Nissan Altima 2007-2012 Service Manual: Mechanical system
Cross-Sectional View
1. Converter housing
2. Oil pump
3. Forward clutch
4. Reverse brake
5. Planetary carrier
6. Primary pulley
7. Steel belt
8. Sun gear
9. Side cover
10. Internal gear
11. Secondary pulley
12. Final gear
13. Differential case
14. Idler gear
15. Reduction gear
16. Taper roller bearing
17. Output gear
18. Parking gear
19. Input shaft
20. Torque converter
System Diagram
System Description
Transmits the power from the engine to the drive wheel.
Component Parts Location - Coupe
1. Control device assembly (Manual mode select switch and manual mode position select switch)
2. Accelerator pedal position (APP) sensor
3. Secondary speed sensor
4. CVT unit harness connector
5. TCM
6. Battery
7. Shift position indicator Manual mode indicator
Component Parts Location - Sedan
1. Control device assembly (Manual mode select switch and manual mode position select switch)
2. Accelerator pedal position (APP) sensor
3. Secondary speed sensor
4. CVT unit harness connector
5. TCM
6. Battery
7. Shift position indicator Manual mode indicator
Component Description
CVT system
System Diagram
Component Parts Location - Coupe
1. Control device assembly (Manual
mode select switch and manual
mode position select switch)
2. Accelerator pedal position (APP)
sensor
3. S ...
Hydraulic control system
System Diagram
System Description
The hydraulic control mechanism consists of the oil pump directly driven by
the engine, the hydraulic control
valve that controls line pressure and transmissi ...
Other materials:
Interior light
1 The interior light can be turned ON regardless
of door position. The light will go off after
a period of time unless the ignition switch is
placed in the ON position when any door is
opened.
2 The interior lights can be set to operate
when the doors are opened. To turn off the
interi ...
Child safety rear door
Child safety locks help prevent the rear doors
from being opened accidentally, especially when
small children are in the vehicle.
The child safety lock levers are located on the
edge of the rear doors.
When the lever is in the unlock position 2 , the
door can be opened from the outside o ...
B2602 shift position
Description
BCM confirms the shift position with the following 2 signals.
• CVT selector lever
• Speed signal from meter
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2602 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
SEC-36, "DTC Lo ...