Nissan Altima 2007-2012 Service Manual: Reverse idler shaft and gear

Exploded View

Refer to TM-28, "Exploded View".

Disassembly

1. Remove reverse idler gear (Rear), reverse coupling sleeve, and reverse insert spring simultaneously.

2. Remove reverse idler gear needle bearing.

3. Remove thrust needle bearing.

4. Remove reverse baulk ring.

5. Remove reverse idler gear (Front).

6. Remove reverse idler gear needle bearing.

7. Remove thrust needle bearing.

8. Remove retaining pin from reverse idler shaft.

Assembly

Assembly is in the reverse order of disassembly.

CAUTION: • Be careful with orientation of reverse insert spring.

• Do not reuse retaining pin.

Inspection

REVERSE IDLER SHAFT AND GEAR

Check items below. If necessary, replace them with new ones.

• Damage, peeling, dent, uneven wear, bending, and other nonstandard conditions of the shaft.

• Excessive wear, damage, peeling, and other non-standard conditions of the gears.

SYNCHRONIZER

Synchronizer Hub and Coupling Sleeve

Check items below. If necessary, replace them with new ones.

• Damage and unusual wear on contact surfaces of coupling sleeve, synchronizer hub of reverse idler gear (Rear), and insert spring.

• Coupling sleeve and synchronizer hub of reverse idler gear (Rear) must move smoothly.

Baulk Ring

Check items below. If necessary, replace them with new ones.

• If any crack, damage, or excessive wear is found on cam face of baulk ring or working face of insert, replace it.

Baulk Ring Clearance for Single Cone Synchronizer (Reverse)

• Push baulk ring on the cone and measure the clearance between baulk ring and cone. If the measurement is below limit, replace it with a new one.

BEARING

Check bearing for damage and rough rotation. If necessary, replace with new one.

    Mainshaft AND Gear
    Exploded View Refer to TM-28, "Exploded View". Disassembly 1. Before disassembling, measure the end play of 1st and 2nd main gears. End play standard value : Refer to TM-83, "End ...

    Final drive
    Exploded View Refer to TM-28, "Exploded View". Disassembly 1. Remove final gear mounting bolts and then separate the final gear from differential case. 2. Remove differential side ...

    Other materials:

    Clutch disc and clutch cover
    Exploded View 1. Flywheel 2. Clutch disc 3. Clutch cover 1. Flywheel 2. Clutch disc *1, *2 3. Clutch cover A. First step B. Final Step Apply lithium-based grease including molybdenum disulphide *1. Do not clean in solvent. *2. When installing, be careful that grease applied to in ...

    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. Secondary speed sensor 4. CVT unit harness connector 5. TCM 6. Battery 7. Shift position indicato ...

    Low tire pressure warning lamp does not turn on
    Low Tire Pressure Warning Lamp Does Not Come On When Ignition Switch Is Turned On DIAGNOSTIC PROCEDURE 1.SELF-DIAGNOSTIC RESULT CHECK Using CONSULT-III, check display contents of BCM in SELF-DIAGNOSIS. Is "CAN COMM CIRCUIT" displayed in the self-diagnosis display items? YES >> ...