Helpful Automotive Resources
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3An OBD-II code alerts you of possible issues your vehicle may have. To successfully resolve these issues, you need to know what the logged code means. If you’re having trouble figuring out what code P0042 means and how to resolve it, you’ve come to the right place. Read on to P0170 Code: Fuel Trim (Bank 1)To ensure the air-fuel ratio of the mixture burns as efficiently as possible, the powertrain control module (PCM) tweaks the vehicle’s fuel trim over short and long periods. If the computer cannot properly adjust the air-fuel mix, it will log the diagnostic trouble code P0170.
What Does the P0170 Code Mean?
P2187 Code: System too Lean at Idle (Bank 1)The P2187 code is one of the more ambiguous codes that your vehicle’s onboard diagnostics system can trigger. It’s important to approach diagnosis and repair correctly, so you don’t end up wasting time, energy, and money. This guide will help you learn more about code P2187, including its common causes,