Should I drive on D4?
You really should only use D4. Unless you’re going down / up really steep hills, then shifting into a lower gear to help you slow down / go up might not be too bad. But for regular driving, shifting an automatic like a manual isn’t a good idea.
What does D4 mean on a car?
Drive
Drive (D4) — Use this position for your normal driving. The transmission automatically selects a suitable gear for your speed and acceleration. You may notice the transmission shifting up at higher speeds when the engine is cold. This helps the engine warm up faster.
What does D4 do?
Each of these gear selections is a type of limiter. If you go to D4 the car will only shift into the first four gears, 1–4. It will not shift into 5th or higher.
What’s the problem with Honda Accord D4 light?
The problem: The D4 light comes on (sometimes intermittently) and the car gets stuck in a higher gear than 1st. That is, it doesn’t shift through the gears, but remains in what seems to be 3rd. Manually putting the transmission into 1st works though.
What are the colors of the D4 light?
The wire colors are red and green/blue. Short the two pins of this plug with a short piece of wire or paper clip. Turn the key to the on position and the D4 will blink a code. One short blink = lock up clutch does not engage/disengage or unstable idle speed. Lockup control solenoid valve A Two short blinks = lockup clutch does not engage.
What does a blinking D4 transmission light mean?
keith July 6, 2016, 3:00am #2 A blinking D4 light is like a check engine light for the transmission. Regular code readers like the ones used by AutoZone will not read the transmission codes. You will need to take the vehicle to a dealer or a trusted transmission repair shop.
The problem: The D4 light comes on (sometimes intermittently) and the car gets stuck in a higher gear than 1st. That is, it doesn’t shift through the gears, but remains in what seems to be 3rd. Manually putting the transmission into 1st works though.
What are the trouble codes on a Honda Accord?
Honda Accord models may develop shifting issues with the automatic transmission accompanied by warning lights. Rough shifting may occur, and the “D4” light and check engine may begin to blink. The check engine light will also illuminate, and OBD trouble codes P0700, P0730, P0740, P0780, P1768 and/or P1768 will be stored in the computer.
The wire colors are red and green/blue. Short the two pins of this plug with a short piece of wire or paper clip. Turn the key to the on position and the D4 will blink a code. One short blink = lock up clutch does not engage/disengage or unstable idle speed. Lockup control solenoid valve A Two short blinks = lockup clutch does not engage.
When does the Honda Accord shift from first to second gear?
Transmission flares between 1st and 2nd. occasionally between 2nd and 3rd as well. The transmission in my 2000 Honda Accord EX-L V-6 slips when going from first to second gear and slightly from second to third, especially when cold. Sometimes it won’t shift at all and the ‘check engine’ light comes on and the D4 light starts blinking.