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Threads Tagged with
p0420
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Forum
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P0420 Catalyst System Efficiency Below Threshold (Bank 1)
SpankyDevil
on 03-08-2018
03-20-2018
08:31 PM
by
SpankyDevil
10
10,747
General Tech Questions
People with Stillen HFC
(
1
2
)
Skyline-LEXY
on 11-30-2008
11-09-2013
01:34 AM
by
hamkha1ebay
20
6,520
Intake and Exhaust
Service Engine Soon - Catalytic Converter
Meekayal
on 06-11-2013
06-13-2013
03:32 PM
by
Meekayal
6
13,988
Engine, Drivetrain & Forced-Induction
Help
SES light came on checked code P0420
V36Skyline
on 01-10-2012
01-16-2012
06:06 PM
by
V36Skyline
5
7,602
General Tech Questions
Help
Service Engine Soon - HFC/TP o2 Sensors (P0420 & P0430)
OMG35S
on 10-24-2011
10-28-2011
02:21 PM
by
Doggy
6
6,041
Engine, Drivetrain & Forced-Induction
Opinion on running w/ CEL (tuned + bolted on)
(
1
2
)
eksigned
on 08-10-2011
08-13-2011
10:57 AM
by
Neal376
23
5,728
Engine, Drivetrain & Forced-Induction
Berk HFC CEL Solution?
Lucky_One
on 02-15-2009
02-17-2009
03:21 PM
by
BerkTechnology
6
6,333
Intake and Exhaust
Need help with Stillen HFC's
(
1
2
)
kaos2774
on 11-29-2008
12-01-2008
07:17 PM
by
Skyline-LEXY
26
3,836
Intake and Exhaust
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