TuningBot DTC Database · v4.37.15
7 manufacturer-specific interpretations across 6 manufacturers in the TuningBot DTC database.
HyundaiThe control module detected a fault associated with the Fuel Press Sensor2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Hyundai.
MazdaThe control module registered the fault condition described as "Throttle position (TP) sensor - circuit fault". This is the manufacturer-specific definition used by Mazda.
PorscheThe control module detected a fault associated with the Oxygen Sensing circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.
ToyotaThe control module detected improper operation of the Magnetic clutch circuit. This is the manufacturer-specific definition used by Toyota.
VAGThe control module detected that the air-fuel mixture stayed leaner than the target despite full corrective control (Long Term Fuel Trim Adjustment Bank 2 System). This is the manufacturer-specific definition used by Audi.
The control module detected that the air-fuel mixture stayed leaner than the target despite full corrective control (Long Term Fuel Trim Adjustment Bank 2 System). This is the manufacturer-specific definition used by Volkswagen.
VolvoThe control module detected improper operation of the Throttle position (TP) circuit. This is the manufacturer-specific definition used by Volvo.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (7 interpretations). The control module detected a fault associated with the Fuel Press Sensor2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Hyundai.
P1126 is a manufacturer-specific code. In this database it is documented for: Hyundai, Mazda, Porsche, Toyota, VAG, Volvo. 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. 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.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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