
EM-50
ENGINE MECHANICAL
CYLINDER HEAD
AQ1478
9.
INSPECT VALVE STEMS AND GUIDE BUSHINGS
(a) Using a caliper gauge, measure the inside diameter of the
guide bushing.
Bushing inside diameter:
1 ZZ-FE 5.510 - 5.530 mm (0.21 69 - 0.2177 in.)
2ZZ-GE 5.500 - 5.518 mm (0.2165 - 0.2172 ln.)
{b) Using a micrometer, measure the diameter of the valve
stem.
Valve stem diameter:
1ZZ-FE
Intake 5.470- 5.485 mm (0.2154 - 0.2159 in.)
Exhaust 5.465 - 5.480 mm (0.2152 - 0.2157 in.)
2ZZ-GE
Intake 5.460 - 5.475 mm (0.21496 - 0.21555 in.)
Exhaust 5.445 - 5.470 mm (0.21 437 - 0.21535 in.)
{c) Subtract the valve stem diameter measurement from the
guide bushing inside diameter measurement.
Standard oil clearance:
1ZZ-FE
Intake 0.025 - 0.060 mm (0.0010 - 0.0024 ln.)
Exhaust 0.030 - 0.065 mm (0.001 2 - 0.0026 in.)
2ZZ-GE
Intake 0.025 - 0.058 mm (0.00098 - 0.00228 in.)
Exhaust 0.030 - 0.063 mm (0.0011 8 - 0.00248 in.)
Maximum oil clearance:
1ZZ-FE
Intake 0.08 mm (0.0031 in.)
Exhaust 0.10 mm (0.0039 1n.)
2ZZ-GE
0.10 mm (0.0039 in.)
If the clearance is greater than maximum, replace the valve and
guide bushing.
10. INSPECT VALVES
(a) Check the valve is ground to the correct valve face angle.
Valve face angle: 44.5·
(b) Check that the surface of the valve for wear.
If the valve face is worn, replace the valve.
Summary of Contents for Celica 2000
Page 1: ......
Page 16: ...EM 11 ENGINE MECHANICAL VALVf CLEARANCE p ...
Page 44: ...EM 39 ENGINEMECHANICAL CYLINDER HEAD 1ZZ FE Gaskett Crankshaft Pos l ion Se sor ...
Page 45: ...EM 40 ENGINEMECHANICAL CYLINDER HEAD 2ZZ GE D ring ...
Page 121: ... MEMO ...
Page 123: ......
Page 135: ... MEMO ...
Page 137: ......
Page 171: ...SF 34 COMPONENTS 1ZZ FE No 2WaterBy passPipe cs Y Non reusablepart SFI VSV lorEVAP llOT 16 ...
Page 206: ...HEATED OXY SFI COMPONENTS GEN SENSOR y HeatedOx Bank1 S ygenSensor ensor1 XYGEN SENSOR SF 69 ...
Page 208: ... SFI ENGINE CONTROL MODULE ECM ENGINE CONTROL MODULE ECM COMPONENTS y if SF 71 ...
Page 211: ... MEMO ...
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Page 239: ...co zs COOLING ELECTRIC COOLING FAN w AJC FanShroud No 1 FanMotor Fan No 1 FanMotor wlo AJC N ...
Page 246: ...LUBRICATION OILANDFILTER OILPUMP OILNOZZLE 2ZZ GE LU 1 LU 5 LU 14 I ...
Page 247: ...I ...
Page 265: ... MEMO ...
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Page 283: ...MEMO ...
Page 284: ...STARTING STARTINGSYSTEM STARTER STARTERRELAY ST 1 ST 2 ST 17 ...
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Page 304: ...CHARGING CHARGINGSYSTEM GENERATOR CH 1 CH 5 ...
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Page 579: ...SA 36 SUSPENSION AND AXLE FnONTSHOCK ABSORBER ...
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Page 681: ...BA 56 REAR SPEED SENSOR COMPONENTS BRAKE REAR SPEED SENSOR RearSpeedSensor ...
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Page 848: ... BODYELECTRICAL INTERIOR LIGHT SYSTEM LOCATION BE 27 INTERIOR LIGHT SYSTEM I13WJ ...
Page 861: ...BE 40 BODYELECTRICAL COMBINATION METER DoorCourtesySwitches FuelSenderGauge I I IIJW ...
Page 862: ...BE 41 BODY ELECTRICAL COMBINATION METER Connector A Connector 8 Iii Sx Q _ c N I l l 735 ...
Page 940: ...ANTENNA LOCATION p BE 119 BODYELECTRICAL ANTENNA AntennaAssembly L AudioAssembly ...
Page 949: ... MEMO ...
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Page 961: ...B0 10 FRONT DOOR COMPONENTS Front oOOf Belt Moulding BODY FRONl OOOf 1 ...
Page 993: ...80 42 ROOF SIDE MOULDING COMPONENTS p BODY ROOF IDEMOULDING RoofSideMoulding HI 500 ...
Page 997: ...B0 46 SIDE MUD GUARD COMPONENTS Side Mud Guard 9Ctips p BODY SIDE MUD GUARD ...
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Page 1130: ...AC 59 AIR CONDITIONING CONDENSER FAN Fan Shroud Fao Nut N ...
Page 1145: ... MEMO ...
Page 1146: ...10 1 ALPHABETICAL INDEX ...