Toyota Supra 1990 Manual page 46

EM-14
ENGINE MECHANICAL - Engine Tune-Up
EMJJll
(d) Install and torque the nut.
Torque: 55 kg-em (48 in-Ib, 5.4 Nom)
HINT:
Do not over tighten the nut.
(e) Connect the ground strap and connector.
14. INSTALL IGNITION COIL COVER
(a) Install the ignition coil cover with five nuts.
(b) Install the oil filler cap.
15. INSTALL INTAKE AIR CONNECTOR
(a) Install the intake air connector to throttle body.
(b) Install and tighten the two bolts.
(c) Tighten the clamp.
(d) Connect the air valve hose to intake air connector.
16. INSTALL PCV PIPE WITH HOSES
(a) Install the PCV pipe with hoses to throttle body and
cylinder head covers.
(b) Install and tighten the two bolts.
(c) Connect the No.4 PCV hose to the PCV pipe.
(d) Connect the oxygen sensor wire to the two clamps.
17 . INSTALL ISC PIPE
(a) Install the ISC pipe with two bolts.
(b) Connect the six hoses to ISC pipe.