TuningBot DTC Database · v4.37.14
1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.
BMWBMWThe control module detected that the air-fuel mixture stayed richer than the target despite full corrective control (Post catalytic convertor fuel trim (FT), bank 2). This is the manufacturer-specific definition used by BMW.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Post catalytic convertor fuel trim (FT), bank 2 - too rich. The control module detected that the air-fuel mixture stayed richer than the target despite full corrective control (Post catalytic convertor fuel trim (FT), bank 2). This is the manufacturer-specific definition used by BMW.
P1058 is a manufacturer-specific code. In this database it is documented for: BMW. The same number can mean something different on other brands.
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Understand the system behind this code: Oxygen Sensors (Lambda)
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