This post talks about the rear differential (rear diff) temperature sensor. We explain what it does and how it can affect a transmission swap or aftermarket DCCD controller like iDCCD install, as well as differentiate between the two types for those who just need a replacement on an STi. Updating your...
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Plug Spotlight - Gas Tank Plugs
In this post we go over the various types of gas tank plugs in a Subaru. Like most plugs, Subaru has changed the plug type for different features and availability. Below we have images as well as a description of which cars the plug is compatible with. If one of...
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....
Phase 1 vs Phase 2 Subaru Engine Basics
In this blog post we go over the differences between phase 1 and phase 2 Subaru engines. If you are looking to replace a blown engine, click here. What is Phase 1 and Phase 2? Phase 1 and Phase 2 refer to the year the engine was made. There are also...
OEM vs Aftermarket DCCD in your Subaru Swap
In this blog post we talk about the differences between OEM DCCD compared to aftermarket DCCD controllers when swapping a DCCD equipped transmission in a Subaru that didn't come with DCCD from the factory. Learn more about the DCCD basics here. When putting a 5 or 6 speed DCCD equipped transmission...
How to Wire Your Non Turbo Subaru for a Turbo Engine Swap
When installing a different engine type (e.g., NA to turbo) into a Subaru chassis, the Engine Control Unit (ECU) also needs to be swapped in to get the engine running correctly. ECUs, with almost no exception, are not interchangeable if the model and year of the car do not match,...
MAP Sensor in your Subaru Explained
What is a MAP Sensor? MAP stands for Manifold Absolute Pressure. This MAP sensor measures the amount of air in the intake manifold to determine the volume of air going into the engine. The ECU then uses this measurement of air to regulate the amount of fuel to inject into...
Plug Spotlight - MAF Plugs
In this plug spotlight we discuss the Subaru MAF plug. MAF stands for Mass Air Flow. The sensor that this plug connects to is actually a combination sensor which means it has two inputs in one; the MAF and the IAT (Intake Air Temperature). The sensor is reading how fast...