P1649 Code défaut de diagnostic (6 interprétations)

The control module detected that the Manifold differential pressure signal stayed below the expected range. This is the manufacturer-specific definition used by BMW.

The control module detected improper operation of the Glow plug control module/supply circuit. This is the manufacturer-specific definition used by Jeep.

The control module detected a fault associated with the Fuel Injection Pump Module circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

The control module did not receive the expected CAN data bus, ABS signal. This is the manufacturer-specific definition used by Audi.

The control module did not receive the expected Powertrain Data Bus signal. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18057. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

The control module detected that the Camshaft position (CMP) actuator, inlet camshaft signal stayed below the expected range. This is the manufacturer-specific definition used by Volvo.