P1004 Diagnostic Trouble Code (7 interpretations)

The control module detected improper operation of the VVT supply voltage circuit. This is the manufacturer-specific definition used by BMW.

The control module judged the Intake manifold air control valve (short runner) behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chrysler.

The control module judged the Short Runner Valve Control behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Jeep.

The control module detected a fault associated with the Valvetronic Eccentric Shaft Sensor Guide circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by MINI.

The control module detected that the Signal fault track 1 variable valve lift position sensor was not coherent with related operating data. 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 Signal fault track 1 variable valve lift position sensor was not coherent with related operating data. 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 monitored Torque Difference Cylinder 1: Limit Value value exceeded the calibrated threshold. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17412. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).