Re: P0420 Catalyst system efficiency below threshold (bank1) o2 or cat? (Integra_Boi)
honda ridgeline engine code p0420 Direct Download speed 7287 Kb/s
honda ridgeline engine code p0420 Full Version speed 5567 Kb/s
P0420 documents back to top of this page Below are links to Honda/Acura documents of two kinds: Technical Service Bulletins, and Honda Service News (HSN) issues.
Problems & Issues – You got the Ridgeline, you love it but there’s this problem you’re dealing with. Share it with us here and we’ll try to work
Welcome to P0420.com, the place dedicated to that DTC (diagnostic trouble code) P0420. The P0420 code is a very popular one and that’s why there’s a site …
Honda Trouble Codes. 85 Accord, 85-87 Civic. ECU Location. The ECU is located under the passenger’s seat. Codes are displayed on a series of four LEDs.