1995 TOYOTA SUPRA crankshaft

(b) Hold the tensioner with both hands and push the push rod
strongly against the floor or wall to check that it doesn't move.
If the push rod moves, replace the tensioner.
(c) Measure the protrusion of the push rod from the housing end.
Protrusion:
8.0±8.8 mm (0.315±0.346 in.)
If the protrusion is not as specified, replace the tensioner.
5. 2JZ±GTE M/T:
INSPECT DRIVE BELT TENSION DAMPER
Compress and extend the tension damper rod and check that
there is no abnormal resistance or unusual operation
sounds.
If there is any abnormality, replace the tension damper with
a new one.
NOTICE: When discarding the tension damper, use the follow-
ing procedure.
wFully extend the damper rod.
wUsing a drill, make a hole in the cylinder as shown to
release the gas inside.
CAUTION: The gas coming out is harmless, but be careful of
the chips which may fly up when drilling.
TIMING BELT INSTALLATION
1. INSTALL CRANKSHAFT TIMING PULLEY
(a) Align the pulley set key with the key groove of the pulley.
(b) Slide on the timing pulley facing the flange side inward.
± ENGINEENGINE MECHANICALEG±29

(c) 2JZ±GTE:
Install the timing belt plate with the bolt.
Torque: 7.8 NVm (80 kgfVcm, 69 in.Vlbf)
2. INSTALL IDLER PULLEY
(a) Apply adhesive to 2 or 3 threads of the pivot bolt.
Adhesive:
Part No. 08833±00080, THREE BOND 1344, LOCTITE
242 or equivalent
(b) Using a 10 mm hexagon wrench, install the plate washer and
pulley with the pivot bolt.
Torque: 34 NVm (350 kgfVcm, 25 ftVlbf)
(c) Check that the pulley bracket moves smoothly.
3. TEMPORARILY INSTALL TIMING BELT
NOTICE: The engine should be cold.
(a) Using the crankshaft pulley bolt, turn the crankshaft, and
align the timing marks on the crankshaft timing pulley and on
the oil pump body.
(b) Remove any oil or water on the crankshaft timing pulley and
idler pulley, and keep them clean.
(c) Install the timing belt on the crankshaft timing pulley and idler
pulley.
HINT (When re±using timing belt): Align the match marks of
the crankshaft timing pulley and timing belt, and install the
belt with the arrow pointing in the direction of engine revolu-
tion.
4. INSTALL TIMING BELT GUIDE
Install the guide, facing the cup side outward.
5. INSTALL NO.1 TIMING BELT COVER EG±30
± ENGINEENGINE MECHANICAL

6. 2JZ±GE:
INSTALL PS PUMP FRONT BRACKET
(a) Install the pump front bracket with the 2 bolts (A).
Torque: 58 NVm (590 kgfVcm, 43 ftVlbf)
(b) Install the plate washer and bolt (b) to the oil pump.
Torque: 52 NVm (530 kgfVcm, 38 ftVlbf)
7. INSTALL CRANKSHAFT PULLEY
(a) Align the pulley set key with the key groove of the pulley, and
slide on the pulley.
(b) Using SST, install the bolt.
SST 09213±70010, 09330±00021
Torque: 324 NVm (3,300 kgfVcm, 239 ftVlbf)
8. A/T:
CONNECT OIL COOLER TUBES
9. INSTALL CAMSHAFT TIMING PULLEYS
(a) Align the camshaft knock pin with the groove of the pulley,
and slide on the timing pulley.
(b) Temporarily install the timing pulley bolt.
(c) Using SST, tighten the pulley bolt.
SST 09960±10010 (09962±01000, 09963±01000)
Torque: 79 NVm (810 kgfVcm, 59 ftVlbf)
10. SET NO.1 CYLINDER TO TDC/COMPRESSION
(a) Turn the crankshaft pulley, and align its groove with timing
mark ºOº of the No.1 timing belt cover.
NOTICE: Always turn the crankshaft clockwise.
± ENGINEENGINE MECHANICALEG±31

(b) Using SST, align the timing marks of the camshaft timing
pulleys and No.4 timing belt cover.
SST 09960±10010 (09962±01000, 09963±01000)
11. INSTALL TIMING BELT
HINT (When re±using timing belt): Align the matchmarks of
the timing belt and camshaft timing pulleys.
(a) Remove any oil or water on the camshaft timing pulley, and
keep it clean.
(b) Install the timing belt, checking the tension between the
crankshaft timing pulley and exhaust camshaft timing pulley.
12. SET TIMING BELT TENSIONER
(a) Using a press, slowly press in the push rod using 981 ±9,807
N (100±1,000 kgf, 220±2,205 lbf) of force.
(b) Align the holes of the push rod and housing, pass a 1.5 mm
hexagon wrench through the holes to keep the push rod
retracted.
(c) Release the press.
(d) Install the dust boot onto the tensioner.
13. INSTALL TIMING BELT TENSIONER
(a) Temporarily install the tensioner with the 2 bolts.
(b) Alternately tighten the 2 bolts.
Torque: 26 NVm (270 kgfVcm, 20 ftVlbf)
EG±32± ENGINEENGINE MECHANICAL

(c) Remove the 1.5 mm hexagon wrench from the tensioner.
14. CHECK VALVE TIMING
(a) Slowly turn the crankshaft pulley 2 revolutions from TDC to
TDC.
NOTICE: Always turn the crankshaft clockwise.
(b) Check that each pulley aligns with the timing marks as shown
in the illustration.
If the marks do not align, remove the timing belt and reinstall
it.
15. INSTALL DRIVE BELT TENSIONER
Install the tensioner with the 3 bolts.
Torque: 21 NVm (210 kgfVcm, 15 ftVlbf)
NOTICE: Be careful not to drop the bolts inside the timing belt
cover.
16. INSTALL NO.2 TIMING BELT COVER
17. INSTALL NO.3 TIMING BELT COVER
18. INSTALL WATER PUMP PULLEY, FAN, FLUID COUPLING
ASSEMBLY AND DRIVE BELT
(See step 10 in water pump installation in Cooling Sys-
tem)
19. 2JZ±GTE M/T:
INSTALL DRIVE BELT TENSIONER DAMPER
Torque: 20 NVm (200 kgfVcm, 14 ftVlbf)
20. INSTALL RADIATOR ASSEMBLY
(See radiator installation in Cooling System)
21. ROAD TEST VEHICLE
Check for abnormal noise, shock, slippage, correct shift
points and smooth operation.
± ENGINEENGINE MECHANICALEG±33

4. 2JZ±GTE:
REMOVE ENGINE HANGERS AND GROUND STRAP
5. 2JZ±GTE:
REMOVE CAMSHAFT POSITION SENSORS
6. REMOVE EGR COOLER
7. REMOVE VALVE LIFTERS AND SHIMS
HINT: Store the valve lifters and shims in correct order.
8. REMOVE VALVES
(a) Using SST, compress the valve spring and remove the 2
keepers.
SST 09202±70010
(b) Remove the spring retainer, valve spring, valve and spring
seat.
HINT: Store the valves, valve springs, spring seats and spring
retainers in correct order.
(c) Using needle±nose pliers, remove the oil seal.
CYLINDER HEAD COMPONENTS
INSPECTION AND REPAIR
1. CLEAN TOP SURFACES OF PISTONS AND CYLINDER
BLOCK
(a) Turn the crankshaft, and bring each piston to top dead center
(TDC). Using a gasket scraper, remove all the carbon from
the piston top surface. EG±50
± ENGINEENGINE MECHANICAL

6. 2JZ±GTE M/T:
REMOVE CLUTCH COVER SET BOLTS
(a) Remove the 2 bolts and service hole cover.
(b) Place the matchmarks on the flywheel and clutch cover.
(c) Remove the 6 bolts.
7. A/T:
REMOVE TORQUE CONVERTER CLUTCH MOUNTING
BOLTS
(a) Remove the hole plug.
(b) Turn the crankshaft to gain access to each bolt.
Remove the 6 bolts.
8. SEPARATE ENGINE AND TRANSMISSION
Remove the 6 bolts and transmission.
HINT: The º17º is 17 mm head bolt, and º14º is 14 mm head
bolt.
9. 2JZ±GE M/T:
REMOVE CLUTCH COVER AND DISC
(a) Place matchmarks on the flywheel and clutch cover.
(b) Loosen each bolt one turn at a time until spring tension is
released.
(c) Remove the bolts, and pull off the clutch cover with the clutch
disc.
NOTICE: Do not drop the clutch disc.
± ENGINEENGINE MECHANICALEG±95

13. REMOVE OIL PRESSURE SWITCH AND KNOCK
SENSORS
Using SST, remove the switch and sensors.
SST 09816±30010
14. 2JZ±GTE:
REMOVE UNION FOR OIL COOLER HOSE
15. REMOVE ENGINE COOLANT DRAIN PLUG
16. R E M O V E R H E N G I N E M O U N T I N G B R A C K E T A N D
INSULATOR ASSEMBLY
17. 2JZ±GTE:
REMOVE CRANKSHAFT POSITION SENSOR
18. REMOVE WATER PUMP
(See water pump removal in Cooling System)
19. REMOVE OIL PUMP
(See oil pump removal in Lubrication System)
CYLINDER BLOCK DISASSEMBLY
1. REMOVE REAR OIL SEAL RETAINER
(a) Remove the 6 bolts.
(b) Remove the oil seal retainer by prying the area between the
oil seal retainer and main bearing cap with a screwdriver.
2. CHECK CONNECTING ROD THRUST CLEARANCE
Using a dial indicator, measure the thrust clearance while
moving the connecting rods back and forth.
Standard thrust clearance:
0.250±0.402 mm (0.0098±0.0158 in.)
Maximum thrust clearance:
0.50 mm (0.0197 in.)
If the thrust clearance is greater than maximum, replace the
connecting rod assembly(s). If necessary, replace the crank-
shaft.
Connecting rod thickness:
25.898±25.950 mm (1.0196±1.0217 in.)
3. REMOVE CONNECTING ROD CAPS AND CHECK OIL
CLEARANCE
(a) Check the matchmarks on the connecting rod and cap to
ensure correct reassembly.
± ENGINEENGINE MECHANICALEG±99