LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> Body & Frame >> Seat System - Seats >> Power Seat System >> Inspection >> Check Lumbar Switch
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Check Lumbar Switch

Measure resistance between terminals while operating each switch.

G13649145Courtesy of SUBARU OF AMERICA, INC.
Switch position Terminal No. Standard
Lumbar forward 1 and 4
2 and 3
Less than 10 Ω
Lumbar backward 1 and 3
2 and 4
Less than 10 Ω

Replace the switch if the inspection result is not within the standard value.