2003 Chevy Malibu P1815

2003 CHEVROLET MALIBU
73,000 MILES • 6 CYL • 2WD • AUTOMATIC
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JTELLES
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I have OBD II code P1815 which is Transmission Fluid Pressure Manual Valve Position Switch.

How do you replace such swith? do you take off the Tranny fluid pannel or is it more complicated?
Dec 4, 2009 at 11:00 AM
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LUISLAJARAJR
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I seem to have this same problem with my 2003 Chevy Malibu which I just bought. Advance Auto helped me with obtaining the OBDII Code P1815. I'm also needing to know how to change this Switch? Anyone have any ideas???
Sep 2, 2011 at 9:20 PM
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FIXITMR
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are cars acting up? keep driving it?


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Problem with 2003 Chevrolet Malibu
chevy malibu 2003 check engine light came on just today auto zone came up with the code P1815. I am taking it to a repair shop what should I expect in coat range and possible problems?

Posted by avatarbmad6303 on Aug 31, 2010


Trouble Code: P1815

A/T Range Sensor Circuit Malfunction (4T40-E/4T45-E)
Possible Causes:


TFP manual valve position switch circuits are open or shorted TFP manual valve position switch is damaged or it has failed Transmission gear selector linkage is out of adjustment PCM has failed
Oct 26, 2011 at 3:34 AM
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FIXITMR
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also there is a service bulletin #1477 about FALSE code p1815. so like i said, keep driving it if everything seems ok?
Oct 26, 2011 at 3:49 AM