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Acura RSX high-idle diagnosis showing throttle body, vacuum leak, IACV and scan-tool data

What Causes an Acura RSX to Idle Too High?

A warm Acura RSX should not remain at 1,500 or 2,000 RPM. Diagnose vacuum leaks, throttle operation, IACV control and PCM sensor data before adjusting anything.

AEM’s 21-735WR Bolts on 32 HP to the new STI

The new 2015 Subaru WRX STI has definitely redefined the AWD turbocharged landscape with a fresh set of features and performance. Coupled with the...

How To Reset your G35 ECU

Whether you are trying to clear an engine code the hard way, or reset your closed loop fuel values in your ECU, learning how...
Polestar electric performance car stopped at a United States border checkpoint with connected-vehicle software graphics

Why Polestar Can’t Sell New 2027 Models in America Under the Connected Vehicle Rule

Federal connected-vehicle rules prevent Polestar from selling new 2027 models in America, but existing cars and eligible older inventory remain legal.

Turbo Wheel Trims 101 – What’s in a Number

So you are looking to turbo your car and maybe even bolt on a turbo kit. The problem is you hear all this jargon...

Ten Fastest Depreciating Cars of 2016

New car depreciation is a simple fact of buying a car. When you buy a new car, it will lose some value over time....

Best Tips on How To get a Car Loan

Securing a car loan is the first step to buying a new or used car. When it's time for you to get a replacement...

DTC P1121 – How to Service your Civic Throttle Position Sensor

The OBDII trouble code P1121 is due to your throttle position sensor signal being lower than expected by your ECU. Problems that arise from this OBDII...