Tundra 4WD V8-5.7L (3UR-FE) (2007)
Control Module: All Technical Service Bulletins
Drivetrain - Transfer Case ECM Replacement Information
T-SB-0090-08
June 9, 2008
4WD ECM Replacement with Transfer Case/Transfer Case
Actuator Assembly Replacement
Service Category
Drivetrain
Section
Transfer/4wd/Awd
Market
USA
Applicability
Introduction
If the transfer case assembly or transfer case actuator assembly is replaced on some 2007 and 2008 model year Tundra vehicles the four wheel drive
(4WD) computer (ECM) may need to be replaced at the same time due to transfer case assembly and 4WD ECM logic changes. Refer to the procedure
below to confirm if replacement of the 4WD ECM will be required at the same time as the transfer case assembly or transfer case actuator assembly
replacement.
Warranty Information
APPLICABLE WARRANTY
^
This repair is covered under the Toyota Powertrain Warranty. This warranty is in effect for 60 months or 60,000 miles, whichever occurs first, from
the vehicle's in-service date.
^
Warranty application is limited to correction of a problem based upon a customer's specific complaint.