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P077C
Output Shaft Speed Sensor Circuit Low
Generic · engine
Data confidence
65%
The control module detected that the signal in the Output Shaft Speed circuit stayed below the expected operating range.
TuningBot DTC Database · v4.37.15
P077C Output Shaft Speed Sensor Circuit Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P077C means
Related and nearby codes
How to read P077C
P
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
77C
Specific fault index within the subsystem.
Frequently asked questions about P077C
What does P077C mean?
Output Shaft Speed Sensor Circuit Low. The control module detected that the signal in the Output Shaft Speed circuit stayed below the expected operating range.
Is P077C generic or manufacturer-specific?
P077C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P077C 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic