Check working sound of the fuel pump by using fuel pump actuation test.
Is there working sound of the fuel pump?
![]() | ▶ Go to "Fuel pump is OK" inspection procedure. |
![]() | ▶ Go to "Fuel pump is bad" inspection procedure. |
If fuel pump works well by using fuel pump actuation test, Inspect suspected causes as below.
Compression pressure | Injector | Air cleaner | ETC system | Catalytic converter |
Remove the fuel pump relay.
Connect switch terminal directly by using jump wire to operate a fuel pump and IG key "ON".
Is the fuel pump operated directly?
![]() | ▶ Go to "Fuel pump relay circuit inspection" procedure. |
![]() | ▶ Go to "Fuel pump circuit inspection" procedure. |