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Car Repair Help by Professional Mechanics.
Diagnostic Trouble Codes
(note: the diagnostic trouble codes listed are the most likely
definition, some manufactures have specific codes for individual models. If the
trouble code listed does not apply to your vehicle consult a
Car Repair Manual)
P1400 - P1499 Numbered Code Identification Chart
P1400 Heated Catalyst Battery Voltage or Current too Low During Heating (Bank 1)
P1401 Heated Catalyst Current too High During Heating (Bank 1)
P1402 Heated Catalyst Power Switch Over temperature Condition (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
(note: the diagnostic trouble codes listed are the most likely
definition, some manufactures have specific codes for individual models. If the
trouble code listed does not apply to your vehicle consult a
Car Repair Manual)
Look up Trouble code questions in our
Car Repair forum section.
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