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TuningBot DTC Database · v4.37.15

P1626 PSA - Diagnostic Trouble Code (3 interpretations)

Manufacturer-specific interpretation for PSA. All interpretations of P1626

P · PowertrainEngineOBD2

What P1626 means

P1626
ECU internal fault PSA · engine Data confidence 72%

The stored code identifies a fault of the ECU internal fault. 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. PSA documentation does not characterise the failure mode further.

Applies to Peugeot Bosch MED 17.4.x engine ECU (EP6 THP family)
P1626
ECU internal fault PSA · engine Data confidence 72%

The stored code identifies a fault of the ECU internal fault. 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. PSA documentation does not characterise the failure mode further.

Applies to Peugeot Bosch MEV17.4 engine ECU (EP6 1.6 VTi)
P1626
Incoherent information relating to the automatic gearbox : Safety PSA · transmission Data confidence 72%

The control module detected the fault condition "Safety" for the Incoherent information relating to the automatic gearbox. Documented for the Magneti Marelli MM6KP engine ECU (EW7A/EW10A) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Magneti Marelli MM6KP engine ECU (EW7A/EW10A)

Related and nearby codes

How to read P1626

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

626

Specific fault index within the subsystem.

Frequently asked questions about P1626

What does P1626 mean?

Diagnostic Trouble Code (3 interpretations). The stored code identifies a fault of the ECU internal fault. 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. PSA documentation does not characterise the failure mode further.

Is P1626 generic or manufacturer-specific?

P1626 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 P1626 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

ECU tuningStage 1 dyno results for PSA engines See the results →

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