D439E Service Manual 4. Fuel system
195
Cleaning
Clean the Injector as follows to be reused.
1. Clean the Injector by setting the Injector vertically
to the clean container.
2. Remove dust or dirt from the Injector body and
nozzle sealing with clean cloth If necessary.
Removal
1. Stop the engine.
2. Remove negative (-) terminal of the battery.
NOTE : The ignition key should be turned OFF.
3. Pull off the injector connector.
CAUTION
• Connector should be connected and
disconnected after the ignition switch is
turned off.
• When installing connector, be sure to check
clicking sound of connectors.
• Do not extremely bend or squeeze the cable.
4. Remove high-pressure fuel tube (rail Injector).
5. At first, pull off the fixing clip and then remove the
injector return line.
6. Loosen injector clam p fixing bolt and remove the
injector.
CAUTION
When removing injector, stop the engine and
wait until the engine cools down enough. Since
solenoid surface has high temperature, cool it
down enough before starting the service work.
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