Nissan Altima 2007-2012 Service Manual: Removal and installation

TRANSAXLE ASSEMBLY

Exploded View

1. Rear gusset

2. Air breather hose

3. CVT fluid level gauge

4. CVT fluid charging pipe

5. O-ring

6. Copper washer

7. Fluid cooler tube

8. Transaxle assembly

A. Refer to TM-259, "Removal and Installation".

Removal and Installation

REMOVAL

1. Remove the engine and transaxle as an assembly. Refer to EM-72, "Removal and Installation".

NOTE: Using paint, put matching marks on the drive plate and torque converter when removing the torque converter to drive plate nuts.

2. Disconnect the electrical connectors from the following: • CVT unit harness connector. Refer to TM-234, "Removal and Installation Procedure for CVT Unit Connector".

• Secondary speed sensor

3. Remove the harness from the transaxle.

4. Remove the transaxle to engine and engine to transaxle bolts.

5. Remove the CVT fluid charging pipe.

6. Separate the transaxle from the engine.

7. If necessary, remove the following from the CVT: • Fluid cooler tube

• Air breather hose

• Brackets

INSTALLATION

Installation is in the reverse order of removal. CAUTION: • When replacing an engine or transaxle you must make sure any dowels are installed correctly during re-assembly • Improper alignment caused by missing dowels may cause vibration, oil leaks or breakage of drive train components.

• Do not reuse O-rings.

• When turning crankshaft, turn it clockwise as viewed from the front of the engine.

• When tightening the nuts for the torque converter while securing the crankshaft pulley bolt, be sure to confirm the tightening torque of the crankshaft pulley bolt. Refer to EM-52, "Removal and Installation".

• After converter is installed to drive plate, rotate crankshaft several turns to check that CVT rotates freely without binding.

• When installing the CVT to the engine, align the matching mark on the drive plate with the matching mark on the torque converter.

• When installing CVT assembly to the engine assembly, attach the bolts in accordance with the following standard.

• When installing the drive plate to torque converter nuts, tighten them temporarily. then tighten the nuts to the specified torque.

• After completing installation, check for fluid leakage, fluid level, and the positions of CVT. Refer to TM-240, "Inspection" and TM-253, "Inspection and Adjustment".

• When replacing the CVT assembly, erase EEP ROM in TCM.

Inspection

Installation and Inspection of Torque Converter

• After inserting the torque converter to the CVT, be sure to check distance “A” to ensure it is within specifications.

Distance “A” : 14.0 mm (0.55 in) or more

    Differential side oil seal
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