- P063CGenerator Voltage Sense Circuit A LowFull content
- P063DGenerator Voltage Sense Circuit A HighFull content
- P063EAuto Configuration Throttle Input Not Present Bank 1Full content
- P063FAuto Configuration Engine Coolant Temperature Input Not PresentFull content
- P0640Intake Air Heater Control CircuitFull content
- P0641Sensor Reference Voltage A Circuit/OpenFull content
- P0642Sensor Reference Voltage A Circuit LowFull content
- P0643Sensor Reference Voltage A Circuit HighFull content
- P0644Driver Display Serial Communication CircuitFull content
- P0645A/C Clutch Relay Control CircuitFull content
- P0646A/C Clutch Relay Control Circuit LowFull content
- P0647A/C Clutch Relay Control Circuit HighFull content
- P0648Immobilizer Lamp Control CircuitFull content
- P0649Speed Control Lamp Control CircuitFull content
- P064AFuel Pump Control Module AFull content
- P064BPTO Control ModuleFull content
- P064CGlow Plug Control Module 1Full content
- P064DInternal Control Module O2 Sensor Processor Performance Bank 1Full content
- P064EInternal Control Module O2 Sensor Processor Performance Bank 2Full content
- P064FUnauthorized Software/Calibration DetectedFull content
- P0650Malfunction Indicator Lamp (MIL) Control Circuit MalfunctionFull content
- P0651Sensor Reference Voltage B Circuit/OpenFull content
- P0652Sensor Reference Voltage B Circuit LowFull content
- P0653Sensor Reference Voltage B Circuit HighFull content
- P0654Engine RPM Output Circuit MalfunctionFull content
- P0655Engine Hot Lamp Output Control Circuit MalfunctionFull content
- P0656Fuel Level Output Circuit MalfunctionFull content
- P0657Actuator Supply Voltage Circuit / OpenFull content
- P0658Actuator Supply Voltage Circuit LowFull content
- P0659Actuator Supply Voltage Circuit HighFull content
- P065AGenerator System PerformanceFull content
- P065BGenerator A Control Circuit Range/PerformanceFull content
- P065CGenerator A Mechanical PerformanceFull content
- P065DReductant System Malfunction Lamp Control CircuitFull content
- P065EIntake Manifold Tuning Valve Performance Bank 1Full content
- P065FIntake Manifold Tuning Valve Performance Bank 2Full content
- P0660Intake Manifold Tuning Valve Control Circuit (Bank 1)Full content
- P0661Intake Manifold Tuning Valve Control Circuit Low (Bank 1)Full content
- P0662Intake Manifold Tuning Valve Control Circuit High (Bank 1)Full content
- P0663Intake Manifold Tuning Valve Control Circuit (Bank 2)Full content
- P0664Intake Manifold Tuning Valve Control Circuit Low (Bank 2)Full content
- P0665Intake Manifold Tuning Valve Control Circuit High (Bank 2)Full content
- P0666PCM / ECM / TCM Internal Temperature Sensor CircuitFull content
- P0667PCM / ECM / TCM Internal Temperature Sensor Range/PerformanceFull content
- P0668PCM / ECM / TCM Internal Temperature Sensor Circuit LowFull content
- P0669PCM / ECM / TCM Internal Temperature Sensor Circuit HighFull content
- P066ACylinder 1 Glow Plug Control Circuit LowFull content
- P066BCylinder 1 Glow Plug Control Circuit HighFull content
- P066CCylinder 2 Glow Plug Control Circuit LowFull content
- P066DCylinder 2 Glow Plug Control Circuit HighFull content
- P066ECylinder 3 Glow Plug Control Circuit LowFull content
- P066FCylinder 3 Glow Plug Control Circuit HighFull content
- P0670Glow Plug Module Control Circuit More details...Full content
- P0671Cylinder 1 Glow Plug Circuit/OpenFull content
- P0672Cylinder 2 Glow Plug Circuit/OpenFull content
- P0673Cylinder 3 Glow Plug Circuit/OpenFull content
- P0674Cylinder 4 Glow Plug Circuit/OpenFull content
- P0675Cylinder 5 Glow Plug Circuit/OpenFull content
- P0676Cylinder 6 Glow Plug Circuit/OpenFull content
- P0677Cylinder 7 Glow Plug Circuit/OpenFull content
Other systems
This information follows the generic OBD-II definition and does not replace a vehicle-specific diagnosis. The severity rating is rule-based; an authorised diagnostic reading is required for a definitive answer.