Toyota Tundra (2015 year). Manual — part 1330
(b) Uniformly loosen and remove the 20 bearing cap bolts in several
steps, in the sequence shown in the illustration.
(c) Using a screwdriver, slightly pry up the 5 main bearing caps.
HINT:
Tape the screwdriver tip before use.
Keep the lower bearing and crankshaft bearing cap together.
NOTICE:
backward, and remove the 5 main bearing caps and 2 lower thrust washers (No. 3 crankshaft bearing cap
only).
HINT:
Arrange the removed parts in the correct order.
(e) Remove the crankshaft.
9. REMOVE CRANKSHAFT BEARING
(a) Remove the crankshaft bearings from the bearing caps and cylinder block.
HINT:
Arrange the removed parts in the correct order.
10. REMOVE CRANKSHAFT THRUST WASHER SET
1UR-FE ENGINE MECHANICAL: CYLINDER BLOCK: DISASSE...
(a) Remove the thrust washer set from the cylinder block and No. 3
bearing cap.
11. REMOVE NO. 1 OIL NOZZLE SUB-ASSEMBLY
(a) Using a 5 mm hexagon wrench, remove the 4 bolts and 4 oil
nozzles.
12. REMOVE STUD BOLT
NOTICE:
If the stud bolt is deformed or its threads are damaged, replace it.
1UR-FE ENGINE MECHANICAL: CYLINDER BLOCK: DISASSE...
Last Modified: 9-16-2014
6.6 G
Doc ID: RM000002S5H03GX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: 1UR-FE ENGINE MECHANICAL: CYLINDER BLOCK: INSPECTION; 2015 MY Tundra [08/2014 - ]
INSPECTION
1. INSPECT CYLINDER BLOCK FOR WARPAGE
Maximum warpage:
0.07 mm (0.00276 in.)
If the warpage is more than the maximum, replace the cylinder block.
(b) Visually check the cylinder for vertical scratches. If deep
scratches are present, rebore all 8 cylinders. If necessary,
replace the cylinder block.
1UR-FE ENGINE MECHANICAL: CYLINDER BLOCK: INSPECTIO...
2. INSPECT CYLINDER BORE
(a) Using a cylinder gauge, measure the cylinder bore diameter at
positions A and B in the thrust and axial directions.
Reference value (new parts):
94.000 to 94.012 mm (3.700 to 3.701 in.)
Maximum diameter:
94.200 mm (3.709 in.)
If the diameter is more than the maximum, replace the cylinder
block.
3. INSPECT RING GROOVE CLEARANCE
(a) Using a feeler gauge, measure the clearance between a new
ITEM
SPECIFIED CONDITION
No. 1
0.020 to 0.070 mm (0.000787 to 0.00276 in.)
No. 2
0.020 to 0.060 mm (0.000787 to 0.00236 in.)
Oil
0.070 to 0.145 mm (0.00276 to 0.00571 in.)
If the clearance is not as specified, replace the piston.
4. INSPECT PISTON RING END GAP
(a) Insert the piston ring into the cylinder bore.
(b) Using a piston, push the piston ring a little beyond the bottom of
(c) Using a feeler gauge, measure the end gap.
1UR-FE ENGINE MECHANICAL: CYLINDER BLOCK: INSPECTIO...
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