Error code
OBD2 P2409
OBD2P2409
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Fuel Cap Sensor/Switch Circuit Range/Performance.
Severity
lowCan continue driving but may experience reduced fuel efficiency and potential emissions issues.
Summary
P2409 indicates an issue with the fuel cap sensor or switch, specifically related to its range or performance.
Common Causes
- Wiring issues affecting the fuel filler cap warning sensor/switch
Fixes
- Inspect and repair any faulty wiring related to the fuel cap sensor.
FAQ
What does P2409 mean?
P2409 indicates a problem with the range or performance of the fuel filler cap warning sensor/switch.
How serious is this issue?
The severity level is low, but it can affect your vehicle's emissions and fuel efficiency if not addressed.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2400Evaporative Emission System Leak Detection Pump Control Circuit/Open
- P2401Evaporative Emission System Leak Detection Pump Control Circuit Low
- P2402Evaporative Emission System Leak Detection Pump Control Circuit High
- P2403Evaporative Emission System Leak Detection Pump Sense Circuit/Open
- P2404Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
- P2405Evaporative Emission System Leak Detection Pump Sense Circuit Low
- P2406Evaporative Emission System Leak Detection Pump Sense Circuit High
- P2407Evaporative Emission System Leak Detection Pump Sense Circuit Intermittent/Erratic
- P2408Fuel Cap Sensor/Switch Circuit
- P2410Fuel Cap Sensor/Switch Circuit Low
- P2411Fuel Cap Sensor/Switch Circuit High
- P2412Fuel Cap Sensor/Switch Circuit Intermittent/Erratic