Top off your brake fluid. All the way to the max line. It's the brake fluid sloshing in the reservoir.
Another light you might see come on solid or flash briefly for the same reason is the ABLS slip light. They may both come on or just one or the other.
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2011 370Z 6MT Sport Gun Metallic | ARC | CJM | Ecutek | FI | Fujimura | R2C | SPL | Stillen | TWM | Z1 | ZSpeed | |