Step 2: Add fluid through a funnel. You can add more by inserting a funnel into the tube the dipstick was withdrawn from and pouring a small amount of automatic transmission fluid into the pipe. Check the level each time you add a little until the level is right between the two lines.
Accordingly, do I have to have my car running to add transmission fluid?
Adding the Fluid. Keep your car's engine idle with the transmission in park and the parking brake activated. Your car's engine should be running when you add fluid to the transmission, but you want to have the transmission in park and the handbrake activated for safety reasons.
Can you put transmission fluid in your car?
On most cars, the car must idling in park with the parking brake on and the transmission hot. Wipe the dipstick on a clean rag or paper towel, reinsert it and pull it out again to check the transmission fluid level. The fluid level should be between two marks labeled either "Full" and "Add" or "Hot" and "Cold."
Can you check your transmission fluid cold?
If the transmission is hot, the fluid level should be in the "HOT" range on the dipstick. Similarly, if it is cold, the level should be in the "COOL" range. g. While checking the fluid level, also check the condition.