Posts Tagged: throttle body replacement
Toyota P2118 Code: Causes, Symptoms, and Fixes
Toyota P2118 Code: What Causes This Code? Quick Summary A Toyota P2118 code indicates that the engine computer has detected a problem with the electronic throttle body’s actuator motor circuit. Specifically, the Powertrain Control Module (PCM) or Engine Control Module (ECM) has determined that the throttle actuator motor current is outside its normal operating range. In most cases, the root cause is: • A failing throttle body assembly • Carbon buildup that causes the throttle plate to stick • Wiring problems, low battery voltage • A defective throttle actuator motor. A … Read More
How to perform a GM throttle body relearn procedure
How to Perform a GM Throttle Body Relearn Procedure (The Right Way) Quick Summary Why a Throttle Body Relearn Matters on GM Vehicles Over the years, I’ve diagnosed countless GM vehicles with rough idle complaints that traced back to one overlooked step: skipping the throttle body relearn. General Motors was among the earliest manufacturers to adopt electronic throttle control, often called “drive-by-wire fully.” In these systems, the accelerator pedal no longer connects to the throttle blade with a cable. Instead, the pedal sends an electronic signal to the powertrain control … Read More