3.6L - DTCS P040B To P0462

• DTC Troubleshooting
  • P040B Exhaust Gas RECIRCULATION Temperature Sensor "A" Circuit Performance
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0420 Catalyst System Efficiency Below Threshold Bank 1
    • Theory Of Operation
    • Diagnostic Overview - Catalyst System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0430 Catalyst System Efficiency Below Threshold Bank 2
    • Theory Of Operation
    • Diagnostic Overview - Catalyst System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0440 General EVAP System Failure (GPEC2AR)
    • Theory Of Operation
    • Component Functional Description - Evaporative System Integrity Module (ESIM) And Switch
    • Diagnostic Overview - Purge Control Circuit Diagnostic
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0441 EVAP Purge System Performance (GPEC2AR)
    • Theory Of Operation
    • Component Functional Description - Purge Solenoid
    • Component Functional Description - Fuel Tank Pressure (Ftp) Sensor
    • Diagnostic Overview - Purge Control Circuit Diagnostic
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0452 EVAP Pressure Switch Stuck Closed (GPEC2AR)
    • Diagnostic Overview - ESIM Switch Stuck Closed (P0452) Diagnostic
    • Component Functional Description - Evaporative System Integrity Module (ESIM) And Switch
    • Component Functional Description - Purge Solenoid
    • Diagnostic Overview - Purge Control Circuit Diagnostic
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0455 EVAP System Large Leak (GPEC2AR)
    • Theory Of Operation
    • Component Functional Description - Evaporative System Integrity Module (ESIM) And Switch
    • Diagnostic Overview - Purge Control Circuit Diagnostic
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0456 EVAP System Small Leak
    • Theory Of Operation
    • Component Functional Description - Evaporative System Integrity Module (ESIM) And Switch
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0457 EVAP System - Loose Fuel Cap
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0461 Fuel Level Sensor 1 Performance
    • Functional Description - Fuel Level Sensors
    • System Operation - Fuel Level Rationality
    • Enabling/Set Conditions And Possible Causes - Fuel Level Sensor Faults
    • Check For An Active Or Intermittent Condition
    • Primary And Secondary Fuel Level Sensor Circuit Fault Diagnostics
    • Fuel Level Sensor Rationality Diagnostics (P0461, P2066)
    • Fuel Level Sensor Tables
    • Powertrain Verification Test
  • P0462 Fuel Level Sensor 1 Circuit Low
    • Functional Description - Fuel Level Sensors
    • System Operation - Fuel Level Rationality
    • Enabling/Set Conditions And Possible Causes - Fuel Level Sensor Faults
    • Check For An Active Or Intermittent Condition
    • Primary And Secondary Fuel Level Sensor Circuit Fault Diagnostics
    • Fuel Level Sensor Rationality Diagnostics (P0461, P2066)
    • Fuel Level Sensor Tables
    • Powertrain Verification Test