Error codes
Appliance, vehicle, OS and hardware fault codes with step-by-step fixes.
Categories
OBD-II fault codes
Powertrain and emission diagnostic trouble codes for cars and light commercial vehicles.
3 entries in this category
Boiler & heater codes
Error codes for gas combi boilers, heat pumps and water heaters.
2 entries in this category
Phone & OS errors
iOS, Android and Windows update, restore and boot errors.
1 entries in this category
Windows BSOD codes
Stop codes and blue screen errors with the fix checklist.
1 entries in this category
All entries
OBD-II P0300 — Random / Multiple Cylinder Misfire DetectedOBD-II fault codesP0300Bosch Combi Boiler Error E09 — Flow / Return NTC Sensor FaultBoiler & heater codesE09iPhone Error 4013 — Restore / Update Failed (USB Connection)Phone & OS errors4013OBD-II P0171 — System Too Lean (Bank 1)OBD-II fault codesP0171Bosch Boiler Error EA — No Flame DetectedBoiler & heater codesEACRITICAL_PROCESS_DIED (0x000000EF) — Windows blue screenWindows BSOD codes0x000000EFAndroid boot loop — the phone restarts before reaching the home screenAndroid errorsBOOTLOOPOBD-II P0420 — Catalyst System Efficiency Below Threshold (Bank 1)OBD-II fault codesP0420
10 languages · Programmatic data pages — figures are indicative, always verify with the official source.