Voltage retaining device : Open circuit or short circuit to earth of the voltage measurement
PSA · engine
Data confidence72%
The control module detected an interruption (open circuit) in the Voltage retaining device circuit. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
AA0
Specific fault index within the subsystem.
Frequently asked questions about P1AA0
What does P1AA0 mean?
Voltage retaining device : Open circuit or short circuit to earth of the voltage measurement. The control module detected an interruption (open circuit) in the Voltage retaining device circuit. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Is P1AA0 generic or manufacturer-specific?
P1AA0 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 P1AA0 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.
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