2017 Subaru WRX electrical system problems

14 owner complaints filed with NHTSA name the electrical system on the 2017 Subaru WRX — 26% of all complaints for this model year.

Electrical System complaints

26%

share of all complaints

—

median reported incident mileage

3 / 2

crash / fire reports

What owners report

“Likely secondary air injection pump and/or its related relays, CEL P2444 came on 3 separate times. November 2024, brought it in to get replaced under warranty, came on again the day after picking her up in December 2024 due to faulty pump, didn’t get to bring her back in until March 1st 2025, fixed…”
filed Mar 27, 2025
“The current issues with my recently purchased used vehicle are as follows: Clutch, odometer tampering, steering rack, 2 axle leaks, electrical issues, inspection issues. I tried to see if the dealership that I bought the car from is willing to fix these issues they keep going back and forth with me…”
filed Dec 14, 2024

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or…
15-308-23R · Service Bulletin/Repair Instructions · issued Aug 20, 2026
This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. (This is an revised version of the original bulletin.)
15-304-22R · Service Bulletin/Repair Instructions · issued Aug 13, 2026
Techtips newsletter locator index.
Article Locator · Other · issued Aug 5, 2026
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. This is an revised version of the original bulletin
15-333-25R · Service Bulletin/Repair Instructions · issued Aug 1, 2026