Error code
OBD2 P2428
OBD2P2428
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Exhaust Gas Temperature Too High.
Severity
highDriving with this code can be dangerous and should be addressed immediately to prevent engine damage.
Summary
P2428 indicates that the exhaust gas temperature (EGT) is too high on bank 1 of the engine.
Common Causes
- Faulty or malfunctioning EGT sensor
- Exhaust system blockage causing excessive backpressure
Fixes
FAQ
What does P2428 mean?
P2428 indicates that the exhaust gas temperature is too high on bank 1 of the engine.
How serious is this code?
This code is considered serious as it can indicate potential damage to the engine if not addressed promptly.
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
- P2409Fuel Cap Sensor/Switch Circuit Range/Performance
- P2410Fuel Cap Sensor/Switch Circuit Low
- P2411Fuel Cap Sensor/Switch Circuit High