Toyota Sienna Service Manual: Inspection

Toyota Sienna Service Manual / Differential / Rear differential carrier / Inspection

1. INSPECT RUNOUT OF DIFFERENTIAL RING GEAR

INSPECT RUNOUT OF DIFFERENTIAL RING GEAR

(a) Using a dial gauge , check the runout of the ring gear.

Maximum runout: 0.07 mm (0.0028 in.)

If the runout is greater than the maximum, replace the ring gear with a new one.

2. INSPECT DIFFERENTIAL RING GEAR BACKLASH

(a) Using a dial gauge, check the backlash of the ring gear.

INSPECT DIFFERENTIAL RING GEAR BACKLASH

Backlash: 0.13 to 0.18 mm (0.0051 to 0.0071 in.)

If the backlash is not within the specification, adjust the side bearing preload or repair as necessary.

3. INSPECT RUNOUT OF REAR DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY

INSPECT RUNOUT OF REAR DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY

(a) Using a dial gauge, measure the runout of the companion flange vertically and horizontally.

Maximum runout: 0.10 mm (0.0039 in.)

Disassembly

1. REMOVE REAR DIFFERENTIAL CARRIER COVER (a) Remove the 8 bolts from the carrier cover. (b) Using a brass bar and a hammer, separate the carrier cover from rear differential carrier assembly ...

Reassembly

1. INSTALL REAR DIFFERENTIAL PINION SHAFT (a) Install the 2 thrust washers to the 2 side gears. (b) Install the 2 side gears, 2 differential pinion gears, 2 differential pinion thrust washers ...

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