Nissan Altima (L32) 2007-2012 Service Manual ≻ Transaxle & transmission cvt: RE0F09B ≻ Function diagnosis ≻ Control system

Nissan Altima (L32) 2007-2012 Service Manual: Control system

System Diagram

System Description

The CVT senses vehicle operating conditions through various sensors. It always controls the optimum shift position and reduces shifting and lock-up shocks.

CONTROL SYSTEM OUTLINE

The function of the TCM is to: • Receive input signals sent from various switches and sensors.

• Determine required line pressure, shifting point, and lock-up operation.

• Send required output signals to the step motor and the respective solenoids.

INPUT/OUTPUT SIGNAL OF TCM

*1: Input by CAN communications.

*2: If these input and output signals are different, the TCM triggers the fail-safe function.

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

TRANSAXLE ASSEMBLY

EXCEPT TRANSAXLE ASSEMBLY

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 ...

Lock-up and select control system

System Diagram System Description • The torque converter clutch piston in the torque converter is engaged to eliminate torque converter slip to increase power transmission efficiency. • ...

Other materials:

Battery replacement
CAUTION Be careful not to allow children to swallow the battery or removed parts. NISSAN Intelligent Key Replace the battery in the Intelligent Key as follows: 1. Remove the mechanical key from the Intelligent Key. 2. Insert a small screwdriver A into the slit B of the corner and twist it to separ ...

Making a call
1. Press thebutton on the Launch Bar. The "Phone" screen will appear on the display. 2. Select one of the options to make a call. Phonebook To access the phonebook: 1. Press thebutton on the steering wheel or touch the "" key on the launch bar. 2. Touch the "Phonebook" key. 3. Choose the desir ...

NISSAN Intelligent Key System
WARNING Radio waves could adversely affect electric medical equipment. Those who use a pacemaker should contact the electric medical equipment manufacturer for the possible influences before use. The Intelligent Key transmits radio waves when the buttons are pressed. The FAA advises the ra ...