丰田塔科马P2441和P2445

 丰田塔科马P2441和P2445

Dan Hart

诊断并修复丰田塔科马P2441和P2445

如果您有丰田塔科马P2441和P2445故障代码,很可能是您的真空管断裂、破裂或泄漏。 以下是一些信息 代码的含义。

丰田塔科马P2441表示计算机检测到二次空气喷射切换阀1组卡死关闭。 要了解更多关于二次空气的信息;它是什么以及为什么需要它,请参阅此文。 当ECM打开阀门且发动机运转时,阀门中的压力传感器试图检测废气的脉动。

See_also: 2007年福特Ranger开关位置

丰田塔科马P2445表示二次空气喷射泵在1组上被卡死。 ECM通过查看位于空气切换阀(ASV)中的空气压力传感器来确定。 如果当ECM发出二次空气指令时压力小于2.5 kPa,则将设置该代码。

See_also: 吉普车无法启动

修复丰田塔科马P2441和P2445

检查所有通向ASV的真空管路,查看真空管路是否断裂、裂开或断开,并根据需要进行更换/修理。 裂开的管路可通过切断裂开部分并用倒钩接头(可在任何汽车配件商店购买)重新连接进行修理。 如果真空管路裂开或断开,传感器将获得不正确的读数。

下一步,检查冷启动后空气泵黑色导线上的蓄电池电压(热启动时二次空气不运行)。 下一步,检查冷启动后蓝色/红色导线上的蓄电池电压。 最后,比较冷启动后发动机运转时和发动机熄火时压力传感器灰色导线上的电压读数。

©, 2019

Dan Hart

Dan Hart is an automotive enthusiast and expert in car repair and maintenance. With over 10 years of industry experience, Dan has honed his skills through countless hours of working on various makes and models. His passion for cars started at a young age, and he has since turned it into a successful career.Dan's blog, Tips for Car Repair, is a culmination of his expertise and dedication to helping car owners tackle common and complex repair issues. He believes that everyone should have some basic knowledge of car repair, as it not only saves money but also empowers individuals to take control of their vehicle's maintenance.Through his blog, Dan shares practical and easy-to-follow tips, step-by-step guides, and troubleshooting techniques that break down complex concepts into understandable language. His writing style is approachable, making it suitable for both novice car owners and experienced mechanics seeking additional insights. Dan's goal is to equip his readers with the knowledge and confidence needed to tackle car repair tasks on their own, thus preventing unnecessary trips to the mechanic and expensive repair bills.In addition to maintaining his blog, Dan also runs a successful auto repair shop where he continues to serve his community by providing high-quality repair services. His dedication to customer satisfaction and his unwavering commitment to deliveringexceptional workmanship has earned him a loyal customer base over the years.When he's not under the hood of a car or writing blog posts, you can find Dan enjoying outdoor activities, attending car shows, or spending time with his family. As a true car enthusiast, he is always up-to-date with the latest industry trends and eagerly shares his insights and recommendations with his blog readers.With his vast knowledge and genuine passion for cars, Dan Hart is a trusted authority in the field of car repair and maintenance. His blog is an invaluable resource for anyone looking to keep their vehicle running smoothly and avoid unnecessary headaches.