any other codescould be causingthe P0420 trouble code

in turncausescode P0420 to set

the efficiency of these components ... in turncausescode P0420 to set

the fuel system running too lean(passive) is caused byCode P0171

by the fuel system running too lean(passive) is causedCode P0171

by the fuel system running too lean(passive) is caused byCode P0171

also(passive) could ... be causedP0171 code

if not , diagnosis of the other codes is necessarymay be causingthe P0420 code

diagnosis of the other codes is necessarymay be causingthe P0420 code

aircausingP0171 code

the PCMwill setcode P0420

the PCMwill setthe P0420 code

cause dammageresultingin P0420 code

my catalytic convertercausingthe P0420 code

the catalytic convertercan causethe P0420 code

many things(passive) can be caused byA P0420 code

Several thingscan causea p0420 code

An exhaust leakcan causea P0420 code

your exhaust leakcan causethe P0420 code

thingscould be causingthis P0420 code

the misfirecausedthe P0420 code

A bad catalytic convertercan causethe code P0420

the engine computerto seta bogus P0420 code

at the same timeinfluencingthe P0420 code

the computersetsa code P0420

likely(passive) is ... causedYour P0420 code

this thingsetsa code p0420

a modified exhaust systemWould ... causea P0420 Code

spark plugscausea p0420 code

A bad catwill usually seta p0420 code

Bad spark plug or wirescan causep0300 code

by conditions other than actual theft conditions(passive) could be setcode P1260

The pcmsetsthe obdii code

the ECMsetsthe OBDII code

The TCMsetsthe OBDII code

The ABS Modulesetsthe OBDII code

The ABS Actuator And Electric Unitsetsthe OBDII code

NOTE # 3 : Note that low fuel pressure , or other conditions that cause a lean fuel mixture can cause sparkplugs to overheat and fail intermittentlywill ... causecode P0300

Note that low fuel pressure , or other conditions that cause a lean fuel mixture can cause sparkplugs to overheat and fail intermittentlywill ... causecode P0300

a lean fuel mixture can cause sparkplugs to overheat and fail intermittentlywill ... causecode P0300