TuningBot DTC Database · v4.37.14
Manufacturer-specific interpretation for MINI. All interpretations of P1400
The control module detected that the Heated Catalyst Battery Voltage or Current value was below the expected limit. This is the manufacturer-specific definition used by MINI.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Heated Catalyst Battery Voltage or Current too Low During Heating Bank 1. The control module detected that the Heated Catalyst Battery Voltage or Current value was below the expected limit. This is the manufacturer-specific definition used by MINI.
P1400 is a manufacturer-specific code. In this database it is documented for: MINI. 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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