
1999 Toyota 4Runner SR5 3.4L Failed Smog Hi Co
Hello and thank in advance for helping. We have 1999 3.4 at cali 4runner, failed smog, high co 1.48, high hc 58ppm, nox good. the c0 creeps up as we run it on the dyno, starts at .2 or less then creeps up to 1.5. we cleaned a dirty maf and even tried a new one...
FIX posted 6/10/2015
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Message Closed w/FIX
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VIN | JT3HN86R5X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Failed Smog Hi Co |
Message Closed w/FIX
Vehicle Data
1999 Toyota 4Runner SR5
VIN | JT3HN86R5X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Failed Smog Hi Co |