NTB16-045B

Classification:
Reference:
AT16-003B
Date:
NTB16-045B
March 2, 2021
2016-2019 TITAN AND TITAN XD; 7 SPEED A/T DTCs STORED
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.
APPLIED VEHICLES:
2016-2019 Titan and Titan XD (A61)
APPLIED TRANSMISSION:
RE7R01B (7 A/T – 7 speed)
APPLIED ENGINE:
VK56VD (V8 Gasoline)
SERVICE INFORMATION
IMPORTANT: If you confirm one or more of the following transmission DTCs are stored:
P0729: 6GR Incorrect Ratio
P0730: Incorrect Gear Ratio
P0731: 1GR Incorrect Ratio
P0732: 2GR Incorrect Ratio
P0733: 3GR Incorrect Ratio
P0734: 4GR Incorrect Ratio
P0735: 5GR Incorrect Ratio
P1734: 7GR Incorrect Ratio
Before performing any transmission repairs:
1. Check all of the engine intake air ducting and make sure:

It is connected securely and correctly at the throttle body and all other
connections. See Figures 1 and 2 on the next page.

All clamps and connectors are secure and tight.

There are no air leaks.
2. Perform DTC confirmation procedure to confirm the incident.

Refer to the Electronic Service Manual (ESM) for DTC confirmation procedures.
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
Secure
connection
Connection
not secure

X
Figure 1
Figure 2
AMENDMENT HISTORY
PUBLISHED DATE
REFERENCE
DESCRIPTION
April 21, 2016
NTB16-045
November 11, 2016
NTB16-045A
APPLIED VEHICLES revised
March 2, 2021
NTB16-045B
APPLIED VEHICLES revised
Original bulletin published
2/2
NTB16-045B