2.0L - DTCS P2172 To P2401

• DTC Troubleshooting
  • P2172-High Airflow/Vacuum Leak Detected (Instantaneous Accumulation)
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2173-High Airflow/Vacuum Leak Detected (Slow Accumulation)
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
      • Notes
      • Diagnostic Test
  • P2174-Low Airflow/Restriction Detected (Instantaneous Accumulation)
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2181-Cooling System Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P219A-Bank 1 Air-Fuel Ratio Imbalance
    • Theory Of Operation
    • Diagnostic Test
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
  • P2227-Barometric Pressure Circuit Performance
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2228-Barometric Pressure Circuit Low
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2229-Barometric Pressure Circuit High
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2237-O2 Sensor 1/1 Pump Cell Current Circuit/Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2243-O2 Sensor 1/1 Reference Voltage Circuit/Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2251-O2 Sensor 1/1 Negative Current Control Circuit/Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P226D-Particulate Filter Deteriorated/Missing Substrate Bank 1
    • Notes
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2271-O2 Sensor 1/2 Signal Biased Rich
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2299-Brake Pedal Position / Accelerator Pedal Position Incompatible
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P232A-TCM Request - Forced Engine Shutdown
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2400 - Evaporative Emission System Leak Detection Pump Control Circuit/Open
    • Notes
    • Theory Of Operation
    • Component Functional Description - Evaporative Leak Check Module (ELCM
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P2401 - Evaporative Emission System Leak Detection Pump Control Circuit Low
    • Notes
    • Theory Of Operation
    • Component Functional Description - Evaporative Leak Check Module (ELCM
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test