TOYOTA EMISSION

I Have A Oil Leak And I Thought It Was Coming From The Valve Cover But I Changed That Gasket And Still Have The Oil Leak. I Also Would Like...

Engine Performance Problem 1991 Toyota 4runner 6 Cyl Four Wheel Drive Manual Where Is The Pcv Valve Located On A 3vze 3.0? Any Pics?

Instead Of Replacing The Exhaust To Meet The California Emissions. In The Computer Am I Able To Switch A Computer Out With A Federal...

Have An 03 Camry With Check Engine Light. My Scan Tool Shows Codes P0446 And P0441. I Know These Are Emissions Codes. Car Will Occasionally...

It Failed A Smog Test Because Of The Egr. Had The Egr Completely Redone, Oil Change, Tune Up And A New Clutch Put In. It Failed Smog...

My Truck Will Not Pass California Smog. The Hc Are High At 15 Mph And 25 Mph The Hc Levels Are 145 At 15 Mph And 68 At 25 Mph. All Of The...

Failed The 15 Mph Hc(ppm): Rpms=1630 Co2%=14.10 O2%=0.55 Hc(ppm)=156 Avg. Is 31 Max. Is 142 After Failing I Purchased New Plugs...

Other Category Problem 1994 Toyota Camry 32000 Miles 94 Toyota Fails Emissions For Nox It Was 2100 When It Should Be Below 1006....

My Car Failed Smog There Was A Code P 0171 That Came Up I Have Changed The Spark Plugs The Wires The Valve Cover Gasket And O2 Sensor But...

My 96 Corolla Failed For 15 Mph Test; Hc Max Is 64 And Measure Is 69. Other Readings Are Fine. 15 Mph Hc (max-64, Ave-9, Meas-69) Co...