sensor TOYOTA CAMRY V20 1986 Service Information

REMOVAL OF CYLINDER HEAD
(See page EM±48)
1. DISCONNECT CABLE FROM NEGATIVE TERMINAL
OF BATTERY
2. DRAIN ENGINE COOLANT (See page CO±4)
3. (A/T)
DISCONNECT THROTTLE CABLE AND BRACKET FROM
THROTTLE BODY
4. DISCONNECT ACCELERATOR CABLE AND BRACKET
FROM THROTTLE BODY AND AIR INTAKE CHAMBER
5. REMOVE CRUISE CONTROL ACTUATOR
(See step 9 on page EM±108)
6. REMOVE AIR CLEANER HOSE
7. REMOVE ALTERNATOR (See page CH±6)
8. REMOVE OIL PRESSURE SWITCH, ENGINE HANGERS
AND ALTERNATOR UPPER BRACKET
9. RAISE VEHICLE
NOTICE: Be sure the vehicle is securely supported.
10. REMOVE RH FRONT WHEEL
11. REMOVE ENGINE RH UNDER COVER
12. REMOVE SUSPENSION LOWER CROSSMEMBER
(See step 20 on page EM±109)
13. DISCONNECT FRONT EXHAUST PIPE FROM
CATALYTIC CONVERTER
(See step 25 on page EM±110)
14. REMOVE EXHAUST MANIFOLD AND CATALYTIC
CONVERTER ASSEMBLY
(a) Disconnect the oxygen sensor connector(s).
(b) Remove the six bolts and manifold upper heat insulator.
(c) Remove the two±bolts, two nuts and catalytic converter
stay.
± ENGINE MECHANICALCylinder Head (3S±FE)EM±49

17. REMOVE WATER OUTLET
(a) Disconnect the following connectors and hoses:
(1) Water temperature sender gauge connector
(2) Water temperature sensor connector
(3) Cold start injector time switch connector
(4) Radiator upper hose
(5) Water hoses
(6) Emission control vacuum hoses
(b) Remove the two bolts, water outlet and gasket.
18. REMOVE WATER BY±PASS PIPE
(a) Disconnect the water hoses.
(b) Remove the two bolts, two nuts, water by±pass pipe, gasket
and O±ring. 15. SEPARATE EXHAUST MANIFOLD AND CATALYTIC
CONVERTER
Remove the following parts:
(1) Five bolts
(2) Manifold lower heat insulator
(3) Eight bolts
(4) Two catalytic converter heat insulators
(5) Three bolts and two nuts
(6) Exhaust manifold
(7) Gasket
(8) Retainer
(9) Cushion
(10) Catalytic converter
16. REMOVE DISTRIBUTOR (Seepage IG±13) (d) Remove the six nuts, the exhaust manifold and catalytic
converter assembly.
± ENGINE MECHANICALCylinder Head (3S±FE)EM±50

17. INSTALL WATER OUTLET
(a) Install a new gasket and the water outlet with the two bolts.
Torque: 150 kg±cm (11 ft±lb, 15 N±m)
(b) Connect the following hoses and connectors:
(1) Radiator upper hose
(2) Water hose
(3) Emission control vacuum hoses
(4) Water temperature sender gauge connector
(5) Water temperature sensor connector
(6) Cold start injector time switch connector
18. INSTALL DISTRIBUTOR
(See steps 1 and 4 on page IG±16)
19. ASSEMBLE EXHAUST MANIFOLD AND CATALYTIC
CONVERTER
Assemble the following parts:
(1) Catalytic converter
(2) Cushion
(3) Retainer
(4) New gasket
(5) Exhaust manifold
(6) Three bolts and two nuts
Torque: 300 kg±cm (22 ft±Ib, 29 N±m)
(7) Two catalytic converter heat insulators
(8) Eight bolts
(9) Manifold lower heat insulator
(10) Five bolts15. INSTALL EGR VALVE AND MODULATOR
(a) Install the EGR modulator with the bolt.
(b) Install a new gasket and the EGR valve with the union nut
and two bolts.
Torque:
Union nut 600 kg±cm (43 ft±Ib, 59 N±m)
Bolt and nut 130 kg±cm (9 fit±Ib, 13 N±m)
(c) Install the vacuum hoses.
16. INSTALL WATER BY±PASS PIPE
(a) Install a new O±ring to the by±pass pipe.
(b) Apply a light of engine oil on the 0±ring.
(c) Install a new gasket and the by±pass pipe with the two nuts
and two bolts.
Torque(Nut): 95 kg±cm (82 in.±lb, 9.3 N±m)
(d) Connect the water hoses.
± ENGINE MECHANICALCylinder Head (3S±FE)EM±72

21. CONNECT FRONT EXHAUST PIPE TO CATALYTIC
CONVERTER
(See step 12 on page EM±136)
22. INSTALL SUSPENSION LOWER CROSSMEMBER
(See step 17 on page EM±136)
23. INSTALL ENGINE RH UNDER COVER
24. INSTALL RH FRONT WHEEL
25. LOWER VEHICLE(d) Install the manifold lower heat insulator with the six
bolts.
(e) Connect the oxygen sensor connector(s). (b) Install the exhaust manifold and catalytic converter as-
sembly with new six nuts.
Torque: 500 kg±cm (37 ft±Ib, 48 N±m)
20. INSTALL EXHAUST MANIFOLD AND CATALYTIC
CONVERTER ASSEMBLY
(a) Install a gasket.
(c) Install the catalytic converter stay with the two bolts and
two nuts.
± ENGINE MECHANICALCylinder Head (3S±FE)EM±73

21. REMOVE AIR INTAKE CHAMBER
(a) Disconnect the following hoses:
(1) PCV hose
(2) Vacuum sensing hose
(3) Fuel pressure control VSV
(4) (Calif. only)
EGR gas temperature sensor connector
(5) A/C control valve vacuum hose
(b) Remove the four bolts and two intake chamber stays.
(c) Remove the two bolts, two nuts, intake chamber and two
gaskets.
22. REMOVE DELIVERY PIPES AND INJECTORS
(See steps 15 to 19 on pages FI±95 and 96) 18. REMOVE EXHAUST CROSSOVER PIPE
Remove the six nuts, two bolts, crossover pipe and two gas-
kets.
19. DISCONNECT COLD START INJECTOR CONNECTOR
20. REMOVE COLD START INJECTOR TUBE
(See step 3 on page FI±81) 16. REMOVE VACUUM PIPE
(a) Disconnect the following hoses:
(1) Four± BVSV vacuum hoses
(2) Fuel pressure control VSV hose
(3) A/C control valve vacuum hose
(b) Remove the two bolts and vacuum pipe.
17. REMOVE DISTRIBUTOR (See page IG±18)
23. REMOVE WATER OUTLET
(a) Disconnect the following connector and hose:
(1) Water temperature sensor connector
(2) Radiator upper hose
(b) Remove the three nuts, water outlet and gasket.
± ENGINE MECHANICALCylinder Heads (2VZ±FE)EM±77

24. REMOVE WATER BY±PASS OUTLET
(a) Disconnect the following connectors and hose:
(1) Cold start injector time switch connector
(2) Water temperature sensor connector
(3) Heater water by±pass hose
(b) Remove the three nuts, water by±pass outlet and gasket.
(c) Remove the two bolts and crossover pipe heat insulator
from the water by±pass outlet.
25. REMOVE CYLINDER HEAD REAR PLATE
Remove the two bolts and rear plate.
27. REMOVE RH EXHAUST MANIFOLD
(a) Disconnect the oxygen sensor connector.
(b) Remove the three. nuts and outside heat insulator. 26. REMOVE INTAKE MANIFOLD
(a) Remove the two bolts and No.2 idler pulley bracket stay.
(b) Remove the eight bolts, four nuts, intake manifold and
two gaskets.
± ENGINE MECHANICALCylinder Heads (2VZ±FE)EM±78

13. INSTALL LH EXHAUST MANIFOLD
(a) Install a new gasket and the exhaust manifold with new six
nuts.
Torque: 400 kg±cm (29 ft±Ib, 39 N±m)
12. INSTALL INTAKE MANIFOLD
(a) Install two new gaskets and the intake manifold with the
eight bolts and four nuts.
Torque: 180 kg±cm (13 ft±Ib, 18 N±m)
(b) Install a new gasket and the exhaust manifold with new
six nuts.
Torque: 400 kg±cm (29 ft±Ib, 39 N±m)
(c) Install the outside heat insulator with the three nuts.
(d) Connect the oxygen sensor connector.
(b) Install the heat insulator with the two nuts.
± ENGINE MECHANICALCylinder Heads (2VZ±FE)EM±103

16. INSTALL WATER OUTLET
(a) Connect the following hose and connector:
(1) Radiator upper hose
(2)Water temperature sensor connector
(b) Install a new gasket and the water outlet with the three nuts.
Torque: 85 kg±cm (73 in.±Ib, 8.3 N±m)
17. INSTALL INJECTORS AND DELIVERY PIPES
(See steps 1 to 5 on pages FI±98 and 99) (b) Install a new gasket and the water by±pass outlet with
the three nuts.
Torque: 200 kg±cm (14 ft±tb, 20 N±m)
(c) Connect the following connectors and hose:
(1) Heater water by±pass hose
(2) Cold start injector time switch connector
(3) Water temperature switch 15. INSTALL WATER BY±PASS OUTLET
(a) Install the crossover pipe heat insulator with the two bolts. (b) Install the No.2 idler pulley bracket stay with the two
bolts.
Torque: 185 kg±cm (13 ft±tb. 18 N±m)
14. INSTALL CYLINDER HEAD REAR PLATE
Install the rear plate with the two bolts.
± ENGINE MECHANICALCylinder Heads (2VZ±FE)EM±104

(b) Install the two intake chamber stays with the four bolts.
Torque: 380 kg±cm (27 ft±Ib, 37 N±m)
(c) Connect the following hoses:
(1) PCV hose
(2) Vacuum sensing hose
(3) (CALIF. only)
EGR gas temperature sensor connector
(4) A/C control valve air hose
19. INSTALL COLD START INJECTOR TUBE
(See step 2 on page FI±83)
20. CONNECT COLD START INJECTOR CONNECTOR
21. INSTALL EXHAUST CROSSOVER PIPE
(a) Install two new gaskets to the RH and LH exhaust manifolds.
(b) install the crossover pipe with the six nuts and two bolts.
Torque:
Nut 400 kg±cm (29 ft±Ib, 39 N±m)
Bolt 350 kg±cm (25 ft±lb, 34 N±m)
22. INSTALL DISTRIBUTOR (Seepage IG±19)
23. INSTALL VACUUM PIPE
(a) Install the vacuum pipe with the two bolts.
(b) Connect the following hoses:
(1) Four BVSV vacuum hoses
(2) A/C control valve vacuum hose
24. INSTALL EGR VALVE AND VACUUM MODULATOR
(a) Install a new gasket and the EGR valve and vacuum
modulator with the two bolts and two nuts.
Torque: 185. kg±cm (13 ft±Ib, 18 N±m)
(b) Install the four vacuum pipe hoses.18. INSTALL AIR INTAKE CHAMBER
(a) Install two new gaskets and the intake chamber with the two
bolts and two nuts.
Torque: 440 kg±cm (32 ft±Ib, 43 N±m)
± ENGINE MECHANICALCylinder Heads (2VZ±FE)EM±105

PREPARATION FOR DISASSEMBLY
1. (M/T)
REMOVE CLUTCH COVER AND DISC
2. (M/T)
REMOVE FLYWHEEL
3. (A/T)
REMOVE DRIVE PLATE
4 REMOVE REAR END PLATE
Remove the bolt and end plate.
5. INSTALL ENGINE TO ENGINE STAND FOR
DISASSEMBLY
6. REMOVE DISTRIBUTOR (See page IG±18)
7. REMOVE TIMING BELT AND PULLEYS
(See page EM±34)
8. REMOVE CYLINDER HEADS (See page EM±76)
9. REMOVE WATER PUMP (See page CO±9)
10. REMOVE OIL PAN AND OIL PUMP
(See page LU±17)
11. REMOVE OIL FILTER (See page LU±7)
12. REMOVE KNOCK SENSOR
Using SST, remove the knock sensor.
SST 09816±30010
13. REMOVE WATER BY±PASS PIPE
Remove the two bolts, two nuts and by±pass pipe.
14. REMOVE NO.2 IDLER PULLEY BRACKET
Remove the three bolts and mounting bracket.
± ENGINE MECHANICALCylinder Block (2VZ±FE)EM±146