01 How Long Can a 4 Cylinder Car Last? • 02 How Many More Kilometres Can You Drive After the Empty Tank… • 03 Manual Transmission Stalling: Solved! • 04 B0017 and B0018: Right Front or Passenger Frontal Deploymen… • 05 This Car Can Literally Park Itself In Spaces You Wouldn’t E… • 06 The 30-60-90K Maintenance Schedule Explained: What Your Dea… • 07 How to Diagnose and Fix a Slipping Transmission • 08 Trucks of All Trades: Understanding the World of Trucks and… • 09 If You Cut a Car in Half, Will the Front Half Still Drive? • 10 Manual Transmission Driving Techniques for Improved Fuel Ef… •

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.

P21A5 Cylinder 10 Air-Fuel Ratio Imbalance Powertrain P21A6 Cylinder 11 Air-Fuel Ratio Imbalance Powertrain P21A7 Cylinder 12 Air-Fuel Ratio Imbalance Powertrain P21A8 Reductant Level Sensor B Circuit Powertrain P21A9 Reductant Level Sensor B Circuit Range/Performance Powertrain P21AA Reductant Level Sensor B Circuit Low Powertrain P21AB Reductant Level Sensor B Circuit High Powertrain P21AC Reductant Level Sensor B Circuit Intermittent/Erratic Powertrain P21AD Reductant Level Sensor C Circuit Powertrain P21AE Reductant Level Sensor C Circuit Range/Performance Powertrain P21AF Reductant Level Sensor C Circuit Low Powertrain P21B0 Reductant Level Sensor C Circuit High Powertrain P21B1 Reductant Level Sensor C Circuit Intermittent/Erratic Powertrain P21B2 Excessive Time To Enter Closed Loop NOx Adsorber Control Powertrain P21B3 Closed Loop NOx Adsorber Control At Limit - Too High Powertrain P21B4 NOx Adsorber Over Temperature (Bank 1) Powertrain P21B5 NOx Adsorber Over Temperature (Bank 2) Powertrain P21B6 Cold Start Cylinder 1 Injection Timing Powertrain P21B7 Cold Start Cylinder 2 Injection Timing Powertrain P21B8 Cold Start Cylinder 3 Injection Timing Powertrain P21B9 Cold Start Cylinder 4 Injection Timing Powertrain P21BA Cold Start Cylinder 5 Injection Timing Powertrain P21BB Cold Start Cylinder 6 Injection Timing Powertrain P21BC Cold Start Cylinder 7 Injection Timing Powertrain P21BD Cold Start Cylinder 8 Injection Timing Powertrain P21BE Cold Start Cylinder 9 Injection Timing Powertrain P21BF Cold Start Cylinder 10 Injection Timing Powertrain P21C0 Cold Start Cylinder 11 Injection Timing Powertrain P21C1 Cold Start Cylinder 12 Injection Timing Powertrain P21C2 Reductant Heater Relay Control Circuit/Open Powertrain P21C3 Reductant Heater Relay Control Circuit Low Powertrain P21C4 Reductant Heater Relay Control Circuit High Powertrain P21C5 Reductant Level Sensor A Stuck Powertrain P21C6 Reductant Level Sensor B Stuck Powertrain P21C7 Reductant Control Module Power Relay Control Circuit/Open Powertrain P21C8 Reductant Control Module Power Relay Control Circuit Low Powertrain P21C9 Reductant Control Module Power Relay Control Circuit High Powertrain P21CA Reductant Control Module Supply Voltage Circuit Powertrain P21CB Reductant Control Module Supply Voltage Low Powertrain P21CC Reductant Control Module Supply Voltage High Powertrain P21CD Reductant Quality Module Supply Voltage Low Powertrain P21CE Reductant Quality Module Performance Powertrain P21CF Cylinder 1 Injector B Circuit/Open Powertrain P21D0 Cylinder 2 Injector B Circuit/Open Powertrain P21D1 Cylinder 3 Injector B Circuit/Open Powertrain P21D2 Cylinder 4 Injector B Circuit/Open Powertrain P21D3 Cylinder 5 Injector B Circuit/Open Powertrain P21D4 Cylinder 6 Injector B Circuit/Open Powertrain P21D5 Cylinder 7 Injector B Circuit/Open Powertrain P21D6 Cylinder 8 Injector B Circuit/Open Powertrain P21D7 Cylinder 9 Injector B Circuit/Open Powertrain P21D8 Cylinder 10 Injector B Circuit/Open Powertrain P21D9 Cylinder 11 Injector B Circuit/Open Powertrain P21DA Cylinder 12 Injector B Circuit/Open Powertrain P21DB Cylinder 1 Injector B Circuit Low Powertrain P21DC Cylinder 1 Injector B Circuit High Powertrain P21DD Reductant Heater A Current Too Low Powertrain P21DE Cylinder 2 Injector B Circuit Low Powertrain P21DF Cylinder 2 Injector B Circuit High Powertrain P21E0 Cylinder 3 Injector B Circuit Low Powertrain P21E1 Cylinder 3 Injector B Circuit High Powertrain P21E2 Cylinder 4 Injector B Circuit Low Powertrain P21E3 Cylinder 4 Injector B Circuit High Powertrain P21E4 Cylinder 5 Injector B Circuit Low Powertrain P21E5 Cylinder 5 Injector B Circuit High Powertrain P21E6 Cylinder 6 Injector B Circuit Low Powertrain P21E7 Cylinder 6 Injector B Circuit High Powertrain P21E8 Cylinder 7 Injector B Circuit Low Powertrain P21E9 Cylinder 7 Injector B Circuit High Powertrain P21EA Cylinder 8 Injector B Circuit Low Powertrain P21EB Cylinder 8 Injector B Circuit High Powertrain P21EC Cylinder 9 Injector B Circuit Low Powertrain P21ED Cylinder 9 Injector B Circuit High Powertrain P21EE Cylinder 10 Injector B Circuit Low Powertrain P21EF Cylinder 10 Injector B Circuit High Powertrain P21F0 Cylinder 11 Injector B Circuit Low Powertrain P21F1 Cylinder 11 Injector B Circuit High Powertrain P21F2 Cylinder 12 Injector B Circuit Low Powertrain P21F3 Cylinder 12 Injector B Circuit High Powertrain P21F4 Fuel Control System B Too Lean Off Idle (Bank 1) Powertrain P21F5 Fuel Control System B Too Rich Off Idle (Bank 1) Powertrain P21F6 Fuel Control System B Too Lean Off Idle (Bank 2) Powertrain P21F7 Fuel Control System B Too Rich Off Idle (Bank 2) Powertrain P21F8 Fuel Control System B Too Lean at Idle (Bank 1) Powertrain P21F9 Fuel Control System B Too Rich at Idle (Bank 1) Powertrain P21FA Fuel Control System B Too Lean at Idle (Bank 2) Powertrain P21FB Fuel Control System B Too Rich at Idle (Bank 2) Powertrain P21FC Fuel Control System B Too Lean at Higher Load (Bank 1) Powertrain P21FD Fuel Control System B Too Rich at Higher Load (Bank 1) Powertrain P21FE Fuel Control System B Too Lean at Higher Load (Bank 2) Powertrain P21FF Fuel Control System B Too Rich at Higher Load (Bank 2) Powertrain P2200 NOx Sensor Circuit (Bank 1 Sensor 1) Powertrain P2201 NOx Sensor Circuit Range/Performance (Bank 1 Sensor 1) Powertrain P2202 NOx Sensor Circuit Low Input (Bank 1 Sensor 1) Powertrain P2203 NOx Sensor Circuit High Input (Bank 1 Sensor 1) Powertrain P2204 NOx Sensor Circuit Intermittent Input (Bank 1 Sensor 1) Powertrain P2205 NOx Sensor Heater Control Circuit/Open (Bank 1 Sensor 1) Powertrain P2206 NOx Sensor Heater Control Circuit Low (Bank 1 Sensor 1) Powertrain P2207 NOx Sensor Heater Control Circuit High (Bank 1 Sensor 1) Powertrain P2208 NOx Sensor Heater Sense Circuit (Bank 1 Sensor 1) Powertrain
Running on fumes Free guides aren't free to make. Top up the tank. Any amount, one time. Fuel the Garage