P1231 Fault Code
You can find information about the P1231 fault code on this page.
BE WARNED! This particular code can mean a different thing depending on what make the car is, check below.
Manufacturer-Specific Meanings
Audi P1231
"Cyl.7-Fuel Inj.Circ."
Ford P1231
"High Speed Fuel Pump Relay activated"
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Commonly Affects
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