Fuel Pump Test - Daewoo KORANDO Service Manual

1F3-18 OM600 ENGINE CONTROLS

FUEL PUMP TEST

Notice
Before test, replace the fuel filter cartridge and fuel prefilter.
Fuel Feed Test
1. Disconnect the fuel return line (1) and seal up it with plug.
2. Insert the plastic hose (5) and put the end into the measuring
beaker (6).
3. Disconnect the vacuum line (4) from vacuum unit (engine
stop) (5) and connect the vacuum pump (7) to the vacuum
unit.
4. To avoid the engine starting, build up vacuum (approx. 500
mbar).
5. Operate the starter motor for exactly 30 seconds and
measure fuel volume in the beaker.
Min. volume
3
150cm for 30 seconds