Q: Van running too rich

asked by on February 17, 2016

My van is running too rich and won't pass a smog check.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Green light doesn't come on when shifter is placed in drive
Each transmission range display has a separate bulb that lights up. The instrument cluster can be removed and the bulbs (https://www.yourmechanic.com/article/what-kind-of-bulbs-are-used-behind-the-dashboard) can be replaced individually. My recommendation would be to enlist the help of a mechanic, such as one from...
Is it mandatory to get the cvt fluid changed at 30,000 miles or 60,000 miles. I've had 2 different nissan mechanics tell me both.
I would recommend following your owners manual for the service interval. The fluid should be changed with Nissan CVT fluid only and you should have the filter and cooler flushed. If you need some assistance with this, contact a professional...
Air conditioning blockage pressure - 1988 Mercedes-Benz 300TE
Hey there. The condenser is blocked or the expansion valve is stuck causing the problem. Make sure when testing you have proper air flow across the condenser. If the fan clutch is not working good then the pressures will be...
Changed thermostat now have no heat 2000 Chevrolet Silverado 1500
Hi - you are on the right track, there is likely an air pocket in your heater, preventing the heater (https://www.yourmechanic.com/question/my-heater-is-not-working-by-brandon-a) from working properly. To bleed the heater core as well as the engine cooling system: fill engine with coolant,...
My car won't start
This may be related to many different possibilities, some of which may be related to a lack of spark and some of which may be related to a fuel delivery problem or a combination of both. For example, if the...
Car turns off while driving
You will need to have the engine ignition spark checked to see if there is spark when it stalls and will not start. The most common cause is oil leaking into the distributor and shorting out the igniter and coil...
Good evening I have a 2011 bmw 335d, I just got the oil changed and now my service engine light is on. The car runs and drives gre
There are hundreds of different diagnostic trouble codes than could potentially cause the check engine light (https://www.yourmechanic.com/article/what-does-the-check-engine-warning-light-mean-by-spencer-cates) to illuminate. Sometimes the issue is as simple as an EVAP system malfunction such as a loose or defective gas cap. If you...
2006 jetta 2.5 revs on its own in neutral or when clutch is in.
This problem of erratic and/or high speed is often referred to as "surging" or "hunting". The causes include vacuum leaks and EGR system faults, a faulty idle air control (IAC) valve or circuit, faults in the fuel pump control circuit,...

Related articles

Symptoms of a Bad or Failing EGR Pressure Feedback Sensor
Common signs include engine performance issues like rough idle and decrease in power, failing an emissions test, and the Check Engine Light coming on.
How to Purchase a Used Car With Cash
Buying Buying a used car requires time, effort and a bit of legwork (https://www.yourmechanic.com/article/what-steps-must-i-take-before-buying-a-used-car). First you must research the various vehicles available in your budget, read reviews, take test drives, find the exact car you want to buy, and then...
How to Get Smog Technician Certified in Virginia
Automotive technician jobs include smog certified emissions inspectors. In Virginia, you need to work at a certified repair facility.