Turn the ignition on (key on, engine off). Check for other codes. Are any other fault codes present? Repair those faults first. Go to step 3. Webthe engine control module (ecm) controls the engine intake air throttle actuator. The ecm can open and close the throttle based on the operating condtions in order to. Webconditions for diagnostic trouble code (dtc): 1) current below normal or open circuit diagnostic operating conditions 1) ignition key in on position Webupdating fault and entire troubleshooting procedure. Once engine is at standard operating temperature, drive at highway speed with loaded trailer above 1130 rpm. Webstart engine to stabilize the vehicle air pressure. With a suitable air pressure gauge installed, measure the inlet air pressure to the waste gate solenoid from the vehicle. Webjun 12, 2017 · to avoid injury before starting and running the engine, ensure the vehicle is parked on a level surface, parking brake is set, and the wheels are blocked. Webconditions for diagnostic trouble code (dtc): 1) engine throttle actuator 1 control command, stuck in closed position observable symptoms 1) loss of power 2) Webaug 19, 2024 · spn 3464 is a generic diagnostic trouble code that indicates an issue with the engine throttle actuator control. The specific problem is determined by the failure. Webonce engine is at standard operating temperature, drive at highway speed with loaded trailer above 1130 rpm continuously for 5 minutes. Turn the ignition on (key on,.
