Im having and issue with my maf sensor,its giving a code "p0102" the car was running fine i parked it,went to turn it over few days later cranked but wouldn't stay started,long story short i took the connection off the maf sensor and it started up fine,then gave me a code to replace my idle air control so i did,and along with a new maf sensor,i also took my throttle body off for a good cleaning,put it back on with the new maf sensor and its giving me a p0102 code and wont start,if i discconect the cord it starts and runs ok but once i reconnect the cord to the maf sensor while the engine is on it dies back out as soon as i reconnect the cord to the maf,i bought a multimeter and did a voltage test on all 3 pins of the connector,just the connection not the maf,turned the key in the on position but didnt start it,apon test the "pink" wire gave a 11.69v reading,the "black/white" wire gave a 0.03v reading,the "yellow" wire gave a 3.65v reading can you please help?
我的汽车有150000英里。
My car has a manual transmission.
粉红色的电线是传感器的电池电压电源。如果电池电压为12.6伏(应该是;否则您会出现电池问题),则应在粉红色的电线上读取12.6伏,而不是11.7伏。您可能在电路中具有高电阻,这会导致电压降。检查以确保您没有在空气管中安装“向后”传感器。检查黑色(中心)电线(电路接地)和电池正端子之间的电压。您应该有12.6伏;如果不是,您对传感器的理由不好。检查传感器后是否有真空泄漏(如果在传感器之后进入空气,则传感器将错误地将实际的大量气流报告为摄入量)。一旦校正了电压供应,并且地面是好的(待确定),没有空气泄漏和新传感器,如果仍然无法工作)到PCM。如果您达到这一点,我建议您要求电路/组件诊断响应认证的机械师将为您解决这一问题。如果您有其他疑问或疑虑,请随时重新接触万博体育入口因为我们一直在这里为您提供帮助。
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