Should I drive my Honda in D3 or D4?
D3 is suitable for ascending or descending hills and is the best gear position for stop-and-go situations. D4 is more suitable for all conditions and has a higher speed than D3. The D3 may not be suitable for highway driving, but the D4 is suitable for both town and highway driving.
What does D4 and D3 and 2 mean on a Honda?
D4 is the normal automatic transmission mode and uses all the gears. D3 is very similar except it does not engage 4th gear, only gears 1–3 are used. 2 is 2nd gear and 2nd gear only, no 1st. Best used perhaps when the road is slippery or another similar situation when being locked in second gear would be beneficial.
Should I drive in D or D3?
D3 is generally used for city driving, while D2 or L is generally used for off-road driving or when you need to drive through a steep road.
What are the D1 D2 D3 D4 gears for in automatic car?
The D1, D2, D3 gears can be used in place of the brakes. On the occasions like you are experiencing a downhill or approaching red lights and you don't want to apply the brake, these D options are for you. So basically, this can come handy if you need to slow down the vehicle when your car suffers brake failure.