Fuel Pump Operation Inspection: Notes

Connect the M-MDS to the DLC-2.
Perform the KOEO self-test. (See DTC INSPECTION .)
- If a DTC is detected, repair the malfunctioning location according to the applicable DTC troubleshooting. (See DTC TABLE [PCM (SKYACTIV-G (US))] .)
Remove the fuel-filler cap.
Switch the ignition ON (engine off).
Verify the following operation sounds for approx. 1 s after the ignition is switched ON (engine off).
- Fuel pump relay (OFF → ON → OFF) (See RELAY LOCATION [(US)] .)
- Fuel pump (Verify direct operation sound from fuel-filler opening)
- If the operation sounds cannot be verified, inspect the following and repair or replace the malfunctioning location.