P06xx
Computer output circuits and control module
The control module itself and the output circuits it drives - relays, solenoids and actuators - plus internal memory and processor faults.
- P0600Serial Communication Link
- P0601Internal Control Module Memory Check Sum Error
- P0602Control Module Programming Error
- P0603Internal Control Module Keep Alive Memory (KAM) Error
- P0604Internal Control Module Random Access Memory (RAM) Error
- P0605Internal Control Module Read Only Memory (ROM) Error
- P0606ECM/PCM Processor
- P0607Control Module Performance
- P0608Control Module VSS Output "A"
- P0609Control Module VSS Output "B"
- P0610Control Module Vehicle Options Error
- P0611Fuel Injector Control Module Performance
- P0612Fuel Injector Control Module Relay Control
- P0613TCM Processor
- P0614ECM / TCM Incompatible
- P0615Starter Relay Circuit
- P0616Starter Relay Circuit Low
- P0617Starter Relay Circuit High
- P0618Alternative Fuel Control Module KAM Error
- P0619Alternative Fuel Control Module RAM/ROM Error
- P0620Generator Control Circuit
- P0621Generator Lamp/L Terminal Circuit
- P0622Generator Field/F Terminal Circuit
- P0623Generator Lamp Control Circuit
- P0624Fuel Cap Lamp Control Circuit
- P0625Generator Field/F Terminal Circuit Low
- P0626Generator Field/F Terminal Circuit High
- P0627Fuel Pump "A" Control Circuit/Open
- P0628Fuel Pump "A" Control Circuit Low
- P0629Fuel Pump "A" Control Circuit High
- P0630VIN Not Programmed or Incompatible - ECM/PCM
- P0631VIN Not Programmed or Incompatible - TCM
- P0632Odometer Not Programmed - ECM/PCM
- P0633Immobilizer Key Not Programmed - ECM/PCM
- P0634PCM/ECM/TCM Internal Temperature Too High
- P0635Power Steering Control Circuit
- P0636Power Steering Control Circuit Low
- P0637Power Steering Control Circuit High
- P0638Throttle Actuator Control Range/Performance (Bank 1)
- P0639Throttle Actuator Control Range/Performance (Bank 2)
- P0640Intake Air Heater Control Circuit
- P0641Sensor Reference Voltage "A" Circuit/Open
- P0642Sensor Reference Voltage "A" Circuit Low
- P0643Sensor Reference Voltage "A" Circuit High
- P0644Driver Display Serial Communication Circuit
- P0645A/C Clutch Relay Control Circuit
- P0646A/C Clutch Relay Control Circuit Low
- P0647A/C Clutch Relay Control Circuit High
- P0648Immobilizer Lamp Control Circuit
- P0649Speed Control Lamp Control Circuit
- P0650Malfunction Indicator Lamp (MIL) Control Circuit
- P0651Sensor Reference Voltage "B" Circuit/Open
- P0652Sensor Reference Voltage "B" Circuit Low
- P0653Sensor Reference Voltage "B" Circuit High
- P0654Engine RPM Output Circuit
- P0655Engine Hot Lamp Output Control Circuit
- P0656Fuel Level Output Circuit
- P0657Actuator Supply Voltage "A" Circuit/Open
- P0658Actuator Supply Voltage "A" Circuit Low
- P0659Actuator Supply Voltage "A" Circuit High
- P0660Intake Manifold Tuning Valve Control Circuit/Open (Bank 1)
- P0661Intake Manifold Tuning Valve Control Circuit Low (Bank 1)
- P0662Intake Manifold Tuning Valve Control Circuit High (Bank 1)
- P0663Intake Manifold Tuning Valve Control Circuit/Open (Bank 2)
- P0664Intake Manifold Tuning Valve Control Circuit Low (Bank 2)
- P0665Intake Manifold Tuning Valve Control Circuit High (Bank 2)
- P0666PCM/ECM/TCM Internal Temperature Sensor Circuit
- P0667PCM/ECM/TCM Internal Temperature Sensor Range/Performance
- P0668PCM/ECM/TCM Internal Temperature Sensor Circuit Low
- P0669PCM/ECM/TCM Internal Temperature Sensor Circuit High
- P0670Glow Plug Module Control Circuit
- P0671Cylinder 1 Glow Plug Circuit
- P0672Cylinder 2 Glow Plug Circuit
- P0673Cylinder 3 Glow Plug Circuit
- P0674Cylinder 4 Glow Plug Circuit
- P0675Cylinder 5 Glow Plug Circuit
- P0676Cylinder 6 Glow Plug Circuit
- P0677Cylinder 7 Glow Plug Circuit
- P0678Cylinder 8 Glow Plug Circuit
- P0679Cylinder 9 Glow Plug Circuit
- P0680Cylinder 10 Glow Plug Circuit
- P0681Cylinder 11 Glow Plug Circuit
- P0682Cylinder 12 Glow Plug Circuit
- P0683Glow Plug Control Module to PCM Communication Circuit
- P0684Glow Plug Control Module to PCM Communication Circuit Range/Performance
- P0685ECM/PCM Power Relay Control Circuit/Open
- P0686ECM/PCM Power Relay Control Circuit Low
- P0687ECM/PCM Power Relay Control Circuit High
- P0688ECM/PCM Power Relay Sense Circuit/Open
- P0689ECM/PCM Power Relay Sense Circuit Low
- P0690ECM/PCM Power Relay Sense Circuit High
- P0691Fan 1 Control Circuit Low
- P0692Fan 1 Control Circuit High
- P0693Fan 2 Control Circuit Low
- P0694Fan 2 Control Circuit High
- P0695Fan 3 Control Circuit Low
- P0696Fan 3 Control Circuit High
- P0697Sensor Reference Voltage "C" Circuit/Open
- P0698Sensor Reference Voltage "C" Circuit Low
- P0699Sensor Reference Voltage "C" Circuit High
Read this code from your own car
Plug an ELM327 adapter into the OBD-II port under the dashboard. Pin16 reads every stored, pending and permanent code, explains each one like this page does — offline, with no account — and shows what the car recorded when the fault was set.