Fuel Pump Operation Check
In this manual: Fuel Pump Operation Check
~1min read
1. Turn the ignition switch to "OFF".

2. Connect battery voltage to the fuel pump service connector to check pump operation.
Since the fuel pump is installed inside the fuel tank, it is difficult to hear pump operation without removing the fuel filler cap.

3. Lightly pinch the fuel high-pressure hose and check that fuel pressure is felt.
Test yourself
A quick Hyundai Elantra CN7 quiz: every answer comes with an explanation and a link to the manual page.
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