P23xx — Sensor and actuator circuits
256 codes in this range. Generic powertrain codes — injector, sensor and emissions circuits.
- P2300Ignition Coil A Primary Control Circuit Low
- P2301Ignition Coil A Primary Control Circuit High
- P2302Ignition Coil A Secondary Circuit
- P2303Ignition Coil B Primary Control Circuit Low
- P2304Ignition Coil B Primary Control Circuit High
- P2305Ignition Coil B Secondary Circuit
- P2306Ignition Coil C Primary Control Circuit Low
- P2307Ignition Coil C Primary Control Circuit High
- P2308Ignition Coil C Secondary Circuit
- P2309Ignition Coil D Primary Control Circuit Low
- P230ACylinder 1 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P230BCylinder 2 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P230CCylinder 3 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P230DCylinder 4 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P230ECylinder 5 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P230FCylinder 6 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P2310Ignition Coil D Primary Control Circuit High
- P2311Ignition Coil D Secondary Circuit
- P2312Ignition Coil E Primary Control Circuit Low
- P2313Ignition Coil E Primary Control Circuit High
- P2314Ignition Coil E Secondary Circuit
- P2315Ignition Coil F Primary Control Circuit Low
- P2316Ignition Coil F Primary Control Circuit High
- P2317Ignition Coil F Secondary Circuit
- P2318Ignition Coil G Primary Control Circuit Low
- P2319Ignition Coil G Primary Control Circuit High
- P231ACylinder 7 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P231BCylinder 8 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P231CCylinder 9 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P231DCylinder 10 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P231ECylinder 11 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P231FCylinder 12 Air-Fuel Ratio Imbalance Adjustment At Limit During Balance
- P2320Ignition Coil G Secondary Circuit
- P2321Ignition Coil H Primary Control Circuit Low
- P2322Ignition Coil H Primary Control Circuit High
- P2323Ignition Coil H Secondary Circuit
- P2324Ignition Coil I Primary Control Circuit Low
- P2325Ignition Coil I Primary Control Circuit High
- P2326Ignition Coil I Secondary Circuit
- P2327Ignition Coil J Primary Control Circuit Low
- P2328Ignition Coil J Primary Control Circuit High
- P2329Ignition Coil J Secondary Circuit
- P232ATCM Request Forced Engine Shutdown
- P232BCylinder 11 Fuel Injector A Offset Learning At Min Limit
- P232CCylinder 11 Fuel Injector A Offset Learning At Max Limit
- P232DCylinder 12 Fuel Injector A Offset Learning At Min Limit
- P232ECylinder 12 Fuel Injector A Offset Learning At Max Limit
- P232FO2 Sensor Out of Range During Deceleration Bank 1 Sensor 2
- P2330Ignition Coil K Primary Control Circuit Low
- P2331Ignition Coil K Primary Control Circuit High
- P2332Ignition Coil K Secondary Circuit
- P2333Ignition Coil L Primary Control Circuit Low
- P2334Ignition Coil L Primary Control Circuit High
- P2335Ignition Coil L Secondary Circuit
- P2336Cylinder 1 Above Knock Threshold
- P2337Cylinder 2 Above Knock Threshold
- P2338Cylinder 3 Above Knock Threshold
- P2339Cylinder 4 Above Knock Threshold
- P233AFuel Pressure Regulator C Control Circuit Open
- P233BFuel Pressure Regulator C Control Circuit Low
- P233CFuel Pressure Regulator C Control Circuit High
- P233DFuel Pressure Regulator B Solenoid Supply Voltage Control Circuit Open
- P233EFuel Pressure Regulator B Solenoid Supply Voltage Control Circuit Low
- P233FFuel Pressure Regulator B Solenoid Supply Voltage Control Circuit High
- P2340Cylinder 5 Above Knock Threshold
- P2341Cylinder 6 Above Knock Threshold
- P2342Cylinder 7 Above Knock Threshold
- P2343Cylinder 8 Above Knock Threshold
- P2344Cylinder 9 Above Knock/Combustion Vibration Sensor Threshold
- P2345Cylinder 10 Above Knock/Combustion Vibration Sensor Threshold
- P2346Cylinder 11 Above Knock/Combustion Vibration Sensor Threshold
- P2347Cylinder 12 Above Knock/Combustion Vibration Sensor Threshold
- P2348Cylinder 9 Pressure Sensor Circuit
- P2349Cylinder 9 Pressure Sensor Circuit Range/Performance
- P234ACylinder 9 Pressure Sensor Circuit Low
- P234BCylinder 9 Pressure Sensor Circuit High
- P234CCylinder 9 Pressure Sensor Circuit Intermittent or Erratic
- P234DCylinder 9 Pressure Too Low
- P234ECylinder 9 Pressure Too High
- P234FCylinder 9 Pressure Variation Low
- P2350Cylinder 9 Pressure Variation High
- P2351Cylinder 9 Combustion Performance
- P2352Cylinder 10 Pressure Sensor Circuit
- P2353Cylinder 10 Pressure Sensor Circuit Range/Performance
- P2354Cylinder 10 Pressure Sensor Circuit Low
- P2355Cylinder 10 Pressure Sensor Circuit High
- P2356Cylinder 10 Pressure Sensor Circuit Intermittent or Erratic
- P2357Cylinder 10 Pressure Too Low
- P2358Cylinder 10 Pressure Too High
- P2359Ignition Coil L Secondary Circuit
- P235ACylinder 10 Pressure Variation High
- P235BCylinder 10 Combustion Performance
- P235CCylinder 11 Pressure Sensor Circuit
- P235DCylinder 11 Pressure Sensor Circuit Range/Performance
- P235ECylinder 11 Pressure Sensor Circuit Low
- P235FCylinder 11 Pressure Sensor Circuit High
- P2360Cylinder 11 Pressure Sensor Circuit Intermittent or Erratic
- P2361Cylinder 11 Pressure Too Low
- P2362Glow Plug Module Control Module Power Circuit Low
- P2363Glow Plug Module Control Module Power Circuit High
- P2364Cylinder 11 Pressure Variation High
- P2365Cylinder 11 Combustion Performance
- P2366Cylinder 12 Pressure Sensor Circuit
- P2367Cylinder 12 Pressure Sensor Circuit Range/Performance
- P2368Cylinder 12 Pressure Sensor Circuit Low
- P2369Cylinder 12 Pressure Sensor Circuit High
- P236ACylinder 12 Pressure Sensor Circuit Intermittent or Erratic
- P236BCylinder 12 Pressure Too Low
- P236CCylinder 12 Pressure Too High
- P236DCylinder 12 Pressure Variation Low
- P236ECylinder 12 Pressure Variation High
- P236FCylinder 12 Combustion Performance
- P2370Fuel Volume Regulator B Control Circuit Open
- P2371Fuel Volume Regulator B Control Circuit Performance
- P2372Fuel Volume Regulator B Control Circuit Low
- P2373Fuel Volume Regulator B Control Circuit High
- P2374Turbocharger Inlet Pressure Sensor B Circuit
- P2375Turbocharger Inlet Pressure Sensor B Circuit Range or Performance
- P2376Turbocharger Inlet Pressure Sensor B Circuit Low
- P2377Turbocharger Inlet Pressure Sensor B Circuit High
- P2378Turbocharger Inlet Pressure Sensor B Circuit Intermittent or Erratic
- P2379O2 Sensor Out of Range During Deceleration Bank 2 Sensor 2
- P237AO2 Sensor Exhaust Sample Error Bank 1 Sensor 2
- P237BO2 Sensor Exhaust Sample Error Bank 2 Sensor 2
- P237CExhaust Heat Exchanger Bypass Valve A Control Circuit Open
- P237DExhaust Heat Exchanger Bypass Valve A Control Circuit Low
- P237EExhaust Heat Exchanger Bypass Valve A Control Circuit High
- P237FExhaust Heat Exchanger Bypass Valve A Control Performance
- P2380Wait to Start Lamp Control Circuit
- P2381EGR Sensor D Circuit High
- P2382EGR Sensor D Circuit Low
- P2383EGR Sensor D Circuit Range or Performance
- P2384EGR Sensor D Circuit Intermittent
- P2385EGR Sensor E Circuit
- P2386EGR Sensor E Circuit High
- P2387EGR Sensor E Circuit Low
- P2388EGR Sensor E Circuit Range or Performance
- P2389EGR Sensor E Circuit Intermittent
- P238AWater in Fuel Sensor B Circuit
- P238BWater in Fuel Sensor B Circuit Range or Performance
- P238CWater in Fuel Sensor B Circuit Low
- P238DWater in Fuel Sensor B Circuit High
- P238EWater in Fuel Sensor B Circuit Intermittent
- P238FWater in Fuel Condition Sensor B
- P2390Diesel Intake Air Flow B Control Circuit Open
- P2391Diesel Intake Air Flow B Control Performance
- P2392Diesel Intake Air Flow B Control Circuit Low
- P2393Diesel Intake Air Flow B Control Circuit High
- P2394Diesel Intake Air Flow B Control Stuck Open
- P2395Diesel Intake Air Flow B Control Stuck Closed
- P2396Diesel Intake Air Flow B Position Sensor Circuit
- P2397Diesel Intake Air Flow B Position Sensor Range or Performance
- P2398Diesel Intake Air Flow B Position Sensor Circuit Low
- P2399Diesel Intake Air Flow B Position Sensor Circuit High
- P239ADiesel Intake Air Flow B Position Sensor Circuit Intermittent or Erratic
- P239BDiesel Intake Air Flow B Control Motor Current Range or Performance
- P239CDiesel Intake Air Flow B Control System High Air Flow Detected
- P239DDiesel Intake Air Flow B Control System Low Air Flow Detected
- P239EO2 Sensor Out of Range During Deceleration Bank 1 Sensor 2
- P239FO2 Sensor Out of Range During Deceleration Bank 2 Sensor 2
- P23A0O2 Sensor Exhaust Sample Error Bank 1 Sensor 2
- P23A1O2 Sensor Exhaust Sample Error Bank 2 Sensor 2
- P23A2Exhaust Heat Exchanger Bypass Valve B Control Circuit Open
- P23A3Exhaust Heat Exchanger Bypass Valve B Control Circuit Low
- P23A4Exhaust Heat Exchanger Bypass Valve B Control Circuit High
- P23A5Exhaust Heat Exchanger Bypass Valve B Control Performance
- P23A6Exhaust Heat Exchanger Bypass Valve B Stuck Open
- P23A7Exhaust Heat Exchanger Bypass Valve B Stuck Closed
- P23A8Exhaust Heat Exchanger Bypass Valve B Position Sensor Stop Performance
- P23A9Communication Fault Forced Engine Shutdown
- P23AATurbocharger Bypass Valve A Stuck
- P23ABNOx Sensor Processor Performance Bank 1 Sensor 3
- P23ACNOx Sensor Circuit Bank 1 Sensor 3
- P23ADNOx Sensor Circuit Range or Performance Bank 1 Sensor 3
- P23AENOx Sensor Circuit Low Bank 1 Sensor 3
- P23AFNOx Sensor Circuit High Bank 1 Sensor 3
- P23B0NOx Sensor Circuit Intermittent Bank 1 Sensor 3
- P23B1NOx Sensor Heater Control Circuit Open Bank 1 Sensor 3
- P23B2NOx Sensor Heater Control Circuit Low Bank 1 Sensor 3
- P23B3NOx Sensor Heater Control Circuit High Bank 1 Sensor 3
- P23B4NOx Sensor Heater Sense Circuit Bank 1 Sensor 3
- P23B5NOx Sensor Heater Sense Circuit Range or Performance Bank 1 Sensor 3
- P23B6NOx Sensor Supply Voltage Circuit Bank 1 Sensor 3
- P23B7NOx Sensor Heater Control Circuit Range or Performance Bank 1 Sensor 3
- P23B8NOx Sensor Heater Sense Circuit Low Bank 1 Sensor 3
- P23B9NOx Sensor Heater Sense Circuit High Bank 1 Sensor 3
- P23BANOx Sensor Heater Sense Circuit Intermittent Bank 1 Sensor 3
- P23BBNOx Sensor Heater Resistance Bank 1 Sensor 3
- P23BCNOx Sensor Calibration Memory Bank 1 Sensor 3
- P23BDNOx Sensor Performance Signal Biased or Stuck High Bank 1 Sensor 3
- P23BENOx Sensor Performance Signal Biased or Stuck Low Bank 1 Sensor 3
- P23BFNOx Sensor Performance Slow Response Low to High Bank 1 Sensor 3
- P23C0NOx Sensor Performance Slow Response High to Low Bank 1 Sensor 3
- P23C1NOx Sensor Sensing Element Bank 1 Sensor 3
- P23C2NOx Sensor Delayed Response High to Low Bank 1 Sensor 3
- P23C3Engine Coolant Bypass Valve C Position Sensor Circuit
- P23C4Engine Coolant Bypass Valve C Position Sensor Circuit Low
- P23C5Engine Coolant Bypass Valve C Position Sensor Circuit High
- P23C6Engine Coolant Bypass Valve C Control Circuit Driver Current or Temperature Too High
- P23C7Fuel Heater Control Module Power Control Circuit Open
- P23C8Fuel Heater Control Module Power Control Circuit Low
- P23C9Fuel Heater Control Module Power Control Circuit High
- P23CAFuel Rail Heater Control Circuit Open
- P23CBFuel Rail Heater Control Circuit Low
- P23CCFuel Rail Heater Control Circuit High
- P23CDFuel Heater Control Module Feedback Signal Open
- P23CEFuel Heater Control Module Feedback Signal Performance
- P23CFFuel Heater Control Module Feedback Signal Circuit Low
- P23D0Fuel Heater Control Module Feedback Signal Circuit High
- P23D1Cylinder 1 Fuel Heater Control Circuit Open
- P23D2Cylinder 1 Fuel Heater Control Circuit High
- P23D3Cylinder 1 Fuel Heater Control Circuit Low
- P23D4Cylinder 1 Fuel Heater Performance
- P23D5Cylinder 2 Fuel Heater Control Circuit Open
- P23D6Cylinder 2 Fuel Heater Control Circuit High
- P23D7Cylinder 2 Fuel Heater Control Circuit Low
- P23D8Cylinder 2 Fuel Heater Performance
- P23D9Cylinder 3 Fuel Heater Control Circuit Open
- P23DACylinder 3 Fuel Heater Control Circuit High
- P23DBCylinder 3 Fuel Heater Control Circuit Low
- P23DCCylinder 3 Fuel Heater Performance
- P23DDCylinder 4 Fuel Heater Control Circuit Open
- P23DECylinder 4 Fuel Heater Control Circuit High
- P23DFCylinder 4 Fuel Heater Control Circuit Low
- P23E0Cylinder 4 Fuel Heater Performance
- P23E1EGR C Control Circuit Open
- P23E2EGR C Control Circuit Performance
- P23E3EGR C Control Circuit Low
- P23E4EGR C Control Circuit High
- P23E5EGR C Control Stuck Open
- P23E6EGR C Control Stuck Closed
- P23E7EGR C Flow Insufficient Detected
- P23E8EGR C Flow Excessive Detected
- P23E9Camshaft A Position Signal Output Circuit Open Bank 2
- P23EACamshaft A Position Signal Output Circuit Low Bank 2
- P23EBCamshaft A Position Signal Output Circuit High Bank 2
- P23ECCamshaft B Position Signal Output Circuit Open Bank 1
- P23EDCamshaft B Position Signal Output Circuit Low Bank 1
- P23EECamshaft B Position Signal Output Circuit High Bank 1
- P23EFCamshaft B Position Signal Output Circuit Open Bank 2
- P23F0Camshaft B Position Signal Output Circuit Low Bank 2
- P23F1Camshaft B Position Signal Output Circuit High Bank 2
- P23F2Cylinder 1 Injector B Air-Fuel Ratio Imbalance
- P23F3Cylinder 2 Injector B Air-Fuel Ratio Imbalance
- P23F4Cylinder 3 Injector B Air-Fuel Ratio Imbalance
- P23F5Cylinder 4 Injector B Air-Fuel Ratio Imbalance
- P23F6Cylinder 5 Injector B Air-Fuel Ratio Imbalance
- P23F7Cylinder 6 Injector B Air-Fuel Ratio Imbalance
- P23F8Cylinder 7 Injector B Air-Fuel Ratio Imbalance
- P23F9Cylinder 8 Injector B Air-Fuel Ratio Imbalance
- P23FACylinder 9 Injector B Air-Fuel Ratio Imbalance
- P23FBCylinder 10 Injector B Air-Fuel Ratio Imbalance
- P23FCCylinder 11 Injector B Air-Fuel Ratio Imbalance
- P23FDCylinder 12 Injector B Air-Fuel Ratio Imbalance
- P23FEBank 1 System B Air-Fuel Ratio Imbalance
- P23FFBank 2 System B Air-Fuel Ratio Imbalance