The control module registered the fault condition described as "Throttle position (TP) control circuit - speed ratio error". This is the manufacturer-specific definition used by BMW.
Possible causes
- Wiring
- crankshaft position (CKP) sensor
- ECM
TuningBot DTC Database · v4.37.14
2 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.
The control module registered the fault condition described as "Throttle position (TP) control circuit - speed ratio error". This is the manufacturer-specific definition used by BMW.
The control module detected that the signal in the Front engine mounting actuator control circuit - control circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Honda.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (2 interpretations). The control module registered the fault condition described as "Throttle position (TP) control circuit - speed ratio error". This is the manufacturer-specific definition used by BMW.
P16C8 is a manufacturer-specific code. In this database it is documented for: BMW, Honda. 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