P1429 Diagnose-Fehlercode (4 Interpretationen)

The control module detected that the Motor driver module temperature exceeded its permissible limit. This is the manufacturer-specific definition used by Honda.

The control module detected the fault condition "Reaction time too long" for the Differential exhaust pressure signal. 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 an interruption (open circuit) in the Vacuum pump, brakes circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Audi.

The control module detected an interruption (open circuit) in the Circuit for Brake Vacuum Pump circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17837. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).