The control module detected the fault condition "Starting or stopping requests absent or not valid" for the Controlled engine starting and stopping. Documented for the Bosch EDC16C34 injection ECU (DV6TED4 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
TuningBot DTC Database · v4.37.15
P1693 PSA - Diagnostic Trouble Code (6 interpretations)
Manufacturer-specific interpretation for PSA. All interpretations of P1693
What P1693 means
The control module detected that the value received for the Fault in reception of the "controlled engine starting and stopping" information on the CAN over the network was incorrect. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
The control module detected that the value received for the Fault in reception of the "controlled engine starting and stopping" information on the CAN network over the network was incorrect. Documented for the Bosch MEV17.4 engine ECU (EP6 1.6 VTi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
The control module detected that the Controlled engine starting and stopping was implausible for the operating conditions. Documented for the Delphi DCM 3.5 injection ECU (DW10C 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
The control module detected that the value received for the Controlled engine starting and stopping control reception anomaly over the network was incorrect. Documented for the Magneti Marelli MM6KP engine ECU (EW7A/EW10A) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
The control module detected the fault condition "Starting or stopping requests absent or not valid" for the Controlled engine starting and stopping. Documented for the Siemens SID 803 injection ECU (DW10BTED4 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Related and nearby codes
How to read P1693
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 P1693
What does P1693 mean?
Diagnostic Trouble Code (6 interpretations). The control module detected the fault condition "Starting or stopping requests absent or not valid" for the Controlled engine starting and stopping. Documented for the Bosch EDC16C34 injection ECU (DV6TED4 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Is P1693 generic or manufacturer-specific?
P1693 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 P1693 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
