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:

    Checking engine oil level
    QR25DE engine 1. Park the vehicle on a level surface and apply the parking brake. 2. Start the engine and let it idle until it reaches operating temperature. 3. Turn off the engine. Wait more than 10 minutes for the oil to drain back into the oil pan. 4. Remove the dipstick and wipe it cle ...

    Ecu diagnosis
    TCM Reference Value VALUES ON THE DIAGNOSIS TOOL * Means CVT fluid temperature. Actual oil temperature °C (°F) cannot be checked unless a numeric value is converted. Refer to TM-237, "ATFTEMP COUNT Conversion Table". TERMINAL LAYOUT PHYSICAL VALUES *1: A circuit t ...

    P0101 maf sensor
    Description The mass air flow sensor (1) is placed in the stream of intake air. It measures the intake flow rate by measuring a part of the entire intake flow. The mass air flow sensor controls the temperature of the hot wire to a certain amount. The heat generated by the hot wire is reduced as ...