Ignition system diagnostic monitor, cylinder 4 - duration too short
BMW · engine
Data confidence62%
The control module detected a fault associated with the Ignition system diagnostic monitor, cylinder 4 - duration too short circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.
Barometric pressure (BARO) sensor - signal high
Volvo · engine
Data confidence62%
The control module detected that the Barometric pressure (BARO) signal stayed above the expected range. This is the manufacturer-specific definition used by Volvo.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
12C
Specific fault index within the subsystem.
Frequently asked questions about P112C
What does P112C mean?
Diagnostic Trouble Code (2 interpretations). The control module detected a fault associated with the Ignition system diagnostic monitor, cylinder 4 - duration too short circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.
Is P112C generic or manufacturer-specific?
P112C is a manufacturer-specific code. In this database it is documented for: BMW, Volvo. The same number can mean something different on other brands.
Can TuningBot remove P112C at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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