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P0420 · Communications du constructeur

Le libellé varie selon véhicule et suffixe ; ce n’est pas un diagnostic universel.

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SSM 49996

FORD

Codes dans le document P0420

Some 2021 Bronco Sport vehicles equipped with a 1.5L EcoBoost engine may exhibit a no crank/no start start condition with an illuminated malfunction indicator lamp (MIL) and one or more of the following diagnostic…

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TSB 21-2021

FORD

Codes dans le document P0420

Some 2019-2020 Ranger vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0420 stored in the powertrain control module (PCM). This may be due to various software…

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ONLW8V03292021

HONDA

Codes dans le document P0420

"Owner Notification Letter - On some 2016-17 Pilot, 2017 Ridgeline, and 2018 Odysey models, the malfunction indicator light (MIL) may come on if one of the following diagnostic trouble codes (DTCs) are stored: - P0420…

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ONLN9403292021

HONDA

Codes dans le document P0420

"Owner Notification Letter - On some 2017-19 Pilot, 2017-19 Ridgeline, and 2018-19 Odyssey models, the malfunction indicator light (MIL) may come on if one or more of the following diagnostic trouble codes (DTCs) are…

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TSB 21-2087

FORD

Codes dans le document P0420

Some 2021 F-150 vehicles equipped with a 3.5L EcoBoost engine and built on or before 02-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P060B, P0420, P0430,…

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TSB 21-2063

FORD

Codes dans le document P0420

Some 2016-2019 Police Interceptor Sedan vehicles equipped with a 3.7L twin independent variable camshaft timing (Ti-VCT) engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes…

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A21-010

HONDA

Codes dans le document P0420

"Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear…

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A20-100

HONDA

Codes dans le document P0420

"Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear…

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18-107-20

DODGE

Codes dans le document P0420

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…

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18-108-20

CHRYSLER

Codes dans le document P0420

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…

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18-106-20

DODGE

Codes dans le document P0420

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…

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A20-100

HONDA

Codes dans le document P0420

"Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear…

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20-FL-010H

HYUNDAI

Codes dans le document P0420

This bulletin provides information related to the repair of DTC P0420 “Catalytic Converter System Bank 1 - Efficiency Below Threshold” found stored in the Engine Control Module (ECM). The repair involves performing an…

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1804820REVA

RAM

Codes dans le document P0420-00

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a…

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RAM

Codes dans le document P0420-00

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a…

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18-048-20

RAM

Codes dans le document P0420-00

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a…

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20M01

FORD, LINCOLN

Codes dans le document P0420

In the affected vehicles, it may be possible that certain driving maneuvers can result in an overheated catalytic converter, catalyst degradation, and an illuminated malfunction indicator light (MIL) with diagnostic…

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19NA057

BUICK, CHEVROLET

Codes dans le document P0420

This Technical bulletin provides a procedure for dealers/technicians to correct a condition of Malfunction Indicator Lamp (MIL) Illuminated, DTC P0420 Set.

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TSB 19-2366

FORD

Codes dans le document P0420

Some 2016-2019 Police Interceptor Sedan vehicles equipped with a 3.7L twin independent variable camshaft timing (Ti-VCT) engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes…

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B19-049

ACURA

Codes dans le document P0420

Service Bulletin - The MIL comes on with DTC P0420 (rear bank catalyst system efficiency below threshold [bank 1]).

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TSB 19-2201

FORD

Codes dans le document P0420

Some 2018-2019 Mustang vehicles equipped with a 5.0L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0420 and/or P0430. This may be due to the operation of the PCM.…

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SSM74475

LAND ROVER

Codes dans le document P0420-00

Customer reports that the Malfunction Indicator Lamp (MIL) is illuminated on the Instrument Cluster (IC). Diagnostic Trouble Code(s) related to Catalyst System Efficiency P0420-00 and/or P0430-00 are stored in the…

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SSM74404

LAND ROVER

Codes dans le document P0420-00

Degradation of the primary catalytic converter. The DTC P0420-00 stored in the PCM indicates the primary catalyst is not operating at an optimal level.

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16NA111

CADILLAC, CHEVROLET, GMC

Codes dans le document P0420

This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a MIL and DTCs P0420 and P0430 setting.

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19NA057

BUICK, CHEVROLET

Codes dans le document P0420

This Technical bulletin provides a procedure for dealers/technicians to correct a condition of Malfunction Indicator Lamp (MIL) Illuminated, DTC P0420 Set.

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PIP3119P

CADILLAC, CHEVROLET, GMC

Codes dans le document P0420

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician…

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BPaS01022019906

ACURA

Codes dans le document P0420

Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below…

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TSB 18-2355

FORD

Codes dans le document P0420

Some 2018-2019 Mustang vehicles built on or before 17-Oct-2018 and equipped with a 2.3L engine may exhibit an illuminated MIL with DTC P0420. Follow the Service Procedure steps to correct the condition.

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BPaS11272018901

ACURA

Codes dans le document P0420

Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below…

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BPaS11262018905

ACURA

Codes dans le document P0420

Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below…

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