TuningBot DTC Database · v4.37.14
3 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.
HondaThe control module judged the Throttle valve - return spring behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Honda.
MazdaThe control module detected improper operation of the Metering Oil Pump Position circuit. This is the manufacturer-specific definition used by Mazda.
VAGThe control module detected a communication fault involving Control Unit Programming on the vehicle network. This is the manufacturer-specific definition used by Volkswagen.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (3 interpretations). The control module judged the Throttle valve - return spring behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Honda.
P1684 is a manufacturer-specific code. In this database it is documented for: Honda, Mazda, VAG. 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: Diagnostic Strategy and DTC Logic
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