As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R4 DOOR EMER POWER ASSIST SYS, FUNCTIONAL TEST FAILED. R & R R4 DOOR EMER POWER ASSIST SYS PACK. WIRING RESISTANCE & INSULATION TEST & R4 DOOR EMER POWER ASSIST SYS BATTERY OPERATIONAL TEST PERFORMED IAW AMM 52-11-20 & WDM 52-11-16. SYS CHECKED NORMAL.