1997 Cadillac DeVille "code p0603" Questions

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Can anyone tell me what the following codes are on my 1997 Cadillac Deville?? P0139, P0603, P1139, and P1599..... Firstly, they are al P type codes, which refers to PCM. P0139 - HO2S (Heated Oxygen ...

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there are 15 codes stored in the computer. p0106 p00113 p0123 p0131 p0146 p0603 p0753 p0758 p1605 p1610 p1640 p1644 p1645 p1646 p1656. I'm i to asume that the computer is bad? possibly clear the codes

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...then i crank it again and it will usually start with a lil smoke coming from the exhaust. I ran the codes on my car and these are the ones that showed up, anyone know what can be done to fix this?? ...

...p0603, po753, p0758, p1645, and p1860 and RS0038 I know 102 is the MAF sensor so I replaced it with another but code still appears. It is strange to me that all this happened at one time without it ...

...P0603 code indicates that your Powertrain Control Module (PCM) has failed its own Keep Alive Memory (KAM) self-test. The PCM is a computer in your car that controls a variety of essential systems, ...

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...aurora. Cause P0603 code P0603 Internal Control Module Keep Alive Memory (KAM) Error. means that you have disconnected the pcm from the battery. you get that code if you just disconnect your

...code p0603 code on my f350 diesel.plugged it in on a odb2 scanner no codes but they show up on my hyper tech programmer i reset them and they come back whats up if your using a generic code reader ...

...code P0603 code on 1996 cadillac eldorado car wont stay started, recently change alternater, serpintine belt and pully P0603 - Internal Control Module Keep Alive Memory ErrorPossible causes- Loose or ...

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failed ecm p0603 Last week my engine light went on. i had two codes come up, bank one and bank two- running too lean. so i figured it was my mass air flow sensor needed replacement A few days later ...

Question about Cadillac DeVille

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96 aurora P0603 and P0300 codes i have 2 codes for my car! one is saying ramdom misfire and no cilinder! and the other one it says! P0603 pcm keep alive memory error/reset The battery must have been ...

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