1987 TOYOTA CELICA Service Repair Manual

TURBOCHARGER SYSTEM -’ iurbqcharger
-. TC-8
COMPONENTS
No. 1 Turbo Water Hose
I,
No. 1 Turbo Water Pipe
I
No. 2 Turbocharger Stay -s&z .‘I,,


”
Turbo Heat insulator Turbine dutlet Elba
Turbocharger Stay
]kg-cm (ft-lb, N.rn)l : Specified torque
+ Non-reusable part

m-1 0 TURBOCHARGER SYSTEM .- Turbocharaer
. .
REMOVAL OF TURBOCHARGER
(See page TC-91..
1.
DISCONNECT CABLE FROM NEGATIVE TERMINAL
OF BATTERY
2. DRAIN COOLANT
1 3.
REMOVE NO.4 AIR CLEANER PIPE WITH NO.1 AND
NO.2 AIR CLEANER HOSES
4. REMOVE NO.7 AIR CLEANER HOSE WITH AIR
FLOW METER AND AIR CLEANER CAP
(a) Disconnect the three air hoses and PCV hose.
(b) Disconnect the air flow meter connector.
(cl Disconnect the PS idle up air hose.
I (d) Loosen the clamps and remove the bolt.
1 EM3528
5. (e) Remove the No.7 air cleaner hose with air flow mete#
and air cleaner cap. i.,%$
: ,::j
REMOVE TURBO HEAT INSULATOR
(a) Disconnect the oxygen sensor connector.
(b) Remove the three nuts, plate washer and turbo h’
insulator.

A 6.
7.
.._.. .-.. . .^.. ^. ~/.l..*l.- .,.I. >““..“I
REM6vE N0*1 A,R CLEANER P,PE Wi-~N”“:Vld;l^d-.~‘i
_.’
CLEANER HOSE ,.... ’
i . ‘.., -’ e
(a) Loosen the No.5 and No.6 air cleaner’hdse~,&$nps. i
(b) Remove the No.1 air cleaner pipe mounting bolt. :
(c) Remove the No.1 air cleaner. pipe’. with No.6 air
cleaner hose. :
. . ,_ :
. .
“;DiSCONNECT FRONT EXHAUST PIP’k
(a) Remove the three nuts.
..i, . -,,
:(b) Remove the front exhaust pipe clamp. _ “‘-- G
(c) disconnect the front exhaust pipe from the ex-haush
manifold.. -.
” !
I-‘~
(d) Remove the gasket. :,
,.I
.-
,..‘..
,..
I
. 9. REMO’VE‘TURBO OIL PIPE MOUNTING NUTS
.-. <;,:p
10. REMOVE TURBO OIL PIPE MOlJNJ..NG y,N!ON BOLT
?
EM3535 EM35361 . : ;.‘I... _., ._

I EM363
t 11 l REMOVE TURBOCHAFjGER STAY .
-6
12. REMOVE NO.2 TURBOCHARGER STAY
.-
13. DjSCONNECT NO.1 TURBO WATER HOSE FROM
WATER OUTliT HOUSING
14. DISCONNECT UNION PIPE
1
.Remove the union bolt and gaskets.
i
15; @EMOVE TURBOCHARGER
Remove t,h four nuts, turbocharger and gasket.
EM3665,
“.

iURBOGHA
-_
t/- \\ll\, LL
. ..-.. ., . . a.^” ,...
Remove the..two nuts, turbo d/l:‘pipe and
gasket.
1 ‘i
‘.
: .
:
_..r.
-,
_
:.
36; REMOVE TURBINE OUTLET ELBOVi’
Remove
the four nuts, turbine outlet elbow and gasket.
, ..
.’
. ..I
‘)
.,. ,. _.. . , ,.
,.,, = - ,- 5 I
c -_.. ” ,. “._ _^

tc-14 TURBOCHARGER SYSTEM -’ Turbocharger
INSPECTION OF TURBOCHARGER
INSPECT IMPELLER WHEEL ROTATION 1.
Grasp the edge of the turbine wheel and turn it. Check that
the impeller wheel turns smoothly.
If the impeller wheel does not turn or if it turns with a drag,
replace the turbocharger assembly. ,
2.
INSPECT AXIAL PLAY OF SHAFT BEARING
Insert a dial gauge into the intake side hole the turbine
wheel edge by and check the axial play.
Standard clearance: 0.13 mm (O.OOBl in.). or less
If not within specification, replace the turbocharger
assembly.
i.
v
EM32761
INSTALLATION OF TURBOCHARGER
(See page TC-9)
CAUTION: After replacing the turbocharger assemb-
ly, pour approx. 20 cc (1.2 cu in.) of new oil into the oil
inlet and turn the impeller wheel by hand to splash oil
on the bearing.
1. INSTALL TURBINE OUTLET ELBOW
install a new gasket and the turbine outlet elbow with the
four nuts.
Torque: 440 kg-cm (32 ft-lb, 43 N-m) i
2.
INSTALL TURBO OIL PIPE
Install a new gasket and the turbo oil pipe with the two
nuts.
Torque: 130 kg-cm (9 ft-lb, 13 N.m)

SYSTEM -
Turbocharger
TC-15
3.
INSTALL NO.l. TURBO WATER PIPE
Install a new gasket and the No.1 turbo water pipe with
the two nuts.
Torque: 75 kg-cm (65 in.-lb, .7.4 Nom)
4.
INSTALL TURBOCHARGER
(a) Face the new gasket so the protrusion is facing the
rear and install on the exhaust manifold.
(b) Place a new gasket on the oil return hole of the
cylinder block.
(c) Install the turbocharger through the turbocharger
stud bolts and turbo oil pipe stud bolts.
(d) Temporarily install the four nuts holding the exhaust
manifold and turbocharger.
(e) Temporarily install the turbo oil pipe flange nuts.
(f) %rk;;Trily install the union bolt with two new
(g) Torque the turbocharger mounting nuts.
. Torque: 450 kg-cm (33 f?-lb, 44 N-m)
(h) Torque the turbo oil pipe union bolt and flange nuts.
Torque:
Bolt 350 kg-cm (25 ft-lb, 34 N-m)
Nut 130 kg-cm (9 ft-lb, 13 N-m)

TURBOCHARGER SYSTEM - Turbocharaer
6. CONNECT UNION PIPE
Connect--the uriion pipe with the union bolt and new
gaskets.
’
6-i
6. CONNECT NO.1 TURBO WATER HOSE TO WATER
OUTLET HOUSING
7. INSTALL NO.2 TURBOCHARGER STAY
8. INSTALL TURBOCHARGER STAY
Torque:
To turbocharger
810 kg-cm (59 ft-lb, 70 N-m)
To engine mounting bracket
680 kg-cm (43 ft-lb, 68 N-m)
9. CONNECT FRONT EXHAUST PIPE
(a) Install a new gasket to the front exhaust pipe.
(b) Connect the front exhaust pipe to the exhaus
manifold with three new nuts.
Torque: 630 kg-cm (46 ft-lb, 62 Nem)