TRNW-2: 2018 Crosstrek TR580

jbockus at hiwaay.net jbockus at hiwaay.net
Thu Jan 23 09:54:35 PST 2025


We don't normally work on Subaru's but I do a lot of work for a local 
used car dealer and they had one with the same code for for the transfer 
solenoid and after researching and seeing technicians having problems 
with the aftermarket solenoids, we decided to replace the entire valve 
body with OEM. It was a fairly simple repair.

On 2025-01-23 10:40 am, Brett Karulak via trnw2 wrote:
> Sets code P0971 PCS C Transfer Solenoid Circuit.  Haven't diagnosed it
> yet but I assume the solenoid is bad.  My question is, are you using
> an aftermarket solenoid or just replacing the VBody?  In the past,
> over 6 years ago the last Subies I worked on we always replaced the VB
> from the dealer but didn't know if any of you have had luck with the
> aftermarket.  I assume a solenoid is available aftermarket.
> 
> Thank You,
> Brett Karulak
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