The diagnostic socket is located on the driver's side in the footwell below the dashboard.
Idling speed with automatic gearbox
700–900 rpm700–900 rpm700–900 rpm
expand_moreIdling speed with manual gearbox
All other modifications
700–900 rpm700–900 rpm700–900 rpm
Minimum engine oil temperature at VET
176°F176°F80°C
expand_morePetrol exhaust gas values
expand_moreCO content at idling speed
All other modifications
0.5 %0.5 %0.5 %
expand_moreCO content at increased idling speed
All other modifications
0.2 %0.2 %0.2 %
Ignition time
-9°00'±5°00' - before TDC + after TDC
expand_moreIncreased idling speed
All other modifications
2500–3500 rpm2500–3500 rpm2500–3500 rpm
Lambda value
0.97–1.03 λ0.97–1.03 λ0.97–1.03 λ
To reduce environment impact and pass government inspections keep emission parameters at the level prescribed by Hyundai.
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1999 Hyundai Accent Hatchback user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and Hyundai warranty policy for your region. In some regions DIY service may invalidate your warranty.
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Hyundai Accent Hatchback service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 1999 Hyundai Accent Hatchback you're not only saving money, but also also improving your technical skills and learning something new.
1999 Hyundai Accent Hatchback generations
In 1999 Hyundai offered 2 generations of the Accent Hatchback. Emission may vary in different generations. Be sure that you are looking at the rigt modification.