El texto puede variar por vehículo y sufijo; no es un diagnóstico universal.
HINO
Códigos en el documento P0421
SB-14-012 A subject vehicle may exhibit an illuminated check engine lamp with DTC (Diagnostic Trouble Code) P0421 (Catalyst efficiency below threshold). The engine ECU may falsely detect an issue with the ATC (After…
MITSUBISHI
Códigos en el documento P0421
Due to variations in production, certain exhaust manifold mounted catalytic converters may experience catalyst layer separation on affected vehicles. If this occurs, the MIL will illuminate with DTC P0421 or P0431,…
MITSUBISHI
Códigos en el documento P0421
DIAGNOSTIC TROUBLE CODE (DTC) P0421 / DTC P0431. MITSUBISHI TECH TALK. *TT
MITSUBISHI
Códigos en el documento P0421
MALFUNCTION INDICATOR LAMP (MIL) ON AND DIAGNOSTIC TROUBLE CODE (DTC) P0421. *TT
AUDI
Códigos en el documento P0421
SUBJECT REGARDING MALFUNCTION INDICATOR LIGHT (MIL) ON, DIAGNOSTIC TROUBLE CODES P0421 OR P0431 STORED IN MEMORY. *TT
MAZDA
Códigos en el documento P0421
SUBJECT REGARDING MALFUNCTION INDICATOR LIGHT (MIL) ILLUMINATION W/DTC P0421. *YC
MAZDA
Códigos en el documento P0421
SUBJECT REGARDING MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION WITH DTC P0421. *YC
MAZDA
Códigos en el documento P0421
SOME VEHICLES MAY EXHIBIT A MALFUNCTION INDICATOR LIGHT (MIL) ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE (DTC) P0421 STORED. *YC
FORD
Códigos en el documento P0421
MIL CODE - P0421 - DO NOT ATTEMPT REPAIRS. *TW
FORD
Códigos en el documento P0421
2.0L WITH THE MIL ON AND CODE P0421. *JD