Fuel System Codes
5,039 OBD-II diagnostic trouble codes in this category.
Showing page 11 of 51 (5,039 codes total)
| Code | Description | Subsystem | Severity |
|---|---|---|---|
| P075E | Shift Solenoid G Intermittent | Fuel Metering | Medium |
| P075F | Transmission Fluid Level Too High | Fuel Metering | Medium |
| P076A | Shift Solenoid H | Fuel Metering | Medium |
| P076B | Shift Solenoid H Performance/Stuck Off | Fuel Metering | Medium |
| P076C | Shift Solenoid H Stuck On | Fuel Metering | Medium |
| P076D | Shift Solenoid H Electrical | Fuel Metering | Medium |
| P076E | Shift Solenoid H Intermittent | Fuel Metering | Medium |
| P076F | Gear 7 Incorrect Ratio | Fuel Metering | Medium |
| P077A | Output Shaft Speed Sensor Circuit - Loss of Direction Signal | Fuel Metering | Medium |
| P077B | Output Shaft Speed Sensor Circuit - Direction Error | Fuel Metering | Medium |
| P077C | Output Shaft Speed Sensor Circuit Low | Fuel Metering | Medium |
| P077D | Output Shaft Speed Sensor Circuit High | Fuel Metering | Medium |
| P077E | Transmission Fluid Temperature Measurement System - Multiple Sensor Correlation | Fuel Metering | Medium |
| P077F | Reverse 2 Incorrect Ratio | Fuel Metering | Medium |
| P078F | Transmission Mode Switch C Circuit | Fuel Metering | Medium |
| P079A | Transmission Friction Element A Slip Detected | Fuel Metering | Medium |
| P079B | Transmission Friction Element B Slip Detected | Fuel Metering | Medium |
| P079C | Transmission Friction Element C Slip Detected | Fuel Metering | Medium |
| P079D | Transmission Friction Element D Slip Detected | Fuel Metering | Medium |
| P079E | Transmission Friction Element E Slip Detected | Fuel Metering | Medium |
| P079F | Transmission Friction Element F Slip Detected | Fuel Metering | Medium |
| P07A0 | Transmission Friction Element G Slip Detected | Fuel Metering | Medium |
| P07A1 | Transmission Friction Element H Slip Detected | Fuel Metering | Medium |
| P07A2 | Transmission Friction Element A Performance/Stuck Off | Fuel Metering | Medium |
| P07A3 | Transmission Friction Element A Stuck On | Fuel Metering | Medium |
| P07A4 | Transmission Friction Element B Performance/Stuck Off | Fuel Metering | Medium |
| P07A5 | Transmission Friction Element B Stuck On | Fuel Metering | Medium |
| P07A6 | Transmission Friction Element C Performance/Stuck Off | Fuel Metering | Medium |
| P07A7 | Transmission Friction Element C Stuck On | Fuel Metering | Medium |
| P07A8 | Transmission Friction Element D Performance/Stuck Off | Fuel Metering | Medium |
| P07A9 | Transmission Friction Element D Stuck On | Fuel Metering | Medium |
| P07AA | Transmission Friction Element E Performance/Stuck Off | Fuel Metering | Medium |
| P07AB | Transmission Friction Element E Stuck On | Fuel Metering | Medium |
| P07AC | Transmission Friction Element F Performance/Stuck Off | Fuel Metering | Medium |
| P07AD | Transmission Friction Element F Stuck On | Fuel Metering | Medium |
| P07AE | Transmission Friction Element G Performance/Stuck Off | Fuel Metering | Medium |
| P07AF | Transmission Friction Element G Stuck On | Fuel Metering | Medium |
| P07B0 | Transmission Friction Element H Performance/Stuck Off | Fuel Metering | Medium |
| P07B1 | Transmission Friction Element H Stuck On | Fuel Metering | Medium |
| P07B2 | Transmission Park Position Sensor/Switch A Circuit/Open | Fuel Metering | Medium |
| P07B3 | Transmission Park Position Sensor/Switch A Circuit Low | Fuel Metering | Medium |
| P07B4 | Transmission Park Position Sensor/Switch A Circuit High | Fuel Metering | Medium |
| P07B5 | Transmission Park Position Sensor/Switch A Circuit Performance/Low | Fuel Metering | Medium |
| P07B6 | Transmission Park Position Sensor/Switch A Circuit Performance High | Fuel Metering | Medium |
| P07B7 | Transmission Park Position Sensor/Switch A Circuit Intermittent/Erratic | Fuel Metering | Medium |
| P07B8 | Transmission Park Position Sensor/Switch B Circuit/Open | Fuel Metering | Medium |
| P07B9 | Transmission Park Position Sensor/Switch B Circuit Low | Fuel Metering | Medium |
| P07BA | Transmission Park Position Sensor/Switch B Circuit High | Fuel Metering | Medium |
| P07BB | Transmission Park Position Sensor/Switch B Circuit Performance/Low | Fuel Metering | Medium |
| P07BC | Transmission Park Position Sensor/Switch B Circuit Performance High | Fuel Metering | Medium |
| P07BD | Transmission Park Position Sensor/Switch B Circuit Intermittent/Erratic | Fuel Metering | Medium |
| P07BE | Transmission Park Position Sensor/Switch A/B Correlation | Fuel Metering | Medium |
| P07BF | Input/Turbine Shaft Speed Sensor A Circuit Low | Fuel Metering | Medium |
| P07C0 | Input/Turbine Shaft Speed Sensor A Circuit High | Fuel Metering | Medium |
| P07C1 | Input/Turbine Shaft Speed Sensor B Circuit Low | Fuel Metering | Medium |
| P07C2 | Input/Turbine Shaft Speed Sensor B Circuit High | Fuel Metering | Medium |
| P07C3 | Input/Turbine Shaft Speed Sensor C Circuit Low | Fuel Metering | Medium |
| P07C4 | Input/Turbine Shaft Speed Sensor C Circuit High | Fuel Metering | Medium |
| P07C5 | Intermediate Shaft Speed Sensor A Circuit Low | Fuel Metering | Medium |
| P07C6 | Intermediate Shaft Speed Sensor A Circuit High | Fuel Metering | Medium |
| P07C7 | Intermediate Shaft Speed Sensor B Circuit Low | Fuel Metering | Medium |
| P07C8 | Intermediate Shaft Speed Sensor B Circuit High | Fuel Metering | Medium |
| P07C9 | Intermediate Shaft Speed Sensor C Circuit Low | Fuel Metering | Medium |
| P07CA | Intermediate Shaft Speed Sensor C Circuit High | Fuel Metering | Medium |
| P07CB | Transmission Fluid Thermostat Performance | Fuel Metering | Medium |
| P07CC | Transmission Mode Switch C Circuit Low | Fuel Metering | Medium |
| P07CD | Transmission Mode Switch C Circuit High | Fuel Metering | Medium |
| P07CE | Transmission Mode Switch D Circuit | Fuel Metering | Medium |
| P07CF | Transmission Mode Switch D Circuit Low | Fuel Metering | Medium |
| P07D0 | Transmission Mode Switch D Circuit High | Fuel Metering | Medium |
| P07D1 | Transmission Mode Switch E Circuit | Fuel Metering | Medium |
| P07D2 | Transmission Mode Switch E Circuit Low | Fuel Metering | Medium |
| P07D3 | Transmission Mode Switch E Circuit High | Fuel Metering | Medium |
| P07D4 | Transmission Mode Switch F Circuit | Fuel Metering | Medium |
| P07D5 | Transmission Mode Switch F Circuit Low | Fuel Metering | Medium |
| P07D6 | Transmission Mode Switch F Circuit High | Fuel Metering | Medium |
| P07D7 | Stuck in Gear 8 | Fuel Metering | Medium |
| P07D8 | Unable To Engage Gear 8 | Fuel Metering | Medium |
| P07D9 | Gear 8 Incorrect Ratio | Fuel Metering | Medium |
| P07DA | 6-7 Shift | Fuel Metering | Medium |
| P07DB | 7-8 Shift | Fuel Metering | Medium |
| P07DC | Incorrect Shift from Gear 1 | Fuel Metering | Medium |
| P07DD | Incorrect Shift from Gear 2 | Fuel Metering | Medium |
| P07DE | Incorrect Shift from Gear 3 | Fuel Metering | Medium |
| P07DF | Incorrect Shift from Gear 4 | Fuel Metering | Medium |
| P07E0 | Incorrect Shift from Gear 5 | Fuel Metering | Medium |
| P07E1 | Incorrect Shift from Gear 6 | Fuel Metering | Medium |
| P07EA | Transmission Range Control A Circuit Low | Fuel Metering | Medium |
| P07EB | Transmission Range Control A Circuit High | Fuel Metering | Medium |
| P07EC | Transmission Range Multi-Function Select Circuit | Fuel Metering | Medium |
| P07ED | Transmission Range Multi-Function Select Circuit Stuck | Fuel Metering | Medium |
| P07EE | Transmission Range Multi-Function Select Circuit Range/Performance | Fuel Metering | Medium |
| P07EF | Transmission Range Multi-Function Select Circuit Low | Fuel Metering | Medium |
| P07F0 | Transmission Range Multi-Function Select Circuit High | Fuel Metering | Medium |
| P07F1 | Input/Turbine Shaft Speed Sensor C Circuit | Fuel Metering | Medium |
| P07F2 | Transmission Range Control Module Communication Circuit | Fuel Metering | Medium |
| P07F3 | Transmission Range Control Module Communication Circuit Low | Fuel Metering | Medium |
| P07F4 | Transmission Range Control Module Communication Circuit High | Fuel Metering | Medium |
| P07F5 | Transmission Range Control Module System Voltage Low | Fuel Metering | Medium |
| P07F6 | Gear 9 Incorrect Ratio | Fuel Metering | Medium |
About Fuel System Codes
This page lists all 5,039 OBD-II diagnostic trouble codes classified under the Fuel System category. These codes are stored by your vehicle's onboard computer when a sensor detects a malfunction in the fuel system system. Each code begins with a letter indicating the system (P for Powertrain, B for Body, C for Chassis, U for Network) followed by four digits that identify the specific fault.
When your check engine light comes on, an OBD-II scanner reads these stored codes to help pinpoint the problem. Generic codes (where the second digit is 0) follow the SAE J2012 standard and mean the same thing on every vehicle. Manufacturer-specific codes (where the second digit is 1) may have different meanings depending on the vehicle brand.
Click any code in the table above to see its full description, possible causes, common symptoms, and step-by-step repair guidance. Use the search box to quickly find a specific code within this category.