December 2024 Update: iWire is no longer offering harness merge services so we can focus on other parts of the business, including iDCCD, plug-and-play harnesses, and replacement electrical components. As part of this change, our technical support, wiring guidance, and troubleshooting assistance for harness merge projects will be very limited...
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Subaru Test Mode
This blog talks about Test Mode in a Subaru. Test mode is a diagnostic mode that is used to test all of the basic functionality that the ECU controls like fuel pump and radiator fans. How do I know if my Subaru is in test mode? The simplest way to...
Subaru Project Do's and Don'ts
iWire has been a part of a few thousand Subaru projects over the years. We thought it would be a good idea to give some general tips to people doing Subaru projects of their own. Below are some do's and don'ts that we recommend for almost every Subaru project, whether...
Subaru Dash Swap Guide
December 2024 Update: iWire is no longer offering harness merge services so we can focus on other parts of the business, including iDCCD, plug-and-play harnesses, and replacement electrical components. As part of this change, our technical support, wiring guidance, and troubleshooting assistance for harness merge projects will be very limited...
Plug Spotlight - Blower Motor Fan Switch Plug
Click Here to Purchase iWire's Blower Fan Switch Plug The Blower Motor Plug or Blower Fan Switch Plug is found in Subaru models that utilize a manual air conditioning system. The simplest way to tell the difference between manual AC and automatic AC is by how the temperature is controlled....
Glossary of Subaru Terms and Acronyms
We've decided to compile a mini dictionary of common Subaru acronyms. If you think of any we missed, let us know! ABS - Anti-Lock Braking System A/F - Air Fuel (usually in relation to O2 sensors) ALT - Alternator AT - Automatic Transmission ATM - Auto To Manual (refers to...
Female vs Male Terminology for Subaru Plugs
We get a lot of confusion about which plug or terminal is needed based on whether it is female or male. People read a forum post and then purchase the wrong side for their project. We thought we'd do a short post to define what it means when someone says...
Terminal Order on a Subaru Plug
This DIY guide on Subaru wiring describes the basic breakdown of how to "read" a Subaru plug. The correct terminal order when pinning and depinning a Subaru connector is very important because the wires need to go into the correct slot on the connector for the wiring to be successful....