The control module detected an interruption (open circuit) in the Shift-Lock output fault circuit. Documented for the AL4 automatic gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.
TuningBot DTC Database · v4.37.15
P1768 PSA - Shift-Lock output fault : Open circuit or short circuit to the plus
Manufacturer-specific interpretation for PSA. All interpretations of P1768
What P1768 means
Related and nearby codes
How to read P1768
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1768
What does P1768 mean?
Shift-Lock output fault : Open circuit or short circuit to the plus. The control module detected an interruption (open circuit) in the Shift-Lock output fault circuit. Documented for the AL4 automatic gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Is P1768 generic or manufacturer-specific?
P1768 is a manufacturer-specific code. In this database it is documented for: PSA. The same number can mean something different on other brands.
Can TuningBot remove P1768 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
