NTB21-093

Classification:
Reference:
EL21-015
Date:
NTB21-093
October 6, 2021
WATER INTRUSION INTO REAR COMBINATION LAMP CAN
CAUSE MULTIPLE DTCS AND NO-START CONDITION
APPLIED VEHICLES:
2016-2021 Titan/Titan XD (A61)
SERVICE INFORMATION
Water intrusion into one or both of the rear combination lamp assemblies can cause
multiple DTCs, and possibly cause the vehicle’s engine to not start. Water intrusion into
one or both rear combination lamp assemblies has been found to migrate through the
harness, and can cause harness connector terminals in C1/E41 to corrode (Figure 1 on
page 2).

Repair any damaged rear combination lamp assemblies immediately to avoid
potential harness damage.
Harness connector terminals in C1/E41 found to be damaged through water
intrusion due to a damaged rear combination lamp assembly is not warrantable.
Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are
properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job
properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO
NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle.
1/2
Water enters through damaged rear
combination lamp assembly and migrates
through harness
Figure 1
AMENDMENT HISTORY
PUBLISHED DATE REFERENCE
October 6, 2021
NTB21-093
DESCRIPTION
Original bulletin published
2/2
NTB21-093