4B
TURBOCHARGING SYSTEM
4B-54
Inspection of Solenoid Valve
1. Disconnect the small air tube from the air hose.
2. Disconnect the solenoid valve connector.
3. Blow through the air tube and check that the air
does not flow.
4. If not correct, replace the solenoid valve and tur
bocharger as an assembly.
5. Apply 12V to the solenoid valve as shown.
6. Blow through the air tube and check that air
passes.
7. If not correct, replace the solenoid valve and tur
bocharger as an assembly.
Removal and Installation
Precaution
1. When replacing the turbocharger, always check
the engine oil level and quality, as well as the oil
pipe leading to the turbocharger and the oil return
pipe.
Replace, if necessary.
2. Be careful of the following when removing, install
ing, and handling the turbocharger.
(1) Do not drop the turbocharger.
(2) Do not use actuator rod to carry the tur
bocharger
(3) Put the turbocharger with the turbine shaft
. horizontal.
(4) Do not bend the actuator mounting or rod.
(5) Cover the intake, exhaust, and oil passages to
prevent dirt or other material from entering.
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