P1667 Code défaut de diagnostic (8 interprétations)

The control module detected improper operation of the Reverse inhibit solenoid circuit. This is the manufacturer-specific definition used by Chevrolet.

The control module detected a fault associated with the Immobilizer signal - CAN data bus circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Land Rover.

The control module detected the fault condition "ECU internal fault" for the Engine ECU. Documented for the Bosch EDC16C34 injection ECU (DV6TED4 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

The stored code identifies a fault of the Coded engine immobiliser 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.

The stored code identifies a fault of the Coded engine immobiliser 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.

The control module detected the fault condition "internal fault" for the Engine ECU. Documented for the Siemens SID 803 injection ECU (DW10BTED4 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

The control module detected improper operation of the Injector 2 - current circuit. This is the manufacturer-specific definition used by Audi.

The control module detected an electrical fault in the Valve for Pump - Jet: Cylinder 2 (N241) circuit. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18075. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).