SMOG

Hello, This Is My First Post In The Forum. I Have A 1997 Camry Xle (v6) With 140,000 Miles On It That Failed Its Smog Test Twice. Here...

Hello, On The Day Of My Smog Check As Usual Every Other Year, I Burn Through A Tank Of Gas And An Additive By The Name Of "...

I Have A 1995 Mazda 626 5spd, My Problem Is That I Went And Had A Smog Test Done And It Didn't Pass Emissions. Ive Changed Plugs, Plug...

Emission Test Showed Nox Of 1028, Limit Is 485 Co% Is 0. Hc Is 7. Mass Airflow Sensor And Coolant Temperature Sensor Replaced By Dealer...

2003 Lr Freelander. Purch Over A Month Ago And Ave Not Been Able To Pass Due To Ecu Codes P0171, -1471 And 1472. Does Anyone Know The...

Honda Civic 1995 1.6l Vitec 172k Miles First Time Failed Smog Marginally On Hc: 15mph 97/92 Ppm And 25 Mph 57/57 Ppm. Co Was Within Smog...

Engine Performance Problem 1994 Infiniti J30 I Have A 94 J30 That I Am Trying To Get Through Emissions Here In Az. I Failed The...

I Have A 95 Chevy Astro Van I Went To Get Emissions Done And Failed Just On The Low Hc. The Llimit Was 220 And I Had 454. I Just A Complete...

I Have A 86 Honda Dx Wagon 4wd With A 1.5l Carburated Engine. I Replaced The Spark Plugs And Air Filter Prior To The First Test. It Failed...

Due To The Pandemic, We Didn't Drive The Car That Much. My Car Battery Got Replaced 2 Times Since. I Took It For Smog And All The Test...