Keyless Transmitter Battery

WARNING: This page is about a different car, the 2015 Subaru Outback and 2015 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

Measure the keyless transmitter battery voltage.

Preparation tool:

Circuit tester

NOTE: Complete the measurement within 5 seconds because the battery discharges during measurement.

Fig 1: Measuring Keyless Transmitter Battery Voltage

Courtesy of SUBARU OF AMERICA, INC.

Battery terminal	Inspection Conditions	Standard
(+) - (-)	Connect resistor (A) 47 Ω	2.5 - 3.0 V

Replace the battery if the inspection result is not within the standard value. (Use CR1620 or equivalent.)