WebMay 28, 2013 · P0411 is The Secondary Air Injection system. It is used on cold starts to run fresh air into the exhaust to help fire the cat up. Look around for a broke hose that goes from the intake system to the exhaust that is controlled by a solenoid. Their are three phases that will trigger codes your code is phase 1 of the systems operation. WebFeb 9, 2024 · 2006 buick lacrosse had p0411 changed air pump. Came back with p2240 changed air check valve. p2440 keeps coming Ask an Expert Car Questions Buick Repair This answer was rated: ★★★★★ 2006 buick lacrosse had p0411 changed air pump. Came back with p2240 changed air check valve. p2440 keeps coming back.what else do i need …
Secondary air pump p0411 code - Fixya
Web What Does the P0411 GMC Code Mean? The Secondary Air Injection (AIR) System aids in the reduction of hydrocarbon exhaust emissions during a cold start-up. This occurs when the start-up engine coolant temperature ( ECT) is between 5-50°C (41-122°F), and the intake air temperature (IAT) is between 5-60°C (41-140°F). credit union industry publications
How to fix a po411 code on 06 Buick Lucerne V8 - CarGurus
WebOBD-II trouble code P2431 and related codes P2430, P2432, P2433, and P2434 are associated with the secondary air injection system air flow/pressure sensor circuit bank 1. The purpose of the secondary air injection system air flow/pressure sensor circuit bank 1 is to reduce the amount of hydrocarbon exhaust emissions during engine start-up when ... Web What Does the P0411 Code Mean? An air pump is used on the vehicle to lower tail pipe emissions on start-up. The Powertrain Control Module ( PCM ) grounds the … WebMar 14, 2024 · What Does Code P0128 Mean? GM P0128 definition: Coolant Thermostat Temperature Below Regulating Temperature; Issue Severity: LOW– Continued driving for a short period of time is okay. Repair Urgency: Get this code fixed withing the next month to prevent the potential for overheating. Diagnosis: It is important to complete the entire … credit union industry