9-3 Arc/Aero (9440) L4-20L Turbo Fuel Pressure Check | Engine Performance | Maintenance
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3. Start the fuel pump using the diagnostics tool.
4. Take a reading from the measuring equipment.
System pressure
3.0 bar (43 psi)
5. Switch off the fuel pump using the diagnostics tool.
6. "Safety on" the adapter and remove the pressure measuring equipment from the service nipple. Wipe up any fuel spill with a rag.
