Service difficulty report · Warning Light · Boeing 737924ER

Difficulty date
May 13, 2025
Submitted
May 15, 2025
Operation
Air carrier
Aircraft
N78448
Make and model
Boeing 737924ER
Aircraft serial
40003
Aircraft time
41,519 hours, 15,176 cycles
System (JASC)
5200 · Doors
Part
Warning Light
Condition
Illuminated
Location
Psu
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PSEU LITE ILLUMINATED AFTER LANDING PERFORMED PSEU BITE PROCEDURE. 32-09 TASK 801. FOUND FAULT MESSAGE LOW SW DISAGREE. MTX MESSAGE 52-72020. OVERWING EXIT DOOR SW DISAGREEMENT PROBLEM. REF FIM TASK 52-20 TASK 805 FOR FURTHER TROUBLESHOOTING. THERES NO HISTORY ON THE OVERWING DOOR AND THEN PERFORMED OPERATIONAL TEST IN REF TO TASK 32-09-10-740-801 (SELF TEST). TEST PASSED AT THIS TIME. OK TO RETURN TO SERVICE.