What was found
ALL EXTERIOR EMERGENCY LIGHTS REPORTED ON. RETURNED TO GATE. ASSOCIATED WITH RT AFT ENT DOOR LIGHT CYCLING ON AND OFF. REPLACED PROX SWITCH AT RT AFT DOOR, SYSTEM OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ALL EXTERIOR EMERGENCY LIGHTS REPORTED ON. RETURNED TO GATE. ASSOCIATED WITH RT AFT ENT DOOR LIGHT CYCLING ON AND OFF. REPLACED PROX SWITCH AT RT AFT DOOR, SYSTEM OPS CHECK GOOD.