1999 Chevrolet K1500 "ppm emission test" Questions

...test HC ppm 559. standard is 220. man at inspection said was missing at high idle,what can cause that?? First either replace or clean the idle air control valve.You can clean it with a non-chlronated ...

...PPM) max 484 meas 134 Test 25 mph - RPM 1231 - %CO2 12.7 - %O2 0.1 - HC (PPM) max 34 meas 137 - CO (%) max 0.46 meas 3.76 - NO (PPM) max 711 meas 2 run the fault codes to find the faulty sensor ...

...emission test. cruise limit 160 HC (ppm) , Cruise Emissions 281 HC (ppm) FAILED. Idle limit 220 HC (ppm), Idle emissions 819 HC (ppm). Runs good , but has hesitation when first acceleration like worn ...

...EMISSION TEST FAILED 15MPH RPM 1862 / %CO2 MEAS 14.2 %O2 MEAS 0.0 / HC(PPM) MAX 61/ AVE 27 - MEAS 105 / CO(%)MAX 0.51/AVE 0.10 /MEAS0.91 / NO(PPM) MAX 490 / AVE. 165 / MEAS 292 RESULTS FAILED 25MPH ...

...260E has no EGR valve and CA emission test failed NOX. What's next? All other emission test measured average or better. NOX was 1139 ppm at 15 mph and 918 ppm at 25 mph. It does have an EGR ...

...test. FAILS NO ppm limit = 578, Reading = 2555 Passes HC ppm limit = 52, Reading = 17 Passes CO% limit = 0.29, Reading = 0.00 Passes curb idle HC ppm limit = 150, Reading = 13 Passes curb idle CO% ...

...PPM, then the vehicle will fail the emissions test and the vehicle must be serviced and made to meet the standard. it means that your car is feeling any missions could be something as simple as that ...

...Emission Test Results: 15mph - RPM = 1902 %CO2 = 14.3 %O2 = 0.6 HC (PPM) = 160 (max 66) CO (%) = 0.74 (max 0.57) NO (PPM) = 3198 (max 487) 25mph - RPM = 1685 %CO2 = 14.3 %O2 = 0.6 HC (PPM) = 174 (max ...

emission test failed HC (PPM) HC (PPM) MAX 64 Ave 28 MEAS 81 failed what is the issue i can be, only 2 things, or both. 1: engine running way too rich. 2: dead cat. (both happens, too) replace the cat

...the HC ppm reading for emissions change the oil just prior to test, run the engine at very high idle just prior to test to super heat Catalytic converter, this will lower reading as much as 100