3.6L (GPEC 5) - DTCS P0171 To P0303

• DTC Troubleshooting
  • P0171-Fuel System 1/1 Lean
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0172-Fuel System 1/1 Rich
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0174-Fuel System 2/1 Lean
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0175-Fuel System 2/1 Rich
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P018B-Fuel Pressure Sensor Circuit Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P018C-Fuel Pressure Sensor Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P018D-Fuel Pressure Sensor Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0196-Engine Oil Temperature Sensor Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0197-Engine Oil Temperature Sensor Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0198-Engine Oil Temperature Sensor Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0201-Fuel Injector 1 Circuit/Open
    • Component Functional Description-Fuel Injectors
    • Technical Data-Fuel Injectors
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Injector
    • Check For An Active Or Intermittent Condition
    • Preliminary Diagnostic Checks
    • Diagnostic Test-Testing The Entire Fuel Injector Circuitry Using A Lab Scope (Preferred Method):
    • Diagnostic Test-Testing A Fuel Injector Using A DVOM
    • Powertrain Verification Test
  • P0202-Fuel Injector 2 Circuit/Open
    • Notes
    • Component Functional Description-Fuel Injectors
    • Technical Data-Fuel Injectors
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Injector
    • Check For An Active Or Intermittent Condition
    • Preliminary Diagnostic Checks
    • Diagnostic Test-Testing The Entire Fuel Injector Circuitry Using A Lab Scope (Preferred Method):
    • Diagnostic Test-Testing A Fuel Injector Using A DVOM
    • Powertrain Verification Test
  • P0203-Fuel Injector 3 Circuit/Open
    • Notes
    • Component Functional Description-Fuel Injectors
    • Technical Data-Fuel Injectors
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Injector
    • Check For An Active Or Intermittent Condition
    • Preliminary Diagnostic Checks
    • Diagnostic Test-Testing The Entire Fuel Injector Circuitry Using A Lab Scope (Preferred Method):
    • Diagnostic Test-Testing A Fuel Injector Using A DVOM
    • Powertrain Verification Test
  • P0204-Fuel Injector 4 Circuit/Open
    • Notes
    • Component Functional Description-Fuel Injectors
    • Technical Data-Fuel Injectors
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Injector
    • Check For An Active Or Intermittent Condition
    • Preliminary Diagnostic Checks
    • Diagnostic Test-Testing The Entire Fuel Injector Circuitry Using A Lab Scope (Preferred Method):
    • Diagnostic Test-Testing A Fuel Injector Using A DVOM
    • Powertrain Verification Test
  • P0205-Fuel Injector 5 Circuit/Open
    • Notes
    • Component Functional Description-Fuel Injectors
    • Technical Data-Fuel Injectors
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Injector
    • Check For An Active Or Intermittent Condition
    • Preliminary Diagnostic Checks
    • Diagnostic Test-Testing The Entire Fuel Injector Circuitry Using A Lab Scope (Preferred Method):
    • Diagnostic Test-Testing A Fuel Injector Using A DVOM
    • Powertrain Verification Test
  • P0206-Fuel Injector 6 Circuit/Open
    • Notes
    • Component Functional Description-Fuel Injectors
    • Technical Data-Fuel Injectors
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Injector
    • Check For An Active Or Intermittent Condition
    • Preliminary Diagnostic Checks
    • Diagnostic Test-Testing The Entire Fuel Injector Circuitry Using A Lab Scope (Preferred Method):
    • Diagnostic Test-Testing A Fuel Injector Using A DVOM
    • Powertrain Verification Test
  • P0221-Throttle Position Sensor 2 Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0222-Throttle Position Sensor 2 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0223-Throttle Position Sensor 2 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P025A-Fuel Pump Module Control Circuit Open
    • Notes
    • Known Issues - FPCM System
    • FPCM System Description And Operation
    • Component Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
    • Component Functional Description - Powertrain Control Module (Pcm)
    • Technical Data-Fuel System Pressure Specifications
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Pump Control Module
    • Preliminary Diagnostic Checks
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - FPCM System Command Circuit Faults (P025A, P027A)
    • Diagnostic Test - Complete Fuel Pump Control Module System Testing (Not DTC Specific)
    • Powertrain Verification Test
  • P025B-Fuel Pump Module Control Circuit Performance
    • Notes
    • Known Issues - FPCM System
    • FPCM System Description And Operation
    • Component Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
    • Component Functional Description - Powertrain Control Module (Pcm)
    • Technical Data-Fuel System Pressure Specifications
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Pump Control Module
    • Preliminary Diagnostic Checks
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - Fuel Pump Control Performance Faults (P025B, P027B, P062A, P064A, P26EA)
    • Powertrain Verification Test
  • P025C-Fuel Pump Module Control Circuit Low
    • Notes
    • Known Issues - FPCM System
    • FPCM System Description And Operation
    • Component Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
    • Component Functional Description - Powertrain Control Module (Pcm)
    • Technical Data-Fuel System Pressure Specifications
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Pump Control Module
    • Preliminary Diagnostic Checks
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - FPCM System Voltage Low And High (P025C, P025D, P027C, P027D)
    • Powertrain Verification Test
  • P025D-Fuel Pump Module Control Circuit High
    • Notes
    • Known Issues - FPCM System
    • FPCM System Description And Operation
    • Component Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
    • Component Functional Description - Powertrain Control Module (Pcm)
    • Technical Data-Fuel System Pressure Specifications
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Pump Control Module
    • Preliminary Diagnostic Checks
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - FPCM System Voltage Low And High (P025C, P025D, P027C, P027D)
    • Powertrain Verification Test
  • P0298-Engine Oil Temperature Too High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0300-Multiple Cylinder Misfire
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0301-Cylinder 1 Misfire
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0302-Cylinder 2 Misfire
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0303-Cylinder 3 Misfire
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test