Cadillac P1A03: Battery Energy Control Module Options Incorrect

Is your scanner showing Cadillac P1A03?
No worries. We'll show you what it means and how to deal with it.

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Cadillac P1A03: Battery Energy Control Module Options Incorrect

DIY Difficulty Level
Repair Cost
Can I Still Drive?

What Are The Potential Causes Of The Cadillac P1A03 Code?

For the ESCM running reset fault P1A00, this can be caused if the 12-volt battery drops below 9 volts. If this DTC is set, check if there were any instances that the 12-volt battery could have gotten low or disconnected, and if so, ignore/clear this fault if it is in history.

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> Generator Battery Control Module-LS, VIN: T, Eng Code: LM7 GM Parts 19432141

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Cadillac P1A03, DTCDECODE.

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