If the 1997 Nissan Altima with an automatic transmission is shifting gears too early, it could be that the shift solenoid for the transmission is faulty. Both the shift solenoid and the speed sensor on the transmission should be checked.
The speed sensor is in the engine compartment on a 1995 Nissan Sentra GXE automatic transmission. It is on the back of the transmission.
In the transmission.
under the hood
shift control solenoid.
You can use any kind of SAE certified automatic transmission fluid in your 1993 Nissan Pathfinder. You can check the automatic transmission fluid level with the transmission dipstick.
Location of solenoid
Valvoline MaxLife automatic transmission fluid is recommended for a 1994 Nissan Quest. The 1994 Nissan Quest has a 4-speed automatic transmission.
The 1997 Nissan Maxima. Reverse solenoid switch is located on the starter. The solenoid switch is attached to the side of the starter.
Nissan
The dipstick for the automatic transmission is located about a 6inches to a foot from the drivers side headlight and in front of the air intake hose. hope that helps
no