When does Smog Check Come Out the tailpipe?
It does not test what is going on when the engine is cold, idling, decelerating, etc. Also, not all the smog a car makes comes out the tailpipe.
What’s the best way to do a smog check?
Basically, drive the car. There are specific driving conditions that must be met in order to run various tests, but most of them can be met in normal driving. One thing that helps is to cruise at a steady speed for several minutes, so a ten-mile freeway drive in light traffic is a good bet.
Can a DTC erase a smog check monitor?
If your car has recently been repaired for a problem that set a DTC (check engine on) and the technician cleared the DTC, he also erased the monitors. Also, if battery has been disconnected, replaced or needed a jump-start, the monitors may be erased.
Can a car pass with only one smog monitor?
Note that a car can pass with some incomplete monitors…a maximum of one on 1999 and earlier cars, and only one ( The Evaporative System monitor) on model year 2000 and later gasoline powered automobiles. All monitors must be complete on 1998-2006 diesel powered vehicles.
Is the Honda Civic ready for the smog test?
The entire process of self-testing various emission control systems is called a Drive Cycle. By following the Honda Civic drive cycle below you will be able to get the monitors to run, and if all tests pass, become ready for the smog test. Obey all traffic laws while performing drive cycles.
How to complete the Honda Civic emission monitor?
Honda Civic Drive Cycle to Complete Emission Monitors. If the fuse is ok. We recommend following the drive cycle below (maybe a few times over) 1. Start with making sure your Honda has 1/4 to 3/4 tank of gas. 2. Park your Honda Civic for 9 hours (overnight). 3. Start and idle the engine with A/C off for 15 minutes. 4. Stop engine for 10 minutes.
How often should I change my Honda Civic engine?
1 Replace engine oil and oil filter every 3,750 miles (6,000 km) or 6 months 2 Check engine oil and coolant at each fuel stop 3 Inspect front and rear brakes every 7,5000 miles (12,000 km) or 6 months 4 Rotate tires every 7,500 miles (12,000 km) 5 Inspect Supplemental Restraint System 10 years after production
How many miles does a Honda Civic have?
2008 Honda Civic, around 15,700 miles. Car passed emissions tests but failed 3 of 5 OBD tests. A couple weeks ago, took my Honda Civic into a smog test center as was required by the upcoming registration renewal.
What happens when your car fails a smog test?
When your car gets a smog test, one portion of the test involves connecting the smog test machine to the car’s computer and checking if there are any DTC’s, and also checking to see if the monitors are ready. If they are not, the vehicle fails the test, because there may be problems in the system that can’t be reported by the computer.
It does not test what is going on when the engine is cold, idling, decelerating, etc. Also, not all the smog a car makes comes out the tailpipe.
When your car gets a smog test, one portion of the test involves connecting the smog test machine to the car’s computer and checking if there are any DTC’s, and also checking to see if the monitors are ready. If they are not, the vehicle fails the test, because there may be problems in the system that can’t be reported by the computer.
Note that a car can pass with some incomplete monitors…a maximum of one on 1999 and earlier cars, and only one ( The Evaporative System monitor) on model year 2000 and later gasoline powered automobiles. All monitors must be complete on 1998-2006 diesel powered vehicles.
Why is my smog check OBD 2 incomplete?
There are several reasons why the monitors may be incomplete. If your car has recently been repaired for a problem that set a DTC (check engine on) and the technician cleared the DTC, he also erased the monitors. Also, if battery has been disconnected, replaced or needed a jump-start, the monitors may be erased.