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DTC codes / Every DTC code in the library

Every DTC code in the library

All 12,460 codes, generic and manufacturer-specific, in order. Filter by system or use the scanner to jump straight to one.

P23FD Cylinder 12 Injector B Air-Fuel Ratio Imbalance Powertrain P23FE Bank 1 System B Air-Fuel Ratio Imbalance Powertrain P23FF Bank 2 System B Air-Fuel Ratio Imbalance Powertrain P2400 Evaporative Emission System Leak Detection Pump Control Circuit/Open Powertrain P2401 Evaporative Emission System Leak Detection Pump Control Circuit Low Powertrain P2402 Evaporative Emission System Leak Detection Pump Control Circuit High Powertrain P2403 Evaporative Emission System Leak Detection Pump Sense Circuit/Open Powertrain P2404 Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance Powertrain P2405 Evaporative Emission System Leak Detection Pump Sense Circuit Low Powertrain P2406 Evaporative Emission System Leak Detection Pump Sense Circuit High Powertrain P2407 Evaporative Emission System Leak Detection Pump Sense Circuit Intermittent/Erratic Powertrain P2408 Fuel Cap Sensor/Switch Circuit Powertrain P2409 Fuel Cap Sensor/Switch Circuit Range/Performance Powertrain P240A EVAP System Leak Detection Pump Heater Control Circuit Open Powertrain P240B EVAP System Leak Detection Pump Heater Control Circuit Low Powertrain P240C EVAP System Leak Detection Pump Heater Control Circuit High Powertrain P240D Alternative Fuel Low Pressure System Leak Powertrain P240E Alternative Fuel High Pressure System Leak Powertrain P240F EGR Slow Response Powertrain P2410 Fuel Cap Sensor/Switch Circuit Low Powertrain P2411 Fuel Cap Sensor/Switch Circuit High Powertrain P2412 Fuel Cap Sensor/Switch Circuit Intermittent/Erratic Powertrain P2413 Exhaust Gas Recirculation System Performance Powertrain P2414 O2 Sensor Exhaust Sample Error (Bank 1 Sensor 1) Powertrain P2415 O2 Sensor Exhaust Sample Error (Bank 2 Sensor 1) Powertrain P2416 O2 Sensor Signals Swapped Bank 1 Sensor 2 / Bank 1 Sensor 3 Powertrain P2417 O2 Sensor Signals Swapped Bank 2 Sensor 2 / Bank 2 Sensor 3 Powertrain P2418 Evaporative Emission System Switching Valve Control Circuit / Open Powertrain P2419 Evaporative Emission System Switching Valve Control Circuit Low Powertrain P241A O2 Sensor Signals Swapped Bank 1 Sensor 1 and Sensor 2 Powertrain P241B O2 Sensor Signals Swapped Bank 2 Sensor 1 and Sensor 2 Powertrain P241C Throttle Actuator Control System Ice Blockage Bank 2 Powertrain P241D SCR Inducement Forced Engine Shutdown Powertrain P241E Reductant Heater Coolant Control Valve Stuck Closed Powertrain P241F EGR Cooler B Efficiency Below Threshold Powertrain P2420 Evaporative Emission System Switching Valve Control Circuit High Powertrain P2421 Evaporative Emission System Vent Valve Stuck Open Powertrain P2422 Evaporative Emission System Vent Valve Stuck Closed Powertrain P2423 HC Adsorption Catalyst Efficiency Below Threshold (Bank 1) Powertrain P2424 HC Adsorption Catalyst Efficiency Below Threshold (Bank 2) Powertrain P2425 Exhaust Gas Recirculation Cooling Valve Control Circuit/Open Powertrain P2426 Exhaust Gas Recirculation Cooling Valve Control Circuit Low Powertrain P2427 Exhaust Gas Recirculation Cooling Valve Control Circuit High Powertrain P2428 Exhaust Gas Temperature Too High (Bank 1) Powertrain P2429 Exhaust Gas Temperature Too High (Bank 2) Powertrain P242A Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3 Powertrain P242B Exhaust Gas Temperature Sensor Circuit Range or Performance Bank 1 Sensor 3 Powertrain P242C Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3 Powertrain P242D Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 3 Powertrain P242E Exhaust Gas Temperature Sensor Circuit Intermittent or Erratic Bank 1 Sensor 3 Powertrain P242F Particulate Filter Restriction Ash Accumulation Bank 1 Powertrain P2430 Secondary Air Injection System Air Flow/Pressure Sensor Circuit (Bank 1) Powertrain P2431 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Range/Performance (Bank 1) Powertrain P2432 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Low (Bank 1) Powertrain P2433 Secondary Air Injection System Air Flow/Pressure Sensor Circuit High (Bank 1) Powertrain P2434 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Intermittent/Erratic (Bank 1) Powertrain P2435 Secondary Air Injection System Air Flow/Pressure Sensor Circuit (Bank 2) Powertrain P2436 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Range/Performance (Bank 2) Powertrain P2437 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Low (Bank 2) Powertrain P2438 Secondary Air Injection System Air Flow/Pressure Sensor Circuit High (Bank 2) Powertrain P2439 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Intermittent/Erratic (Bank 2) Powertrain P243A Particulate Filter Restriction Ash Accumulation Bank 2 Powertrain P243B Particulate Filter Restriction Forced Limited Power Bank 2 Powertrain P243C Particulate Filter Regeneration Frequency Bank 2 Powertrain P243D Particulate Filter Regeneration Duration Bank 2 Powertrain P243E Particulate Filter Regeneration Incomplete Bank 2 Powertrain P243F Particulate Filter Restriction Soot Accumulation Too High Bank 2 Powertrain P2440 Secondary Air Injection System Switching Valve Stuck Open (Bank 1) Powertrain P2441 Secondary Air Injection System Switching Valve Stuck Closed (Bank 1) Powertrain P2442 Secondary Air Injection System Switching Valve Stuck Open (Bank 2) Powertrain P2443 Secondary Air Injection System Switching Valve Stuck Closed (Bank 2) Powertrain P2444 Secondary Air Injection System Pump Stuck On (Bank 1) Powertrain P2445 Secondary Air Injection System Pump Stuck Off (Bank 1) Powertrain P2446 Secondary Air Injection System Pump Stuck On (Bank 2) Powertrain P2447 Secondary Air Injection System Pump Stuck Off (Bank 2) Powertrain P2448 AIR System High Air Flow Bank 1 Powertrain P2449 AIR System High Air Flow Bank 2 Powertrain P244A Diesel Particulate Filter Differential Pressure Too Low Powertrain P244B Diesel Particulate Filter Differential Pressure Sensor Offset Powertrain P244C Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 1 Powertrain P244D Exhaust Temperature Too High For Particulate Filter Regeneration Bank 1 Powertrain P244E Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 2 Powertrain P244F Exhaust Temperature Too High For Particulate Filter Regeneration Bank 2 Powertrain P2450 EVAP System Switching Valve Performance/Stuck Powertrain P2451 EVAP System Switching Valve Stuck Closed Powertrain P2452 Diesel Particulate Filter Pressure Sensor Circuit Powertrain P2453 Diesel Particulate Filter Pressure Sensor Circuit Range/Performance Powertrain P2454 Diesel Particulate Filter Pressure Sensor Circuit Low Powertrain P2455 Diesel Particulate Filter Pressure Sensor Circuit High Powertrain P2456 DPF Differential Pressure Sensor Circuit Intermittent Powertrain P2457 EGR Cooler Performance Powertrain P2458 DPF Regeneration Duration Powertrain P2459 Diesel Particulate Filter Regeneration Frequency Powertrain P245A EGR Cooler Bypass Control Circuit Open Bank 1 Powertrain P245B EGR Cooler Bypass Control Circuit Range or Performance Bank 1 Powertrain P245C EGR Cooler Bypass Control Circuit Low Bank 1 Powertrain P245D EGR Cooler Bypass Control Circuit High Bank 1 Powertrain P245E Particulate Filter Pressure Sensor B Circuit Powertrain P245F Particulate Filter Pressure Sensor B Circuit Range or Performance Powertrain P2460 DPF Restriction - Forced Limited Power Powertrain
Running on fumes Free guides aren't free to make. Top up the tank. Any amount, one time. Fuel the Garage