As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(NO TAKEOFF) LIGHT ILLUMINATED ON TAKEOFF ROLL-ABORTED-CYCLED STAB, FLAPS AND SPEED BRAKE MANY TIMES, NO CHANGE. PULLED SPEED BRAKE BREAKER AND LIGHT WENT OUT. TROUBLE SHOT SPEED BRAKE SYSTEM. FOUND EXCESSIVE MOISTURE LET SPEED BRAKE DOWN SWITCH CONNECTOR. CLEANED AND DRIED CONNECTOR & REINSTALLED CONNECTOR. TEST RUN LET ENGINE NO TAKE OFF LIGHT EXPIRED & SPEED BRAKE OPS CHECKS GOOD A-W-II 20-10-00 560XL WIRING MANUAL.