostic Module Tank Leakage (DM-TL) Pump Too High During Switching
  • P1448 - Diagnostic Module Tank Leakage (DM-TL) Pump Too Low During Switching
  • P1449 - Diagnostic Module Tank Leakage (DM-TL) Pump Too High
  • P1450 - Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Open Circuit
  • P1451 - Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Control Circuit Signal Low
  • P1452 - Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Control Circuit Signal High
  • P1453 - Secondary Air Injection Pump Relay Control Circuit Electrical
  • P1454 - Secondary Air Injection Pump With Series Resistor Control Circuit Electrical
  • P1456 - Leak Detected In EVAP Control System
  • P1457 - Leak Detected In EVAP Control System
  • P1459 - Heated Catalyst Heater Power Supply Open Circuit (Bank 2)
  • P1460 - Heated Catalyst Heater Power Switch Temperature Sensor Electrical (Bank 2)
  • P1461 - Heated Catalyst Gate Voltage Signal Low
  • P1462 - Heated Catalyst Internal Control Module Checksum/ROM Error
  • P1463 - Heated Catalyst Battery Temperature Sensor 1 Electrical
  • P1464 - Heated Catalyst Battery Temperature Sensor 2 Electrical
  • P1465 - Heated Catalyst Battery Temperature Sensor 1 or 2 Plausibility
  • P1466 - Heated Catalyst Power Switch Temperature Sensor Plausibility
  • P1467 - Heated Catalyst Comparison Battery Voltages of Power Switches Plausibility
  • P1468 - Heated Catalyst Battery Disconnecting Switch Plausibility
  • P1469 - Low A/C Cycling Period
  • P1470 - Leakage Diagnostic Pump Control Circuit Electrical
  • P1472 - Diagnostic Module Tank leakage (DM-TL) Switching Solenoid Control Circuit Electrical
  • P1473 - Diagnostic Module Tank leakage (DM-TL) Pump Current Plausibility
  • P1474 - HCF Primary Circuit Failure
  • P1475 - Leakage Diagnostic Pump Reed Switch Did Not Close
  • P1476 - Leakage Diagnostic Pump Clamped Tube
  • P1477 - Too Much Secondary Air
  • P1478 - Battery Temp Sensor Volts Out of Limit
  • P1479 - Transmission Fan Relay Circuit
  • P1480 - PCV Solenoid Valve
  • P1482 - Catalyst Temperature Sensor Circuit Shorted Low
  • P1483 - Engine Cooling System Performance
  • P1484 - Catalytic Converter Overheat Detected
  • P1485 - Air Injection Solenoid Circuit
  • P1486 - Evap Leak Monitor Pinched Hose
  • P1487 - Hi Speed Rad Fan CTRL Relay Circuit
  • P1488 - Auxiliary 5 Volt Supply Output Too Low
  • P1489 - High Speed Fan CTRL Relay Circuit
  • P1490 - Low Speed Fan CTRL Relay Circuit
  • P1491 - Malfunction In EGR System
  • P1492 - EVAP Canister Purge Control/Solenoid Valve (Circuit)
  • P1493 - Ambient/Batt Temp Sen Volts Too Low
  • P1494 - Leak Detection Pump Switch or Mechanical Fault
  • P1495 - Leak Detection Pump Solenoid Circuit
  • P1496 - 5 Volt Supply Output Too Low
  • P1498 - Voltage Problem In EGR Valve Position Sensor Circuit