2001 Mercury Sable "check engine light code p1633" Questions

check engine light is on, but using my handheld OBD II reader I get no codes with key on engine off. If I start the car with the reader plugged in I get P1633. I did not write down the description, as

...check engine light The check engine light goes from steady to flashing when accelerating up a hill, even a small one. Took it to get code and it read P1633 which is the keep alive power voltage being ...

...check engine light how to fix it CODE P1633 - PCM KEEP MEMORY VOLTAGE TOO LOW. WHEN YOU SEE THIS CODE THE PCM HAS DETECTED THAT THE KEEP ALIVE MEMORY POWER CIRCUIT TO THE BATTERY WAS INTERRUPTED. how ...

...engine control (EEC) system wiring for proper wire routing.Check the wiring routing to establish if any of the electrical connectors are being stressed due to poorly routed wiring. If necessary ...

Check Engine" light came on and when cold, the engine will start but not idle. Apparently, this is a common problem with Taurus', as I've read many blogs with people that have the identical issue

...engine check light comes on it loses accelleration power,so we changed the fuel pressure sensor nothin changed next we changed computer bt after some time th engine check light comes on and loses ...

...engine light stay on error code p1633 how do i fix this issue replaced a/c compressor and belt This has to do with voltage falling too low for "Keep Alive Memory" (or KAM) to the PCM. First check the ...

check engine light on, code p1633 pops up, battery good what now! I had the battery tested and it shows 11.98 volts but the check engine light is still on what do i look for next check the alternator ...

check engine light code P1633 Ford code P1633: Keep alve memory voltage low.It means the voltage going to the computer fell below about 10.5 volts to set the code.Have you experienced battery problems

check engine light I have a 2001 mercury sable, my check engine light will come on and go off. I took it to Advance Auto Parts and the scanner read my obd and the codes read p1633 so what does that ...