The stored code identifies a fault of the ECU switch to dormant mode phase (power latch) not carried out or not completed fault. Documented for the MCP 6-speed piloted manual gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.
TuningBot DTC Database · v4.37.15
P1702 PSA - ECU switch to dormant mode phase (power latch) not carried out or not completed fault
Manufacturer-specific interpretation for PSA. All interpretations of P1702
What P1702 means
Related and nearby codes
How to read P1702
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 P1702
What does P1702 mean?
ECU switch to dormant mode phase (power latch) not carried out or not completed fault. The stored code identifies a fault of the ECU switch to dormant mode phase (power latch) not carried out or not completed fault. Documented for the MCP 6-speed piloted manual gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.
Is P1702 generic or manufacturer-specific?
P1702 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 P1702 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
