P20xx — Emissions and fuel metering
256 codes in this range. Generic powertrain codes — injector, sensor and emissions circuits.
- P2000NOx Adsorber Efficiency Below Threshold (Bank 1)
- P2001NOx Adsorber Efficiency Below Threshold (Bank 2)
- P2002Diesel Particulate Filter Efficiency Below Threshold (Bank 1)
- P2003Diesel Particulate Filter Efficiency Below Threshold (Bank 2)
- P2004Intake Manifold Runner Control Stuck Open (Bank 1)Workshop notes included
- P2005Intake Manifold Runner Control Stuck Open (Bank 2)
- P2006Intake Manifold Runner Control Stuck Closed (Bank 1)
- P2007Intake Manifold Runner Control Stuck Closed (Bank 2)
- P2008Intake Manifold Runner Control Solenoid Circuit Open (Bank 1)
- P2009Intake Manifold Runner Control Solenoid Circuit Low (Bank 1)
- P200AIntake Manifold Runner Performance (Bank 1)
- P200BIntake Manifold Runner Performance (Bank 2)
- P200CParticulate Filter Over Temperature (Bank 1)
- P200DParticulate Filter Over Temperature (Bank 2)
- P200ECatalyst System Over Temperature (Bank 1)
- P200FCatalyst System Over Temperature (Bank 2)
- P2010Intake Manifold Runner Control Solenoid Circuit High (Bank 1)
- P2011Intake Manifold Runner Control Circuit/Open (Bank 2)
- P2012Intake Manifold Runner Control Circuit Low (Bank 2)
- P2013Intake Manifold Runner Control Circuit High (Bank 2)
- P2014Intake Manifold Runner Position Sensor/Switch Circuit (Bank 1)
- P2015Intake Manifold Runner Position Sensor/Switch Range/Performance (Bank 1)
- P2016Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1)
- P2017Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 1)
- P2018Intake Manifold Runner Position Sensor/Switch Circuit Open (Bank 2)
- P2019Intake Manifold Runner Position Sensor/Switch Range/Performance (Bank 2)
- P201AReductant Injection Valve Circuit Range/Performance (Bank 2 Unit 1)
- P201BIntake Manifold Runner Control Actuator Supply Voltage Low (Bank 1)
- P201CIntake Manifold Runner Control Actuator Supply Voltage Low (Bank 2)
- P201DIntake Manifold Runner Control Actuator Internal Performance (Bank 1)
- P201EIntake Manifold Runner Control Actuator Internal Performance (Bank 2)
- P201FReductant Pump A Stuck On
- P2020Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 2)
- P2021Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 2)
- P2022Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 2)
- P2023Intake Manifold Runner Position Sensor/Switch Circuit Intermittent (Bank 2)
- P2024EVAP Fuel Vapor Temperature Sensor Circuit
- P2025EVAP Fuel Vapor Temperature Sensor Performance
- P2026EVAP Fuel Vapor Temperature Sensor Circuit Low Voltage
- P2027EVAP Fuel Vapor Temperature Sensor Circuit High Voltage
- P2028EVAP Fuel Vapor Temperature Sensor Circuit Intermittent
- P2029Fuel Fired Heater Disabled
- P202AReductant Tank Heater Control Circuit/Open
- P202BReductant Tank Heater Control Circuit Low
- P202CReductant Tank Heater Control Circuit High
- P202DReductant Leakage
- P202EReductant Injection Valve Circuit Range/Performance (Bank 1 Unit 1)
- P202FReductant/Regeneration Supply Control Circuit Range/Performance
- P2030Fuel Fired Heater Performance
- P2031Exhaust Gas Temperature Sensor Circuit (Bank 1 Sensor 2)
- P2032Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 2)
- P2033Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 2)
- P2034Exhaust Gas Temperature Sensor Circuit (Bank 2 Sensor 2)
- P2035Exhaust Gas Temperature Sensor Circuit Low (Bank 2 Sensor 2)
- P2036Exhaust Gas Temperature Sensor Circuit High (Bank 2 Sensor 2)
- P2037Reductant Injection Air Pressure Sensor A Circuit
- P2038Reductant Injection Air Pressure Sensor A Circuit Range/Performance
- P2039Reductant Injection Air Pressure Sensor A Circuit Low
- P203AReductant Level Sensor A Circuit
- P203BReductant Level Sensor A Circuit Range/Performance
- P203CReductant Level Sensor A Circuit Low
- P203DReductant Level Sensor A Circuit High
- P203EReductant Level Sensor A Circuit Intermittent/Erratic
- P203FReductant Level Too Low
- P2040Reductant Injection Air Pressure Sensor A Circuit High
- P2041Reductant Injection Air Pressure Sensor A Circuit Intermittent
- P2042Reductant Temperature Sensor A Circuit
- P2043Reductant Temperature Sensor A Circuit Range/Performance
- P2044Reductant Temperature Sensor A Circuit Low
- P2045Reductant Temperature Sensor A Circuit High
- P2046Reductant Temperature Sensor A Circuit Intermittent
- P2047Reductant Injection Valve Circuit/Open (Bank 1 Unit 1)
- P2048Reductant Injection Valve Circuit Low (Bank 1 Unit 1)
- P2049Reductant Injection Valve Circuit High (Bank 1 Unit 1)
- P204AReductant Pressure Sensor Circuit
- P204BReductant Pressure Sensor Circuit Range/Performance
- P204CReductant Pressure Sensor Circuit Low
- P204DReductant Pressure Sensor Circuit High
- P204EReductant Pressure Sensor Circuit Intermittent/Erratic
- P204FReductant System Performance
- P2050Reductant Injection Valve Circuit/Open (Bank 2 Unit 1)
- P2051Reductant Injection Valve Circuit Low (Bank 2 Unit 1)
- P2052Reductant Injection Valve Circuit High (Bank 2 Unit 1)
- P2053Reductant Injection Valve Circuit/Open (Bank 1 Unit 2)
- P2054Reductant Injection Valve Circuit Low (Bank 1 Unit 2)
- P2055Reductant Injection Valve Circuit High (Bank 1 Unit 2)
- P2056Reductant Injection Valve Circuit/Open (Bank 2 Unit 2)
- P2057Reductant Injection Valve Circuit Low (Bank 2 Unit 2)
- P2058Reductant Injection Valve Circuit High (Bank 2 Unit 2)
- P2059Reductant Injection Air Pump Control Circuit/Open
- P205AReductant Tank Temperature Sensor A Circuit
- P205BReductant Tank Temperature Sensor A Circuit Range/Performance
- P205CReductant Tank Temperature Sensor A Circuit Low
- P205DReductant Tank Temperature Sensor A Circuit High
- P205EReductant Tank Temperature Sensor A Circuit Intermittent/Erratic
- P205FReductant System Performance (Bank 2)
- P2060Reductant Injection Air Pump Control Circuit Low
- P2061Reductant Injection Air Pump Control Circuit High
- P2062Reductant/Regeneration Supply Control Circuit/Open
- P2063Reductant/Regeneration Supply Control Circuit Low
- P2064Reductant/Regeneration Supply Control Circuit High
- P2065Fuel Level Sensor B Circuit
- P2066Fuel Level Sensor B Performance
- P2067Fuel Level Sensor B Circuit Low
- P2068Fuel Level Sensor B Circuit High
- P2069Fuel Level Sensor B Circuit Intermittent
- P206AReductant Quality Sensor Circuit
- P206BReductant Quality Sensor Circuit Range/Performance
- P206CReductant Quality Sensor Circuit Low
- P206DReductant Quality Sensor Circuit High
- P206EIntake Manifold Tuning (IMT) Valve Stuck Open (Bank 2)
- P206FIntake Manifold Tuning (IMT) Valve Stuck Closed (Bank 2)
- P2070Intake Manifold Tuning (IMT) Valve Stuck Open (Bank 1)
- P2071Intake Manifold Tuning (IMT) Valve Stuck Closed (Bank 1)
- P2072Throttle Actuator Control System - Ice Blockage (Bank 1)
- P2073Manifold Absolute Pressure / Mass Air Flow - Throttle Position Correlation at Idle
- P2074Manifold Absolute Pressure / Mass Air Flow - Throttle Position Correlation at Higher Load
- P2075Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit (Bank 1)
- P2076Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Range/Performance (Bank 1)
- P2077Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Low (Bank 1)
- P2078Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit High (Bank 1)
- P2079Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Intermittent (Bank 1)
- P207AIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit (Bank 2)
- P207BIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Range/Performance (Bank 2)
- P207CIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Low (Bank 2)
- P207DIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit High (Bank 2)
- P207EIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Intermittent (Bank 2)
- P207FReductant Quality Performance
- P2080Exhaust Gas Temperature Sensor Range/Performance (Bank 1 Sensor 1)
- P2081Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 1 Sensor 1)
- P2082Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 1)
- P2083Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 2 Sensor 1)
- P2084Exhaust Gas Temperature Sensor Range/Performance (Bank 1 Sensor 2)
- P2085Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 1 Sensor 2)
- P2086Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 2)
- P2087Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 2 Sensor 2)
- P2088Camshaft Position A Actuator Control Circuit Low (Bank 1)
- P2089Camshaft Position A Actuator Control Circuit High (Bank 1)
- P208AReductant Pump A Control Circuit/Open
- P208BReductant Pump A Control Performance/Stuck Off
- P208CReductant Pump A Control Circuit Low
- P208DReductant Pump A Control Circuit High
- P208EReductant Injection Valve Stuck Closed (Bank 1 Unit 1)
- P208FReductant Injection Valve Stuck Closed (Bank 2 Unit 1)
- P2090Camshaft Position B Actuator Control Circuit Low (Bank 1)
- P2091Camshaft Position B Actuator Control Circuit High (Bank 1)
- P2092A Camshaft Position Actuator Control Circuit Low (Bank 2)
- P2093A Camshaft Position Actuator Control Circuit High (Bank 2)
- P2094B Camshaft Position Actuator Control Circuit Low (Bank 2)
- P2095B Camshaft Position Actuator Control Circuit High (Bank 2)
- P2096Post Catalyst Fuel Trim System Too Lean (Bank 1)
- P2097Post Catalyst Fuel Trim System Too Rich (Bank 1)
- P2098Post Catalyst Fuel Trim System Too Lean (Bank 2)
- P2099Post Catalyst Fuel Trim System Too Rich (Bank 2)
- P209AReductant Injection Air Pressure Sensor B Circuit
- P209BReductant Injection Air Pressure Sensor B Circuit Range/Performance
- P209CReductant Injection Air Pressure Sensor B Circuit Low
- P209DReductant Injection Air Pressure Sensor B Circuit High
- P209EReductant Injection Air Pressure Sensor A/B Correlation
- P209FReductant Tank Heater Control Circuit Performance
- P20A0Reductant Purge Control Valve A Circuit/Open
- P20A1Reductant Purge Control Valve A Performance
- P20A2Reductant Purge Control Valve A Circuit Low
- P20A3Reductant Purge Control Valve A Circuit High
- P20A4Reductant Purge Control Valve A Stuck Open
- P20A5Reductant Purge Control Valve A Stuck Closed
- P20A6Reductant Injection Air Pressure Control Valve Circuit/Open
- P20A7Reductant Injection Air Pressure Control Valve Performance
- P20A8Reductant Injection Air Pressure Control Valve Circuit Low
- P20A9Reductant Injection Air Pressure Control Valve Circuit High
- P20AAReductant Injection Air Pressure Control Valve Stuck Open
- P20ABReductant Injection Air Pressure Control Valve Stuck Closed
- P20ACReductant Metering Unit Temperature Sensor Circuit
- P20ADReductant Metering Unit Temperature Sensor Circuit Range/Performance
- P20AEReductant Metering Unit Temperature Sensor Circuit Low
- P20AFReductant Metering Unit Temperature Sensor Circuit High
- P20B0Reductant Metering Unit Temperature Sensor Circuit Intermittent/Erratic
- P20B1Reductant Heater Coolant Control Valve Circuit/Open
- P20B2Reductant Heater Coolant Control Valve Performance/Stuck Open
- P20B3Reductant Heater Coolant Control Valve Circuit Low
- P20B4Reductant Heater Coolant Control Valve Circuit High
- P20B5Reductant Metering Unit Heater Control Circuit/Open
- P20B6Reductant Metering Unit Heater Control Circuit Performance
- P20B7Reductant Metering Unit Heater Control Circuit Low
- P20B8Reductant Metering Unit Heater Control Circuit High
- P20B9Reductant Heater A Control Circuit/Open
- P20BAReductant Heater A Control Performance
- P20BBReductant Heater A Control Circuit Low
- P20BCReductant Heater A Control Circuit High
- P20BDReductant Heater B Control Circuit/Open
- P20BEReductant Heater B Control Circuit Performance
- P20BFReductant Heater B Control Circuit Low
- P20C0Reductant Heater B Control Circuit High
- P20C1Reductant Heater C Control Circuit/Open
- P20C2Reductant Heater C Control Circuit Performance
- P20C3Reductant Heater C Control Circuit Low
- P20C4Reductant Heater C Control Circuit High
- P20C5Reductant Heater D Control Circuit/Open
- P20C6Reductant Heater D Control Circuit Performance
- P20C7Reductant Heater D Control Circuit Low
- P20C8Reductant Heater D Control Circuit High
- P20C9Reductant Control Module Requested MIL Illumination
- P20CAReductant Injection Air Pressure Leakage
- P20CBExhaust Aftertreatment Fuel Injector A Control Circuit/Open
- P20CCExhaust Aftertreatment Fuel Injector A Control Performance
- P20CDExhaust Aftertreatment Fuel Injector A Control Circuit Low
- P20CEExhaust Aftertreatment Fuel Injector A Control Circuit High
- P20CFExhaust Aftertreatment Fuel Injector A Stuck Open
- P20D0Exhaust Aftertreatment Fuel Injector A Stuck Closed
- P20D1Exhaust Aftertreatment Fuel Injector B Control Circuit/Open
- P20D2Exhaust Aftertreatment Fuel Injector B Control Performance
- P20D3Exhaust Aftertreatment Fuel Injector B Control Circuit Low
- P20D4Exhaust Aftertreatment Fuel Injector B Control Circuit High
- P20D5Exhaust Aftertreatment Fuel Injector B Stuck Open
- P20D6Exhaust Aftertreatment Fuel Injector B Stuck Closed
- P20D7Exhaust Aftertreatment Fuel Supply Control Circuit/Open
- P20D8Exhaust Aftertreatment Fuel Supply Control Performance
- P20D9Exhaust Aftertreatment Fuel Supply Control Circuit Low
- P20DAExhaust Aftertreatment Fuel Supply Control Circuit High
- P20DBExhaust Aftertreatment Fuel Supply Control Stuck Open
- P20DCExhaust Aftertreatment Fuel Supply Control Stuck Closed
- P20DDExhaust Aftertreatment Fuel Pressure Sensor Circuit
- P20DEExhaust Aftertreatment Fuel Pressure Sensor Circuit Range/Performance
- P20DFExhaust Aftertreatment Fuel Pressure Sensor Circuit Low
- P20E0Reductant Pressure Too Low
- P20E1Reductant Pressure Too Low
- P20E2Reductant Pressure Too High
- P20E3Exhaust Gas Temperature Sensor 1/3 Correlation (Bank 1)
- P20E4Exhaust Gas Temperature Sensor 2/3 Correlation (Bank 1)
- P20E5Exhaust Gas Temperature Sensor 1/2 Correlation (Bank 2)
- P20E6Reductant Injection Air Pressure Too Low
- P20E7Reductant Injection Air Pressure Too High
- P20E8Reductant Pressure Too Low
- P20E9Reductant Pressure Too High
- P20EAReductant Pump Control Circuit Open
- P20EBReductant Reservoir Heater "A" Control Circuit
- P20ECReductant Heater "A" Control Stuck Off
- P20EDReductant Heater "A" Control Stuck On
- P20EENOx Catalyst Efficiency Below Threshold (Bank 1)
- P20EFReductant Injection Valve Performance
- P20F0SCR NOx Catalyst Over Temperature (Bank 2)
- P20F1SCR NOx Pre-Catalyst Over Temperature (Bank 2)
- P20F2SCR NOx Catalyst Efficiency Below Threshold (Bank 2)
- P20F3SCR NOx Pre-Catalyst Efficiency Below Threshold (Bank 2)
- P20F4Reductant Consumption Too Low
- P20F5Reductant Consumption Too High
- P20F6Reductant Injection Valve Stuck Open (Bank 1 Unit 1)
- P20F7Reductant Injection Valve Stuck Open (Bank 2 Unit 1)
- P20F8Intake Manifold Runner Control Circuit Performance (Bank 1)
- P20F9Intake Manifold Runner Control Circuit Performance (Bank 2)
- P20FAReductant Pump B Control Circuit/Open
- P20FBReductant Pump B Control Performance/Stuck Off
- P20FCReductant Pump B Control Circuit Low
- P20FDReductant Pump B Control Circuit High
- P20FEReductant Metering Unit 1 Performance
- P20FFReductant Control Module Performance