Gm Evap Drive Cycle - How to Perform an OBD II Drive Cycle (OBDII Readiness ….

The first GM PassLock antitheft system was introduced in the mid-1990s. have did three no make that four gm trip cycles and close to 150 miles but not the evap only wont run. Correction Note: This condition may happen more than once during a drive cycle. My U480 OBDII Code Reader is now showing READY for all monitors, including: O2S-O2 Sensors Monitor EVAP-Evaporative System Monitor HO2-O2 Sensor Heater Monitor 2AIR-Secondary Air Monitor I guess I'll …. Dec 16, 2021 · Performing the drive cycle on your Chevy Silverado at least twice will ensure all monitors run, including. Going to try this out tonight and see if I can get the last 2 systems to show "completed. private owned houses for rent under $1000 can anybody shed some light on this for me? thanks in advance. OBD II Drive Cycle for 2008 Chevy Colorado. Sep 2, 2021 · General Motors (specific) OBD II Drive Cycle. If there’s a leak, the scanner will tell you by displaying a fault code. The vehicle must be driven until the “return to service bay” message is displayed. Chevy runs their EGR monitor during the deceleration portion of the drive cycle. A few starts later with a properly functioning EVAP system, and that'll set, too. This reference provides both a summary of pass/fail standards for the On Board Diagnostic (OBD) test portion of a Smog Check inspection and instructions for inspecting vehicles with known OBD test difficulties. The GMC Envoy drive cycle below will complete or make ready your SUV's emission monitors, including the EVAP monitor, Oxygen Sensor monitor, EGR monitor, Secondary …. If you know what you are doing and how to drive the vehicle you can complete the vehicles drive cycle in usually 20 or so miles. It had set codes p0113 (IAT), p0113 pending, and p0135 (O2 sensor heater). During the EVAP portion of the drive cycle, drive in a smooth fashion to minimize "fuel slosh". The drive cycle is a set of conditions that the vehicle needs to go through in order to complete the self-diagnostic tests for the Evap System Monitor. This process is as a generic OBD II Drive Cycle Guide: Step 1: Ensure there is no check engine light currently on (look at your dashboard). The correct drive cycle for your car can vary greatly depending on the car model and manufacturer. General Motors transmissions can be identified by casting numbers, manufacturing codes, and the shape and number of bolts on the transmission pan. Release the gas pedal, and slowly brake to 0MPH. Failure to complete a full drive cycle after. stufferdp Thread starter Rollybear1; Start date Feb 12, 2022; Messages 21 Reaction score 24 Location LAYTON. General Motors (GM) OBD-II Driving Cycle. Idle vehicle 5 minutes (achieve closed loop) 2. The ready codes can be read by a service center. If any of the (8) monitors have a status of "Incomplete" that means you have not yet completed a. Army Contracting Command–Detroit Arsenal announced today that GM Defense LLC, a subsidiary of G WASHINGTON, June 27, 2020 /PRN. i used advise of good mechanic plus honda spec. Ensure your fuel tank level is between 30% to 85% full. The vehicle should be operated moderately until this temperature is reached. Include 5 different constant cruise speeds, ranging from 40 to 72 km/h (25 to 45 mph) over a 10 minute period. Front-wheel drive transmissions that are used in GM vehicles may weigh 187 to 293 pounds, depending on the type of car. I did the drive cycle this morning, starting with three sensors not ready (O2, O2H, and evap). Guys, I failed inspection due to two emission monitors being "not ready. Fuel System/Evap System ReadinessSOLVED!!! I'm running a Stage 1 e-tune, but I can't get my fuel system or evap system monitors to reach readiness. At a certain degree of failed attempts, you get an incomplete fail. 1) Without depressing the accelerator pedal, start the engine and idle for 20 seconds. General Motors has developed a self-driving car called the Cruise AV that has no steering wheel or pedals. Some of these generic drive cycles are identical to the drive cycle included for GM vehicles (Chevy, Buick, Cadillac, GMC, Pontiac, Oldsmobile), which is included below. Below is the exact drive cycle to perform. 02” in diameter or a large leak ( P0455 ), larger than. The following is a description of the Hyundai Elantra Drive Cycle. Drive at 25 mph and drive for 15 minutes at speeds between 15-35 mph. Start the engine and allow it to idle for 2 minutes or more. This cycle can be done in under fifteen minutes. On most vehicles the EVAP readiness tests won't run until the fuel level is between 3/4 and 1/4 full. It is rare, but it does in fact happen. 'Just drive it a while' said the friendly Smog Tech - the one who looked in the rear trunk to do the engine inspection ! Last time it took 1500. Learn how to complete a drive cycle and pass inspection after turning off your check engine light with this easy tutorial. Weak Vacuum Test and Large Leak Test: P0440 A large leak, above. The following is the recommended driving cycle for General Motors. How do you complete a drive cycle for emissions? Welcome to Mercie J auto care, where compassion and craftsmanship come together. Pre-Conditioning Requirements: – MIL must be off. P1000 is a manufacturer specific trouble code. Drive your Toyota 4 Runner between 40 and 70 mph for at least 3 minutes. I have been having issues with a P0446 code and not sure if it is fixed. Use extra caution when completing the drive cycle on public roadways. In the morning, he followed the drive cycle procedure exactly. I have replaced the fuel cap, battery, fresh fuel multiple times, to no avail. is above 167 Degrees (F); Mass Air Flow sensor is indicating greater than 15 gm/s, engine load is below 63% and steady, engine speed is. Accelerate gradually (A/T in D with OD ON) to 56 mph. The engine coolant temperature can …. I'm getting a P0440 code which is either the gas cap, EVAP canister, purge solenoid or a vacuum leak at the motor. It actually gives you a min/max, but you can ignore that. homes trulia Ensure the fuel level in the fuel tank is between the ¼ and ¾ level. Jan 17, 2014 · Driving Procedure. GENERAL MOTORS OBD II "Drive Cycle" Most OBD II ("On-Board Diagnostics II") diagnostic monitors will run at some time during normal operation of the vehicle. Idle vehicle 4 minutes (achieve closed loop) 2. * Hold at a steady speed of 55 mph for three minutes. The "Late" Evap systems of the 2001-03 engines are done while driving. After a hard reset, some of the OBDII monitors are incomplete (EGR, EVAP, etc). The Chevy Blazer drive cycle above will "complete" or make "ready" your SUV's emission monitors, including the EVAP monitor, Oxygen Sensor monitor, and EGR monitor. Start it up again and return on the same limited access highway. Different brand vehicles require different drive criterea/cycles to reset each monitor. I googled Drive Cycles (Chrysler Drive Cycle - ODB2 Readiness Monitors - A Star Smog - Antioch Smog Check) and will be trying it soon. – Cold start (Note: cold start temperature is undefined) …. This schedule is best driven on a dyno if available, otherwise find the best road with least traffic. General Motors Driving Cycle A complete driving cycle should perform diagnostics on all …. Perform exactly as described and in order described: General Motors (specific) OBD II Drive Cycle. Evaporative Emission Control System is responsible for preventing gasoline vapors accumulated in a fuel tank from escaping into the atmosphere. disconnect the battery, with a cold engine, start the engine ,turn on everything in the car, the more power drain the better. 3L 4x4 Z71 All Terrain Borla Touring cat back exhaust - Bilstein 5100's front level - Zone AAL - 20" GM replica wheels - Amp Research power steps - Custom Lewtune - SpecD HD grille - Sprint Booster V3 - Sealight LED's - Everstart Platinum AGM - Arrow Mark 1 cap with custom power locking rear glass - 20% tint - Eonon Q80Pro 8" Android headunit - Power folding tow mirrors - Custom. The key condition I was missing was the fuel level. (e) If readiness status does not switch to complete, ensure preconditions are met, turn ignition off, and then repeat steps ”b” through ”d”. I then went and changed the parameters 2 different times to …. Need to smog an Audi? I going to show how to complete the Audi drive cycle from start to finish. Requests illumination of the MIL after one failed driving cycle. The Malfunction Indicator Lamp (MIL or "Check Engine" light) related …. bfb faces Drive cycles are required to run the OBD2 monitors and to test the Diesel Particulate system and the Selective Catalyst Reduction system: "The drive cycle requires that the vehicle has been driven for 12,070 km (7,500 mi) or that the EGT12 temperature has been greater than 550°C (1,022°F) for a minimum of 120 minutes for …. Any actual and serious chevy techs that can shine some light would be helpful. Unfortunately you'll have to get a hold of a dealer and find out what it is. The important thing is to make sure the check engine light is not coming back on. INSPECTION/MAINTENANCE ASE Master Technician GM certified. No check engine light yet but the previous owner said it occasionally would set one for EVAP small leak. It might take 2 to 3 days for that to clear it, but that will eventually clear the Evap. gardaworld baghdad These, however, are 10 general steps to performing a basic drive cycle: 1. Do not leave the key in prior to the cold start or the heated oxygen sensor diagnostic may not run. You may need to repeat steps 3-8 a few times if the battery was. Apply and hold brake pedal, and shift to Drive for automatic, or apply clutch pedal for manual and operate the vehicle within the following conditions for 2 minutes: • Depress the accelerator pedal until TP Sensor angle is more than 2 percent. Gmc canyon cat and evap not ready. (Obey all traffic laws while performing drive cycles. Otherwise you need to exercise each of the types of monitors. In order to be classified as a cold start …. Nov 1, 2019 · Start this drive cycle from an absolute cold engine that’s been sitting overnight or at least cold to the touch. Put the fuse back in, start the car, and let it idle for at least another 5 minutes. Wednesday, October 17th, 2012 AT 4:10 PM. Start the drive cycle from a cold start; preferably on a cold morning. kumon level k answers In order to get all your OBD2 monitors for your GM (Chevy, Buick, Cadillac, GMC, Pontiac, Oldsmobile) vehicle ready, …. Step 5: Decelerate — Gradually coast down to 20 mph without applying the brakes. Start and allow the engine to idle for 2 minutes. NOTE: Depending on engine temperature you may perform the testing starting with EVAP system (see step 7) or start with steps 1 through 4 or continue to. I need to find out the drive cycle for a 2004 SATURN VUE, 2. Intros; You must drive the car to set the readiness monitors. There are several "Monitors" that need to be set. This will perform the same diagnostics as in step 5. This IP address has been banned from the board. I figured the engine wasn't cold enough when I started the cycle so I left it 10 hours overnight and tried it again. Google GM OBD2 drive cycle for how to get everything to run. 2) drive till engine is fully warmed. Even for the fittest cyclists, planning and detailed. costumes near me now To perform an OBDII Driving cycle do the following: 1. That way, if my Catalyst and Evap Monitors register a positive result, I can head straight to NYS Inspection station for their blessing. (c) Stop vehicle and let engine idle for 3 – 5 minutes. The Hummer H3 comes standard with the Homelink system. GM CEO Mary Barra sees the automaker selling personal autonomous vehicles by the end of the decade by leveraging technology from its self-driving subsidiary Cruise, according to co. Hold a steady speed of 88km/hr (55mph) for 3 minutes. Second, avoid short trips as much as possible in the days leading up to the test. If it refuses to set after 3 times, it may be an issue with the computer. Coolant needs to be within 0 to 40C (0 to 104F) at start 2. One car I worked on had to be driven at 50 MPH with a steady throttle for 10 minutes. Drive long enough for sensors to be. dnd 5e pdf trove Keep in mind, the EVAP monitor is the hardest to set and may require that the drive cycle been done multiple times until set. A/C, radio, lighting, and defroster must be off. The most common is a damaged or missing gas cap. Turn rear defroster and A/C off, go on the highway and steadily accelerate until you reach 55 mph; then drive and maintain this speed for about 10 minutes. Driving your car at a given speed for a specific length of time will help get the monitor ready. Alongside the fuel filler neck there are 2 rubber hoses (in addition to the big fuel filler hose leading to the gas tank). wait 7 -10 seconds for onboard diagnostics to cycle and finish. My na LR3 is overdue for State Inspection (it's been in drydock for repairs). If you are having Drive Cycle problems and the first article did not solve the problem, hopefully this one can help! step one: double check vehicle preparation. Tags 2000, 98, chevorlet, chevy, cycle, drive, evap, forum, heater, issues, lumina, malibu, monitors, o2, problems, readiness, ready, rediness. I purchased a "slightly wrecked" Yukon XL 5. on the run 2 lyrics The recommended fuel level for this procedure is ½ of the fuel tank level. The time to complete 15 warm-up cycles and drive 200 miles is reasonable for vehicles to complete the self-diagnostic tests. Don't want to pull the evap vent solenoid, as the GM Engineers were clearly stoned the day they located that fucking valve and I don't have a 446 or 449 Drove the hell out of the truck yesterday to try and complete the evap drive cycle, no luck. During acceleration, the misfire, fuel system, and EVAP monitors run. Smoothly accelerate to a speed around 35MPH. Usually, OBD EVAP monitors run once every drive cycle when the fuel tank is between 15 and 85% full. BMW says I have to reach operating temperature and start from at least 40C below operating temperature …. I also read that the Evap will not go ready without the fuel tank being 25%-75% full. 8°C (40 to 100°F), and the altitude below 2,438 meters (8,000 feet). Completely release the accelerator pedals; for more that 10 seconds. I'm a tech at a dealership and there is a drive cycle you have to go through. You should not be able to blow/suck through the sampling hose. Drive vehicle steadily keeping the RPMs between 1700 - 2500 for 5 minutes. (A) Shift the select lever to “P” range or the shift lever to the neutral position, and let the engine idle for 10 seconds or more. Nate Davis 👉 Smog Instructor: 👈In class today I was showing the class how to perform a drive cycle on a failed smog inspection. This often occurs when the trouble codes have been reset, or the battery has been disconnected/replaced. A few notes: The EVAP monitor will not run if the fuel level is below 25% or above 75%, so its best to keep the tank around half. They replaced vent valve and solenoid. The PCM will command the check engine light to illuminate and store a DTC if the fault occurs during 2 drive cycles. Increase the engine speed to 2,000 rpm and hold until engine temperature gauge rises to 1/4 of the scale. Rear-wheel 4-speed and 5-speed transmissions weigh within th. These methods can also be used for drive cycles. Nice truck! Very happy with the purchase. Oct 29, 2018 · Catalyst & EVAP Monitor hell. Being catless, I expected that monitor to fail. Where are you located? Is the local requirement to have all ready? At least in Texas you can have one …. Bought a new gas cap, cleared the code and it came back. That is because it will have completed various drive cycles unknown to the driver. Keep driving for up to 4 minutes, then drive at 72–104 km/h for 10 minutes. At normal operating temp the system will close the valve and perform a leak test. The evap system literally never passes. If you clear the code without fixing the cause, it will return. The first step in the drive cycle is idle for 2. The following is a Cadillac Drive Cycle Pattern which should allow your vehicle to complete all its emission monitors. STEP 1: • Make sure check engine light is not on and that there are no stored trouble codes in the computer. The following drive cycle was found via an internet search:. Monitor Status; Check the Readiness Monitor status displayed on the tester. Need to get some steady throttle cruise time in over 45 mph. As a note, you won't be able to run a clean drive cycle if the vehicle is hotter than 122 °F (50 °C). 23 Corvette Coupe Z51, 18 Colorado ZR2, 05 Blazer ZR2. Mode $06 data are the results of the self tests that make up the monitors. It says you can do the entire drive cycle in under 15 minutes, but that takes some serious practice Tags 03, 1998, 95, blazer, chevy, cycle, . fuse box gl450 relay diagram An explanation of each step is provided below. Get up to 55 and coast down to 15, etc. 2025 GMC Yukon V8 teased ahead of Australian launch. (C) Drive for 20 seconds or more at 97 km/h (60 MPH) or more. advanblack powerbox Hello, So, the engine control module (ECM) wants to pass the readiness tests (self-testing) so it can set your monitors to ready and begin monitoring the emissions systems on your truck. Well, it is time to get my truck inspected and the Evap monitor and Catalyst monitor will not reset. If the catalyst is marginal or the battery has been disconnected, it may take 5 complete driving cycles to determine the state of the catalyst. Often, these drive cycles are specific to the make/model/year of the vehicle and can be found in the vehicle’s manual or obtained from your ERF or dealer. This system consists of a transmitter and a small control panel that you can program to your home's garage door. demolition derby west end fair Accelerate at part throttle to 89 km/h (55 mph) with this speed maintained for 8 minutes. airshow stuff Ensure your Jaguar's fuel filler cap (gas cap) is fully closed. Jan 29, 2021 · A quick tip for techs and anyone who has a scan tool with these capabilities. Make sure your fuel level is between 35% and 85%. If there is a leak in the lines between the gas tank and the engine, or if the lines …. But as you can see, it is very difficult to adhere to in traffic. It can take several cold soak drive cycles AND a tank of gas …. Need to complete inspection monitors for EVAP, EGR, CAT, o2, or Evap to pass emissions or smog test? This drive works for all GM General Motors vehicles lik. This can be a loose gas cap, corroded/leaking vent line (hard steel line or rubber hose), faulty/intermittent vent valve, fuel vapor pressure/vacuum sensor on the fuel tank. If you did nothing to fix the problem, most likely, the fault will return after awhile. - coolant and air temperature sensors within 11 degrees of one another. The testing / drive cycles required to exercise all of the I/M tests takes a significant amount of time to perform. artmore tile Accelerate at part-throttle to 38-65 mph and maintain that speed for 2 minutes. As a result, the catalytic converter will show ready. The Chevy Tracker drive cycle below will "complete" or make "ready" your truck's emission monitors, including the EVAP monitor, Oxygen Sensor monitor, EGR monitor, and Secondary Air Injection. The P0442 code is a diagnostic trouble code that your PCM logs when there is a fault in the EVAP system. 4) Smoothly accelerate to a speed between 30 and 40 mph. 5) Repeat steps 3 & 4 five (5) times. Start the engine and allow it to idle for 10 minutes or more. Chevy uses the GM (General Motors) drive cycle. Ensure your Mercedes has at least 1/4 to 3/4 tank of gas. OBD II Drive Cycle complete all readiness monitors for smog check. please use the cruise control to help you maintain speed and stay in the right lane for safety reasons. Hold it there for 10 minutes, or until the scanner shows that portion of the test is complete. 040" Monitor at cruise video; Drive Cycle EVAP 0. I researched and found the GM drive cycle, after doing the cycle every night after letting it sit all day I've come to the conclusion EVAP and Catalyst will never set to …. Chrysler: Sep 1: Start your car engine. Follow recommended drive cycle for specific model per Nissan TSB #NTB98-018G, June 7, 2013. You may notice a faint fuel odor, but the problem manifests itself differently in different vehicles. No CEL on from any other codes either. Car need to be driven more than 20 minutes. felicia rodriguez husband - Driving cycles highway and traffic. This is intended to be taken on by experienced bicycle tourers only as the logistics and terrain are both difficult at times. It looks for specific parameters to be met. After the EVAP monitor drive cycle completes, part the Yukon on an unlevel surface where the passenger side of the vehicle is even the slightest bit lower than the driver's side. If you feel you will be unable to complete. mobile homes for rent in hope indiana The computer won't run the monitor and doesn't have any logic built in to flag the bad shifter position switch. com/watch?v=TyacX6vQJ8E&list=UUSIdv7pEKV2jxJvI6YZB21A#P0420#PassEmission#EmissionTestIf this video in any way helped you sav. --What is a monitor?--Does complete mean good?--Why won’t they complete?--Forcing them to run and more!. It is recommended to perform vehicle drive. Generally speaking, the fuel …. NOTE: A detailed description of a Powertrain Control Module (PCM) Reset is found in this section, refer to the table of contents. I kinda remember reading somewhere that the EVAP test only runs when the fuel tank is between 1/4 and 3/4 . I've always had success by driving on the freeway at 60ish for a while with fuel level between 1/4 and 3/4, at least 10 minutes. You would need a GM Tech-2 to start the on-board EVAP diagnostics because most generic code readers won't have this feature. Evap monitor will only run when fuel level is 1/4 to 3/4 full. In order to be classified as a cold start the engine coolant temperature must be below 50°C (122°F) and within 6°C (11°F) of the ambient air temperature at startup. Stores a freeze frame DTC after one failed driving cycle. The "life-saving" devices in these Buick, Chevrolet, and GMC SUVs could prove fatal. I can't get my truck to pass inpection because evap is showing not ready. The best thing to do is, first drive of the day, head for the nearest interstate/limited access highway (with light traffic), drive at least 10 miles on there. I'm also in CT and just had to do this with a project vehicle. Feb 19, 2019 · Let the vehicle idle for a few minutes. Be sure to obey all traffic laws while performing drive cycles, most importantly perform the Chevy Blazer drive cycle at your own risk. The general guidance to just drive the car for 100 or 200 miles over X days might work and it might not. Accelerate back to 55 to 60 mph at ¾ throttle. the test will logged as "passed" and the PCM will not bother running the large-leak test during this drive cycle. Centerman66 Passed Driver's Ed. Turns on the MIL after two consecutive failed driving cycles. The purge valve is not very expensive ($35-$65 for …. I remember having a hard time getting that one completed after my evap canister went bad and had to replace it. The GMC Sierra drive cycle below will complete or make ready your truck's emission monitors, including the EVAP monitor, Oxygen Sensor monitor, EGR monitor, and Secondary Air Injection. If your climate is below this temperature at night, the evap monitor will not complete. Keep car between 1/3-3/4 tank, have ran the specific GM drive cycle at least 8 times from cold start as best as possible, will not set. Step 4: Steady State Cruise 3 Minutes — During this portion of the cycle, the O2S, AIR, EGR, EVAP, misfire, and fuel system monitors run. Advertisement Get ready for a self-driving c. Its a 98 Sierra K1500 with the 5. Your Focus's fuel tank level should be between 1/2 and 3/4 fill during the drive cycle in order to allow the EVAP monitor to run. Basically start the drive cycle after the car has sat for awhile and has cooled down to ambient temperature. The GM EVAP monitor procedure is a known trouble spot for all GM vehicles. Decelerate to 0 mph in 10 seconds. Clear all DTC's/ Perform a PCM Reset. EVAP Drive Cycles The following are sample drive cycles for the EVAP monitor: Ford: With fuel tank one half to three-quarters full, cruise at 45 to 65 mph for 10 minutes. It is on a GM But applies to many makes and models. Won't even fail and throw the check engine, just sits in limbo. Drive the vehicle during the warmest part of the day until it reaches operating temperature. Went to a different spot after a while, failed with same (edit: lack of) codes (Not Ready) and advice. In California: 2000 and newer gas vehicles must have ALL monitors in a ready state with the exception of the …. B) Altitude must be < 8000 feet or the EVAP monitor won't run. Start this drive cycle from an absolute cold engine that’s been sitting overnight or at least cold to the touch. Press the brakes, put into Drive, and accelerate to ~ 30MPH. Go here for GMs General Motors Driving Cycle You may well have fixed your problem but you can't prove it until the monitors show ready with no codes. I have personally seen cars go more that 200 miles of daily drive cycles before the system switched to "ready", but I have never seen or heard for one going 2,400 miles. Also do not exceed 3,000 rpm or 60 mph during any portion of the drive cycle. Ensure that the vehicle meets the conditions for a cold start listed above. Since you mention you've already driven an additional 400 miles after the first smog check inspection where your truck failed the smog test, we're going to recommend that you …. timer for 4 min Jeep, Chrysler, and Dodge Drive Cycle For all drive cycles, make sure the check engine light (MIL) is off. Vehicle must meet basic operating criteria and complete its manufacturer drive cycle for a particular monitor. 040” in diameter as opposed to a small leak ( P0456 ), less than. In two cases now, I have had rear O2 sensor …. ♦ If the EVAP I/M System Status indicator displays NO, perform the EVAP Service bay test if applicable. On some vehicles, the EVAP monitor won’t run unless the vehicle has not been run for eight hours. You should complete this drive cycle at least two consecutive times, allowing for a 5 minute break in-between with the ignition turned off. Deceleration During the cold start phase, the engine is started from a cold temperature and is allowed to idle for a brief period of time. temperature is less than 50°C/122°F. Smog laws where changed in 2013 to take advantage of the OBD2 system. This site includes a post with the specific drive cycle that resets the OBD-II monitors on several 2000-2002 Toyota vehicles. Let vehicle heat up to recommended operating temperature. Must start drive cycle from a cold motor, like sitting overnight. The vent valve, back under the fuel filler pipe, is normally open. Start vehicle to perform a "cold start". Sep 13, 2022 · Drive the vehicle during the warmest part of the day until it reaches operating temperature. Drive the vehicle within the following conditions for 10–30 minutes or until calibration is complete. What is unclear is how to prompt the SAI to operate during light load/cruise/2900 rpm - if that is even relevant ? Persistent "INC" problem for EVAP and Cat. Drive 5 min at steady speed between 30 and 60 mph. An empty gas tank or full gas tank will not allow the EVAP monitor to run. The exact drive cycle requirements vary depending on the model year of your vehicle, but generally involve driving at. It is throwing a P0446 code, and after going through forums and fixes online, it seems like my best bet is to start with blowing out/replacing the evap vent valve. 3-Observe the SECURITY telltale (this is the security light), after approximately 10 minutes the telltale will turn OFF. Reprinted on OBDII web site courtesy of General Motors Corporation. Well the Evap cleared about 350 miles but the Catalyst. Vehicle speed must be > 40 mph. GM has issued a 'drive cycle' that should better help to get the monitors set. Drive the vehicle at 43-56 mph or more for 3 to 5 minutes. For some vehicles that perform key-off testing, battery voltage is even more critical. If those other systems are working, go drive around normally and all but EVAP should set on the first drive. This reference replaces the “Smog Check OBDII Reference (Testability Issues) document that was formerly known as Appendix J. Turn on heater, headlights, and front/rear defroster to maximum settings. Then last Friday I searched a GM Cadillac website for their conditions assuming GM uses a similar ECM program for all their EVAP systems. EVAP monitor takes the longest to check itself and reset. Completing the drive cycle successfully without any issues in each system will update your readiness monitors to a status of complete. The requirements for running the EVAP monitor vary depending on the year, make and model of your vehicle. kalaveras in chino hills How To Perform a Honda Civic Drive Cycle. In this video, I show you how to prepare your car for a smog test via the drive cycle.