Tag: P1421

Alfa Romeo P1421 Secondary Air System Bank 1

Description OBD-II Trouble Code Description for P1421 Alfa Romeo Secondary Air System Bank 1 The OBD2 Code Information Be Applicable For Alfa Romeo: 2014 Alfa Romeo MiTo new,,2014 Alfa Romeo Giulietta new,,2014 Alfa Romeo 4C,,2013 Alfa Romeo Gloria Concept,,2013 Alfa Romeo Disco Volante Touring,,2012 Alfa Romeo Disco Volante Touring Concept,,2011 Alfa Romeo TZ3 Stradale,,2011 Alfa…

P1421 Acura Secondary Air System Bank 1

Description OBD-II Trouble Code Description for P1421 Acura Secondary Air System Bank 1 The OBD2 Code Information Be Applicable For Acura: 2014 Acura RLX,2014 Acura MDX,2013 Acura SUV-X Concept,2013 Acura RDX,2013 Acura NSX Concept,2013 Acura MDX Concept,2013 Acura ILX Endurance Racer,2013 Acura ILX,2012 Acura TL,2012 Acura RLX Concept,2012 Acura NSX Concept,2012 Acura ILX Street Build…

P1421 NISSAN Cold Start Control

Possible causes – Lack of intake air volume (block air filter)– Fuel injection system (Clogged fuel injector or bad fuel pump)– Faulty Engine Control Module (ECM) Tech description There is a factory service bulletin for the following Nissan models: 2007-2009 Nissan Versa 2007-2009 Nissan Versa Factory Service Bulletin OBDII Code P1421 When is the obd…

P1421 INFINITI Cold Start Control

Possible causes – Lack of intake air volume (block air filter)– Fuel injection system (Clogged fuel injector or bad fuel pump)– Faulty Engine Control Module (ECM) When is the obd code mean? The P1421 code is detected when The Engine Control Module (ECM) does not control ignition timing and engine idle speed properly when engine…