1NR-FE ENGINE MECHANICAL SERVICE DATA

Table 1. ENGINE

Ignition timing

Terminals TC and CG of DLC3 connected

8 to 12 degrees BTDC at idle

(Transmission in neutral or park)

Terminals TC and CG of DLC3 disconnected

-10 to 10 degrees BTDC at idle

(Transmission in neutral or park)

Engine idle speed

600 to 700 rpm

(Transmission in neutral or park)

Compression pressure

Standard pressure

1200 kPa (12.2 kgf/cm2, 174 psi)

Minimum pressure

900 kPa (9.1 kgf/cm2, 131 psi)

Difference between each cylinder

98 kPa (1.0 kgf/cm2, 14.2 psi) or less

Table 2. ENGINE UNIT

Chain sub-assembly

Elongation

Maximum

114.8 mm (4.519 in.)

Camshaft timing gear assembly

Diameter (with chain sub-assembly)

Minimum

96.8 mm (3.811 in.)

Camshaft timing exhaust gear assembly

Diameter (with chain sub-assembly)

Minimum

96.8 mm (3.811 in.)

Crankshaft

Diameter (with chain sub-assembly)

Minimum

51.1 mm (2.012 in.)

Timing chain tensioner arm

Wear

Maximum

1.0 mm (0.0394 in.)

Timing chain guide

Wear

Maximum

1.0 mm (0.0394 in.)

No. 2 chain vibration damper

Wear

Maximum

1.0 mm (0.0394 in.)

Camshaft

Circuit runout

Maximum

0.04 mm (0.00157 in.)

Cam lobe height

Standard

41.699 to 41.7989 mm (1.6417 to 1.6456 in.)

Maximum

41.549 mm (1.6358 in.)

Journal diameter

No. 1 journal

Standard

34.454 to 34.470 mm (1.3565 to 1.3571 in.)

Other journals

Standard

22.954 to 22.970 mm (0.9037 to 0.9043 in.)

No. 2 camshaft

Circuit runout

Maximum

0.04 mm (0.00157 in.)

Cam lobe height

Standard

41.000 to 41.100 mm (1.6142 to 1.6181 in.)

Maximum

40.85 mm (1.6083 in.)

Journal diameter

No. 1 journal

Standard

34.454 to 34.470 mm (1.3565 to 1.3571 in.)

Other journals

Standard

22.954 to 22.970 mm (0.9037 to 0.9043 in.)

Cylinder head set bolt

Length

Standard

125.3 to 126.7 mm (4.9331 to 4.9882 in.)

Maximum

128.2 mm (5.047 in.)

Exhaust manifold converter sub-assembly

Warpage

Maximum

1.2 mm (0.0472 in.)

Ring pin for camshaft housing sub-assembly

Protrusion height

Standard

2.7 to 3.3 mm (0.106 to 0.130 in.)

Straight pin for Oil pan sub-assembly

Protrusion height

Standard

5.0 to 7.0 mm (0.197 to 0.276 in.)

Table 3. CYLINDER HEAD

Cylinder head sub-assembly

Warpage

Cylinder block side

Maximum

0.05 mm (0.00197 in.)

Intake manifold side

Maximum

0.10 mm (0.00394 in.)

Exhaust manifold side

Maximum

0.10 mm (0.00394 in.)

Camshaft

Thrust clearance

Intake

Standard

0.06 to 0.2 mm (0.00236 to 0.00787 in.)

Maximum

0.215 mm (0.00846 in.)

Exhaust

Standard

0.06 to 0.2 mm (0.00236 to 0.00787 in.)

Maximum

0.215 mm (0.00846 in.)

Oil clearance

No. 1 journal

Standard

0.030 to 0.067 mm (0.00118 to 0.00264 in.)

Maximum

0.08 mm (0.00315 in.)

Other journals

Standard

0.030 to 0.067 mm (0.00118 to 0.00264 in.)

Maximum

0.08 mm (0.00315 in.)

Compression spring

Free length

Standard

57.49 mm (2.2634 in.)

deviation

Maximum

1.75 mm (0.0689 in.)

Angle

Maximum

Intake valve

Overall length

Standard

103.35 mm (4.0689 in.)

Minimum

102.85 mm (4.0492 in.)

Valve stem diameter

Standard

5.470to 5.485 mm (0.21535 to 0.21594 in.)

Margin thickness

Standard

1.0 mm (0.0394 in.)

Minimum

0.5 mm (0.0197 in.)

Valve seat width

Standard

1.0 to 1.4 mm (0.0394 to 0.0551 in.)

Exhaust valve

Overall length

Standard

104.5 mm (4.114 in.)

Minimum

104.0 mm (4.0945 in.)

Valve stem diameter

Standard

5.465 to 5.480 mm (0.21516 to 0.21575 in.)

Margin thickness

Standard

1.15 mm (0.0453 in.)

Minimum

0.65 mm (0.0256 in.)

Valve seat width

Standard

1.0 to 1.4 mm (0.0394 to 0.0551 in.)

Intake valve guide bush

Inside diameter

Standard

5.51 to 5.53 mm (0.2169 to 0.2177 in.)

Oil clearance

Standard

0.025 to 0.060 mm (0.000984 to 0.000236 in.)

Maximum

0.080 mm (0.00315 in.)

Protrusion height

Standard

9.6 to 10.0 mm (0.378 to 0.394 in.)

Bore diameter

Use STD

10.285 to 10.306 mm (0.40492 to 0.40575 in.)

Use O/S 0.05

10.335 to 10.356 mm (0.40689 to 0.40772 in.)

Exhaust valve guide bush

Inside diameter

Standard

5.51 to 5.53 mm (0.2169 to 0.2177 in.)

Oil clearance

Standard

0.030 to 0.065 mm (0.00118 to 0.00256 in.)

Maximum

0.085 mm (0.00335 in.)

Protrusion height

Standard

9.6 to 10.0 mm (0.378 to 0.394 in.)

Bush bore diameter

Use STD

10.285 to 10.306 mm (0.40492 to 0.40575 in.)

Use O/S 0.05

10.335 to 10.356 mm (0.40689 to 0.40772 in.)

Ring pin for Cylinder head sub-assembly

Protrusion height

Pin A

6.0 to 8.0 mm (0.236 to 0.315 in.)

Pin B

4.0 to 6.0 mm (0.157 to 0.236 in.)

Spark plug tube

Protrusion height

Standard

88.7 to 90.2 mm (3.492 to 3.551 in.)

Table 4. CYLINDER BLOCK

Connecting rod thrust clearance

Standard

0.1 to 0.5 mm (0.00394 to 0.0197 in.)

Maximum

0.5 mm (0.0197 in.)

Connecting rod oil clearance

Crankshaft side

Standard

0.020 to 0.052 mm (0.000787 to 0.002047 in.)

Maximum

0.055 mm (0.00217 in.)

Connecting rod bearing thickness

Mark 1

1.492 to 1.495 mm (0.0587 to 0.05886 in.)

Mark 2

1.496 to 1.498 mm (0.05890 to 0.05898 in.)

Mark 3

1.499 to 1.501 mm (0.05902 to 0.0591 in.)

Connecting rod bearing dimension

2.2 to 2.6 mm (0.0866 to 0.102 in.)

Connecting rod large end bore diameter

Mark 1

45.000 to 45.008 mm (1.77165 to 1.77197 in.)

Mark 2

45.009 to 45.016 mm (1.77200 to 1.77228 in.)

Mark 3

45.017 to 45.024 mm (1.77232 to 1.77259 in.)

Crankshaft pin diameter

Mark 1

41.992 to 42.000 mm (1.6532 to 1.6535 in.)

Mark 2

41.992 to 42.000 mm (1.6532 to 1.6535 in.)

Mark 3

41.992 to 42.000 mm (1.6532 to 1.6535 in.)

Connecting rod bolt diameter

Standard

6.6 to 6.7 mm (0.2598 to 0.2638 in.)

Minimum

6.4 mm (0.2520 in.)

Cylinder block warpage

Maximum

0.05 mm (0.00197 in.)

Cylinder bore diameter

Standard

72.500 to 72.513 mm (2.8543 to 2.8548 in.)

Maximum

72.63 mm (2.8594 in.)

Ring pin for cylinder block

Protrusion Height

6.0 to 7.0 mm (0.236 to 0276 in.)

Straight pin for cylinder block

Protrusion Height

Pin A

5.5 to 6.5 mm (0.217 to 0.256 in.)

Pin B

11.5 to 12.5 mm (0.453 to 0.492 in.)

Piston diameter

Standard

72.445 to 72.465 mm (2.8522 to 2.8529 in.)

Piston oil clearance

Standard

0.035 to 0.068 mm (0.00138 to 0.00268 in.)

Maximum

0.108 mm (0.00425 in.)

Piston ring groove clearance

No. 1 Compression Ring

Standard

0.02 to 0.07 mm (0.000787 to 0.00276 in.)

No. 2 Compression Ring

0.02 to 0.06 mm (0.000787 to 0.00236 in.)

Oil Ring

0.07 to 0.15 mm (0.00276 to 0.00591 in.)

Piston ring end gap

No. 1 Compression Ring

Standard

0.18 to 0.25 mm (0.00709 to 0.00984 in.)

Maximum

0.45 mm (0.0177 in.)

No. 2 Compression Ring

Standard

0.30 to 0.45 mm (0.0118 to 0.0177 in.)

Maximum

0.65 mm (0.0256 in.)

Oil Ring (Side Rail)

Standard

0.10 to 0.40 mm (0.00394 to 0.0157 in.)

Maximum

0.55 mm (0.0217 in.)

Crankshaft thrust clearance

Standard

0.04 to 0.24 mm (0.00157 to 0.00945 in.)

Maximum

0.28 mm (0.0110 in.)

Upper crankshaft thrust washer thickness

Standard

1.93 to 1.98 mm (0.0760 to 0.0780 in.)

Cylinder block journal bore diameter

Mark 0

52.000 to 52.002 mm (2.04724 to 2.04732 in.)

Mark 1

52.003 to 52.004 mm (2.04736 to 2.04740 in.)

Mark 2

52.005 to 52.006 mm (2.04744 to 2.04748 in.)

Mark 3

52.007 to 52.009 mm (2.04752 to 2.04759 in.)

Mark 4

52.010 to 52.011 mm (2.04763 to 2.04767 in.)

Mark 5

52.012 to 52.013 mm (2.04771 to 2.04775 in.)

Mark 6

52.014 to 52.016 mm (2.04779 to 2.04787 in.)

Crankshaft main journal diameter

Standard

47.988 to 48.000 mm (1.88929 to 1.88976 in.)

Crankshaft taper and out-of-round

Maximum

0.003 mm (0.000118 in.)

Crankshaft journal diameter

Mark 0

47.999 to 48.000 mm (1.88972 to 1.88976 in.)

Mark 1

47.997 to 47.998 mm (1.88964 to 1.88968 in.)

Mark 2

47.995 to 47.996 mm (1.88956 to 1.88960 in.)

Mark 3

47.993 to 47.994 mm (1.88948 to 1.88952 in.)

Mark 4

47.991 to 47.992 mm (1.88941 to 1.88945 in.)

Mark 5

47.988 to 47.990 mm (1.88929 to 1.88937 in.)

Crankshaft bearing center wall thickness

Mark 2

1.994 to 1.997 mm (0.07850 to 0.07862 in.)

Mark 3

1.998 to 2.000 mm (0.07866 to 0.07874 in.)

Mark 4

2.001 to 2.003 mm (0.07878 to 0.07886 in.)

Mark 5

2.004 to 2.006 mm (0.07890 to 0.07898 in.)

Crankshaft circle runout

Maximum

0.02 mm (0.000787 in.)

Crankshaft oil clearance

Standard

0.019 to 0.043 mm (0.000748 to 0.00169 in.)

Maximum

0.049 mm (0.00193 in.)

Crank pin diameter

Standard

41.992 to 42.000 mm (1.6532 to 1.6535 in.)

Crank pin taper and out-of-round

Maximum

0.003 mm (0.000118 in.)

Crankshaft bearing cap set bolt

Length

Standard

75.3 to 76.7 mm (2.965 to 3.020 in.)

Maximum

77.2 mm (3.039 in.)

Diameter

Standard

9.94 to 9.96 mm (0.3913 to 0.3921 in.)

Minimum

9.6 mm (0.378 in.)