TOYOTA PREVIA 91-97 REPAIR MANUAL

3-14 ENGINE AND ENGINE OVERHAUL

Fig. 26 Remove the 2 nuts and 2 bolts holding the by-pas; valve

to the No. 1 air inlet duct

Fig. 27 Remove these 5 nuts to extract the valve and inlelduct

8. Label and disconnect the two power steering idle-up hoses


9. Disconnect the supercharger by-pass valve wiring.


10. Disconnect the brake booster hose from the No. 1 air duct.


11. Remove the power steering hose clamp.


12. Disconnect the supercharger magnetic clutch wiring from tie sup-
    port bracket. Remote the 2 bolts and support bracket.


13. Remove the bolts and nuts holding the supercharger by-pals valve
    to the No. 1 air inlet duct. Remove the nuts and the No. 1 air inlet ttuct with
    the supercharger by-pass valve. Extract the valve and the No. 1 air inlet
    duct gaskets. Make sure when installing, new gaskets are used.


14. Loosen the supercharger clamp and remove the by-pass va ve.


15. Install the by-pass valve in the reverse order of removal. Widen
    installing pay special attention to tightening specifications.


16. Tighten the nuts and bolts attaching the supercharger by-pass valve
    to the No. 1 air inlet duct to 48 inch Ibs. (5 Nm).


17. Secure the No. 1 hose support bracket to 69 inch Ibs. (7 NJti) and
    the power steering hose clamp to 9 ft. Ibs. (11 Nm).


18. Fill the cooling system, start the engine and top off the sysjem.
    Check for leaks.

Charge Air Cooler (CAC)

REMOVAL & INSTALLATION

I See Figure 28

1. Disconnect the No. 1 air tube from the charge air cooler.


2. Remove the left fender splash shield.


3. Disconnect the No. 2 air tube from the CAC.


4. Remove the bolt holding the CAC to the wheel extension. Remove
   the bolts holding the CAC to the left side member. Separate the CAC and
   duct assembly.


5. Unbolt the CAC from the duct.
   To install:


6. Attach the CAC to the duct and tighten the bolts to 43 inch Ibs. (5 Nm).


7. Position the CAC with attached duct to the vehicle and attach the left
   side member, tighten the member bolts to 9 tt. Ibs. (12 Nm). Attach the
   CAC to the wheel housing and tighten to 9 ft. Ibs. (12 Nm).


8. Attach the No. 2 air tube to the CAC and tighten the clamp.


9. install and secure the left fender splash shield.


10. Attach the No. 1 air tube to the CAC.

LH Fender Splash Shield Seal

Fig. 28 The Charge Air Cooler (CAC) is located in the left front

fender well

Radiator

REMOVAL & INSTALLATION

I See Figures 29 thru 39

1. Disconnect the negative battery cable. Wait at least 90 seconds
   before performing any work on the vehicle once the cable is disconnected
   on models equipped with an airbag.

•** CAUTION

Some models covered by this manual may be equipped with a

Supplemental Restraint System (SRS), which uses an air bag.

Whenever working near any of the SRS components, such as the

impact sensors, the air bag module, steering column and instru-

ment panel, disable the SRS, as described in Section 6.