Why is the EVAP monitor not running on my Hyundai?
The engine coolant and intake air temperatures must be within a tight range to complete all of the OBD II monitors during the drive cycle. If the IAT input is not between 32 and 86 degrees F at the beginning of the drive cycle, the EVAP monitor will not run.
What happens when your car is not ready for an OBD test?
The status of the emission systems may also be reset by disconnecting the battery. After being reset, the emission systems on your vehicle will have a “not ready” status.
What should I do if my Hyundai is not in ready mode?
Decelerate to 0 mph without braking, then idle for 1-2 minutes. If you’re on an expressway, pull safely off the road during this segment. Accelerate to 55 mph, using 1⁄4 to 3⁄4 throttle, then hold a steady cruise for 10 to 20 minutes.
What should the IAT be in a Hyundai?
The Intake Air Temperature (IAT) should be between 14 and 122 degrees F. Barometric pressure should be equal to or greater than 75 kPa. The fuel tank should be between 25 and 75% full at the start of the test. During acceleration, keep throttle 1⁄4 to 1⁄2 open.
How often should you complete the Hyundai Elantra drive cycle?
The following is a description of the Hyundai Elantra Drive Cycle. You should complete this drive cycle at least two consecutive times, allowing for a 5 minute break in-between with the ignition turned off. Also ensure your Hyundai Elantra’s fuel tank is 1/4 to 3/4 full. An empty gas tank or full gas tank will not allow the EVAP monitor to run.
Why is my OBD not working on my Hyundai Elantra?
2003 Hyundai Elantra: off road for awhile..Took it for an inspection. I have a 2003 Hyundai Elantra GLS. It’s been off road for awhile and I had to recharge the battery. Took it for an inspection. Failed because the computer isn’t reading two of four OBDII lights. I’ve … read more
Can a Hyundai Elantra pass a smog check?
ECU was recently reset and all the emission monitors are cleared. I was told that it won’t pass the smog check if the monitors are not READY status. The following is a description of the Hyundai Elantra Drive Cycle.
Can a Hyundai Elantra run with a full gas tank?
Also ensure your Hyundai Elantra’s fuel tank is 1/4 to 3/4 full. An empty gas tank or full gas tank will not allow the EVAP monitor to run. • Make sure check engine light is not on and that there are no stored trouble codes in the computer. Use a scan tool to check for OBD II trouble codes.
What should I do if my Hyundai Sonata emission monitor is not ready?
If all other emissions systems are functioning properly, completing the drive cycle above should set or make ready (complete) your Hyundai Sonata’s emission monitors. If the emission monitors are still not complete then check for any trouble codes and whether the check engine light is on or not.
Is the heated 02 sensor and EVAP not ready?
Due for AZ emissions 2 days later. 02 Heat Sensor & Evap sensors showing Not Ready. Have driven car over 500 miles & had 3 emissions tests (they just told me to keep driving each time). No Check Engine lights. I have a code reader & no codes. Due to go back to emissions tomorrow. 02 & evap still showing not ready.
Why is my EVAP not working on my G8?
Do not leave the key on prior to the cold start or the heated oxygen sensor diagnostic may not run. Idle. The engine must be run for two and a half minutes with the air conditioner on and rear defroster on. The more electrical load you can apply the better.
How does the EVAP system work on a Hyundai Accent?
The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in order to be ignited in the normal combustion process. When there is a small leak in the Hyundai Accent’s EVAP system, it will throw the P0456 OBDII Code. If there is a large leak, it’ll throw P0455.
Why is there a small leak in my Hyundai Accent?
Certainly anytime the service engine soon light is on, it’s good to deal with it as soon as possible. While the trouble code may state that there is a “small leak” in the EVAP system of your Hyundai Accent, it is actually referring to the amount of pressure lost, and not the physical size of the leak.
Why did my Hyundai Accent not pass the smog test?
I have a 2001 Hyundai Accent. It has been rejected smog check 3 times because the OBD computer says the Catalyst and EVAP monitors are not completed. What is the drive cycle for my Hyundai Accent so that it may pass the smog test?
Can a Hyundai Sonata run an EVAP monitor?
Prior to beginning the drive cycle ensure your Sonata has at least 1/4 to 3/4 tank of gas. An empty or full gas tank will not allow the EVAP monitor to run. Also begin the drive cycle from a cold start; best achieved by leaving your vehicle sitting overnight.
The engine coolant and intake air temperatures must be within a tight range to complete all of the OBD II monitors during the drive cycle. If the IAT input is not between 32 and 86 degrees F at the beginning of the drive cycle, the EVAP monitor will not run.
The Intake Air Temperature (IAT) should be between 14 and 122 degrees F. Barometric pressure should be equal to or greater than 75 kPa. The fuel tank should be between 25 and 75% full at the start of the test. During acceleration, keep throttle 1⁄4 to 1⁄2 open.
What should fuel tank be at start of emissions test?
The fuel tank should be between 25 and 75% full at the start of the test. During acceleration, keep throttle 1⁄4 to 1⁄2 open. During deceleration, slow to less than 15 mph at an engine speed of less than 1000 rpm without touching the brake or clutch pedal. During cruise, maintain a steady engine speed between 1400 and 4000 rpm.