P1594 Code défaut de diagnostic (5 interprétations)

The control module detected an interruption (open circuit) in the B Camshaft Position Actuator Control circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by BMW.

The control module detected that the Alternator voltage stayed above the expected range. This is the manufacturer-specific definition used by Chrysler.

The control module detected that the Motor current W phase signal signal stayed below the expected range. This is the manufacturer-specific definition used by Honda.

The control module detected a fault associated with the Intake Manifold Length Tuning 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.

The stored code identifies a fault of the ECU fault. Documented for the Automated manual gearbox electric control ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.