| P0600 | Serial Communication Link Malfunction |
| P0601 | Internal Control Module Memory Check Sum Error |
| P0602 | Control Module Programming Error |
| P0603 | Internal Control Module Keep Alive Memory (KAM) Error |
| P0604 | Internal Control Module Random Access Memory (RAM) Error |
| P0605 | Internal Control Module Read Only Memory (ROM) Error (Module Identification Defined by SAE J1979) |
| P0606 | ECM/PCM Processor Fault |
| P0607 | Control Module Performance |
| P0608 | Control Module VSS Output A Malfunction |
| P0609 | Control Module VSS Output B Malfunction |
| P0610 | Control Module VSS Output B Malfunction |
| P0611 | Fuel Injector Control Module Performance |
| P0612 | Fuel Injector Control Module Relay Control Circuit |
| P0613 | TCM Processor |
| P0614 | ECM / TCM Mismatch |
| P0615 | Starter Relay Circuit |
| P0616 | Starter Relay Circuit Low |
| P0617 | Starter Relay Circuit High |
| P0618 | Alternative Fuel Control Module KAM Error |
| P0619 | Alternative Fuel Control Module RAM/ROM Error |
| P0620 | Generator Control Circuit Malfunction |
| P0621 | Generator Lamp L Control Circuit Malfunction |
| P0622 | Generator Field F Control Circuit Malfunction |
| P0623 | Generator Lamp Control Circuit |
| P0624 | Fuel Cap Lamp Control Circuit |
| P0625 | Generator Field Terminal Circuit Low |
| P0626 | Generator Field Terminal Circuit High |
| P0627 | Fuel Pump A Control Circuit / Open |
| P0628 | Fuel Pump A Control Circuit Low |
| P0629 | Fuel Pump A Control Circuit High |
| P0630 | VIN Not Programmed or Mismatch - ECM/PCM |
| P0631 | VIN Not Programmed or Mismatch - TCM |
| P0632 | Odometer Not Programmed - ECM/PCM |
| P0633 | Immobolizer Key Not Programmed - ECM/PCM |
| P0634 | PCM / ECM / TCM Internal Temperature Too High |
| P0635 | Power Steering Control Circuit |
| P0636 | Power Steering Control Circuit Low |
| P0637 | Power Steering Control Circuit High |
| P0638 | Throttle Actuator Control Range/Performance (Bank 1) |
| P0639 | Throttle Actuator Control Range/Performance (Bank 2) |
| P0640 | Intake Air Heater Control Circuit |
| P0641 | Sensor Reference Voltage A Circuit/Open |
| P0642 | Sensor Reference Voltage A Circuit Low |
| P0643 | Sensor Reference Voltage A Circuit High |
| P0644 | Driver Display Serial Communication Circuit |
| P0645 | A/C Clutch Relay Control Circuit |
| P0646 | A/C Clutch Relay Control Circuit Low |
| P0647 | A/C Clutch Relay Control Circuit High |
| P0648 | Immobilizer Lamp Control Circuit |
| P0649 | Speed Control Lamp Control Circuit |
| P0650 | Malfunction Indicator Lamp (MIL) Control Circuit Malfunction |
| P0651 | Sensor Reference Voltage B Circuit/Open |
| P0652 | Sensor Reference Voltage B Circuit Low |
| P0653 | Sensor Reference Voltage B Circuit High |
| P0654 | Engine RPM Output Circuit Malfunction |
| P0655 | Engine Hot Lamp Output Control Circuit Malfunction |
| P0656 | Fuel Level Output Circuit Malfunction |
| P0657 | Actuator Supply Voltage Circuit / Open |
| P0658 | Actuator Supply Voltage Circuit Low |
| P0659 | Actuator Supply Voltage Circuit High |
| P0660 | Intake Manifold Tuning Valve Control Circuit (Bank 1) |
| P0661 | Intake Manifold Tuning Valve Control Circuit Low (Bank 1) |
| P0662 | Intake Manifold Tuning Valve Control Circuit High (Bank 1) |
| P0663 | Intake Manifold Tuning Valve Control Circuit (Bank 2) |
| P0664 | Intake Manifold Tuning Valve Control Circuit Low (Bank 2) |
| P0665 | Intake Manifold Tuning Valve Control Circuit High (Bank 2) |
| P0666 | PCM / ECM / TCM Internal Temperature Sensor Circuit |
| P0667 | PCM / ECM / TCM Internal Temperature Sensor Range/Performance |
| P0668 | PCM / ECM / TCM Internal Temperature Sensor Circuit Low |
| P0669 | PCM / ECM / TCM Internal Temperature Sensor Circuit High |
| P0670 | Glow Plug Module Control Circuit |
| P0671 | Cylinder 1 Glow Plug Circuit |
| P0672 | Cylinder 2 Glow Plug Circuit |
| P0673 | Cylinder 3 Glow Plug Circuit |
| P0674 | Cylinder 4 Glow Plug Circuit |
| P0675 | Cylinder 5 Glow Plug Circuit |
| P0676 | Cylinder 6 Glow Plug Circuit |
| P0677 | Cylinder 7 Glow Plug Circuit |
| P0678 | Cylinder 8 Glow Plug Circuit |
| P0679 | Cylinder 9 Glow Plug Circuit |
| P0680 | Cylinder 10 Glow Plug Circuit |
| P0681 | Cylinder 11 Glow Plug Circuit |
| P0682 | Cylinder 12 Glow Plug Circuit |
| P0683 | Glow Plug Control Module to PCM Communication Circuit |
| P0684 | Glow Plug Control Module to PCM Communication Circuit Range/Performance |
| P0685 | ECM/PCM Power Relay Control Circuit/Open |
| P0686 | ECM/PCM Power Relay Control Circuit Low |
| P0687 | ECM/PCM Power Relay Control Circuit High |
| P0688 | ECM/PCM Power Relay Sense Circuit |
| P0689 | ECM/PCM Power Relay Sense Circuit Low |
| P0690 | ECM/PCM Power Relay Sense Circuit High |
| P0691 | Fan 1 Control Circuit Low |
| P0692 | Fan 1 Control Circuit High |
| P0693 | Fan 2 Control Circuit Low |
| P0694 | Fan 2 Control Circuit High |
| P0695 | Fan 3 Control Circuit Low |
| P0696 | Fan 3 Control Circuit High |
| P0697 | Sensor Reference Voltage C Circuit / Open |
| P0698 | Sensor Reference Voltage C Circuit Low |
| P0699 | Sensor Reference Voltage C Circuit High |
