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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. Chevy uses the GM (General Motors) drive cycle.Here's the drive cycle reset procedure: Inspection/Maintenance (I/M) System Set Procedure. 1. Ensure that the vehicle meets the conditions for a cold start listed above. ♦ If the EVAP I/M System Status indicator displays NO, perform the EVAP Service bay test if applicable. 2.This means the air injection part of the drive cycle is tested when the engine is first started. You may need a few more cold starts until the AIR injection monitor sets (show as READY or COMPLETE status). The important thing is to make sure the check engine light is not coming back on. As long as the light is not illuminated, that's a good sign.The drive cycle below will "complete" or make "ready" your vehicle's emission monitors, including the EVAP monitor, Oxygen Sensor monitor, air injection and EGR monitor.2. 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. 3.The Evaporative Monitor can only operate during the first 30 minutes of engine operation. During the EVAP portion of the drive cycle, drive in a smooth fashion to minimize "fuel slosh". Drive Cycle Preparation - 1.Pontiac Mechanic: Gary. with the engine off remove both battery cables off the battery.wait 5 minutes then touch the cables together for 1 minute making sure they are contacting each other good then hook them back up to the battery.drive it again for 60 to 80 miles if it still will not run a shop will need to reprogram the computer to force the ...The correct drive cycle for your car can vary greatly depending on the car model, engine and manufacturer. Also, the monitor in question affects the required drive cycle procedure. ... Gas (Catalyst-CAT, Heated Catalyst, Evaporative-EVAP, Secondary Air System, Oxygen-O2, Oxygen Sensor Heater, EGR (Exhaust Gas Recirculation) and/or VVT System ...Accelerate and drive for 1 min at steady speed above 50 mph. 3. Slow vehicle down to 20 mph. Do not use brake clutch, or shift gears. 4. Repeat steps two and three 5 times. GM and Chevy run their EGR monitor during the deceleration portion of the drive cycle. Evaporative Monitor (EVAP): Prerequisite: No trouble codes present, Fuel tank between ...Accelerate and drive for 1 min at steady speed above 50 mph. 3. Slow vehicle down to 20 mph. Do not use brake clutch, or shift gears. 4. Repeat steps two and three 5 times. GM and Chevy run their EGR monitor during the deceleration portion of the drive cycle. Evaporative Monitor (EVAP): Prerequisite: No trouble codes present, Fuel tank between ...Tried this drive cycle GM ODBII DRIVE CYCLE (please sticky) 4 times, still won't be able to get EVAP monitor ready, frustrated.GM/Chevy/Chevy run their EGR monitor during the deceleration portion of the drive cycle. Evaporative Monitor (EVAP): Prerequisite: No trouble codes present, Fuel tank between 1/4 and 3/4 full. 1. Drive 5 min at steady speed between 30 and 60 mph . 2. Stop vehicle and idle engine for 4 minutes. 3. Turn engine off. Remove ignition key.Perform acceleration steps only on highways. If you feel you will be unable to perform the drive cycle safely, seek assistance from a Chevy dealership or smog check test & repair center). COLD START: Begin from Cold Start, and ignition in OFF position for at least 1 hour. Ensure fuel tank is between 1/4 and 3/4 full.A drive cycle is a set of conditions under which a vehicle must be driven in order for the vehicle to complete its emissions self-checks. As a vehicle completes its drive cycle it gathers data from its sensors under different conditions, this data allows the engine control module to determine whether its emissions control systems are ...2004 Silverado. Chasing and fixing evap code gremlins. Decided to kill the CEL by setting evap parameters to not reported. CEL went away, but evap system would never report ready status, always incomplete. Truck runs fine, just needed to pass state inspection to get a sticker. I then went and changed the parameters 2 different times to get it to report, and or throw a code.Jun 8, 2019 · Usually, the evap system is operational when cruising on the highway at light throttle between 45 and 65 mph. Generally, the readiness test needs at least 10 minutes of steady operation in those conditions to count for a "drive cycle." You might need 2 to 3 "drive cycles" that include that 10 minutes of steady highway speed (sometimes after a "cold soak") to complete the readiness testing.So, since I replaced the EVAP Purge Valve and cleared the codes, I did FIVE full Drive Cycles according to the GM criteria posted here earlier and it did appear that all my monitors were ready.Gas tank between 1/4 and 3/4. Must start drive cycle from a cold motor, like sitting overnight. Need to get some steady throttle cruise time in over 45 mph. City driving will not be enough. No CEL on from any other codes either. EVAP monitor takes the longest to check itself and reset.Aug 10, 2021 · The evap system literally never passes. It is the single most difficult system to get to a ready status. It isn't a mile marker you need to hit either. It is a combination of MPH, distance and time I believe. I found a GM Tech explanation of how to get it to work and it was awful. 1999 Silverado 1500 LT LQ4.Most of the tests run in a few drive cycles after a battery disconnect or DTC code clear, but the Cat test can take a few more and the Evap test can seem to take forever. I've done the official GM drive cycle over and over with no success on that one.Okay. I thought the Evap System Monitor wouldn't run when the tank is over 80%. Chevy Mechanic: kalamykid. It works best if over 80%. The evap system pulls a vacuum on the tank, the more fuel there is the less time it takes to get a good vacuum. The more air there is in the tan, the less of a vacuum it can pull.GM and Chevy run their EGR monitor during the deceleration portion of the drive cycle. Evaporative Monitor (EVAP): Prerequisite: No trouble codes present, Fuel tank between 1/4 and 3/4 full. 1. Drive 5 min at steady speed between 30 and 60 mph . 2. Stop vehicle and idle engine for 4 minutes. 3. Turn engine off. Remove ignition key.Toyota/Lexus use a series of diferent drive traces for each system monitor.GM and Chevy run their EGR monitor during the deceleration portion of the drive cycle. Evaporative Monitor (EVAP): Prerequisite: No trouble codes present, Fuel tank between 1/4 and 3/4 full. 1. Drive 5 min at steady speed between 30 and 60 mph . 2. Stop vehicle and idle engine for 4 minutes. 3. Turn engine off. Remove ignition key.To complete a Ford drive cycle test, drive at 64 km/h until the engine temperature reaches 76.7° C. Keep driving for up to 4 minutes, then drive at 72–104 km/h for 10 minutes. After that, drive in stop-and-go traffic for 10 minutes. Then, considerably from a complete stop, accelerate to 72 km/h.Idle vehicle 5 minutes (achieve closed loop) 2. Accelerate and drive for 1 min at steady speed above 50 mph. 3. Slow vehicle down to 20 mph. Do not use brake clutch, or shift gears. 4. Repeat steps two and three 5 times. Pontiac vehicles run their EGR monitor during the deceleration portion of the drive cycle.I can get the 3 (2 O2s and Catalyst) to active easily within 15mins of driving from a cold start as the generic GM drive cycles show. The EVAP one seems to be damn near impossible. I got fed up and went to my emissions and turns out I passed. Why? Cause GA lets only 1 I/M indicator sit in the Not Ready. So for me I was good.The Chevy Sonic drive cycle below will complete or make ready your car's emission monitors, including the EVAP monitor, Oxygen Sensor monitor, EGR monitor, Secondary Air Injection, and Catalyst monitor. ... 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 ...Mar 19, 2007 · ewill3rd. GM drive cycles can be really hard to complete depending on how you drive. Clearing codes before you go in for emissions testing is a bad idea, you could be costing yourself a lot of time. Unless the MIL (or CEL according to some) is on, clearing the codes will do nothing but set you back.Toyota/Lexus use a series of diferent drive traces for each system monitor.A complete driving cycle can be done in under fifteen minutes. To perform an OBDII Driving cycle do the following: 1. Cold Start. 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.Here are the conditions that enable you to run a complete EVAP monitor drive cycle: An EVAP self-check may become inaccurate if your fuel level is extremely low. So, ensure your fuel tank is ¼ to ¾ full. Allow your vehicle to rest for up to eight hours without turning on the engine. The ambient temperature must fall between 30 and 95 degrees.GM and Chevy run their EGR monitor during the deceleration portion of the drive cycle. Evaporative Monitor (EVAP): Prerequisite: No trouble codes present, Fuel tank between 1/4 and 3/4 full. 1. Drive 5 min at steady speed between 30 and 60 mph . 2. Stop vehicle and idle engine for 4 minutes. 3. Turn engine off. Remove ignition key.Feb 28, 2010 · 7. 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. • MAF signal between 15-30 g/s. • RPM steady between 1200-2000 RPM.Overall it takes about an 45-60 min to do the Engine On, Drive, and Engine off EVAP Service Bay Test. I wish I knew about this iI spent dozens of hours researching and trying to drive the 17 step EVAP drive cycle many times requiring the overnight for cold start. Checked the Ready Monitors with my regular scanner and Im ready for inspection!Ensure your GMC Sierra's fuel tank is between 1/4 and 3/4 full. Engine coolant temperature must be below 122°F and within 11°F of the ambient air temperature. Do not leave the key on prior to the cold start or the heated oxygen sensor (O2) diagnostic may not run. B. Idle Time: Run engine (do not drive) for 2 1/2 minutes with the air ...GM Drive Cycle - EVAP and 2air aren't ready Oct 4, 2012 22:03:16 GMT -6 . Quote. Select Post; Deselect Post; Link to Post; Member. Give Gift; Back to Top; Post by littlemookie on Oct 4, 2012 22:03:16 GMT -6. Long time lurker, very infrequent poster. ...Completing the drive cycle successfully without any issues in each system will update your readiness monitors to a status of complete. For the average person it may take quite a bit longer for all the monitors to run. Possibly even multiple trips or multiple warm up cool down cycles. Now that Ive said all that.If you have performed the necessary driver cycles and have not lost battery voltage or reset the computer at any time then you either have a problem with the heater circuit of the sensor or the computer is failing. I usually test the heater circuit first as it will not set a code if it is working, but just not reaching the right temperature.GM stock is in the spotlight today as General Motors gets ready to unveil its Chevrolet Silverado E truck. Where is the automaker going next? Wedbush says the Silverado E is 'not y...OBD II Drive Cycle for 2008 Chevy Colorado. My 2008 Colorado had CEL on. Dealership said my EVAP system needed repairs. They replaced vent valve and solenoid. Obviously they cleared the computer because now I can’t get inspection because according to my code reader, The Evap, Secondary air and Catalyst monitors are incomplete.Idle vehicle 4 minutes (achieve closed loop) 2. Drive 3 min at steady speed above 50 mph. 3. Drive 2 min at steady 40 mph. 4. Drive 2 min at steady 50 mph. Following the Chevy Silverado drive cycle above should allow all emission monitors to complete. The drive cycle must be followed accurately.GM: The catalyst monitor runs after cruising at 55 mph for 5 minutes, but it make take up to five drive cycles at this speed before the monitor will run! Chrysler: The catalyst monitor will NOT run unless the Check Engine light is off, no fault codes are present, the fuel level is between 15 and 85 percent full, and the coolant temperature is ......