Unit Inspection

WARNING: This page is about a different car, the 2014 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.

Fuel pump check

Resistance check

Measure the resistance between the terminals.

Inspection terminals	Inspection conditions	Standard value
3 - 4	20°C {68°F}	0.2 to 3.0 Ω

Operation check
1. Apply the battery voltage between the terminals and check the motor operation.
  CAUTION:
  - Drain the fuel completely.
  - Perform the check in a short period of time (10 sec. or less).
  - Place the fuel pump as far apart as possible from the battery.
  Fig 1: Measuring Resistance Between Fuel Pump Terminals
  Courtesy of SUBARU OF AMERICA, INC.