Toyota Tundra (2015 year). Manual — part 2740
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(b) Measure the resistance and voltage according to the value(s) in the tables below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
N2-1 (E) - Body ground
Always
Below 1 Ω
Standard Voltage:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
N2-3 (B) - Body ground
Always
11 to 14 V
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
5.
REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
(a) Temporarily replace the power window regulator master switch assembly with a new or normally
functioning one
.
(b) Clear the DTC
.
6.
CHECK FOR DTC
(a) Check for DTCs
.
Result
RESULT
PROCEED TO
DTC B1206 output does not reoccur
A
DTC B1206 output reoccurs
B
B
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION
BLOCK ASSEMBLY)
A
END (POWER WINDOW REGULATOR MASTER
SWITCH ASSEMBLY IS DEFECTIVE)
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Last Modified: 9-16-2014
6.6 C
Doc ID: RM000002S8A046X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
DTC
B1273
DTC
CODE
DTC DETECTION CONDITION
TROUBLE AREA
B1273
for 10 seconds or more
ECU)
Main body ECU (driver side
junction block)
Harness or connector
WIRING DIAGRAM
INSPECTION PROCEDURE
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A
NOTICE:
When using the Techstream with the ignition switch OFF to troubleshoot:
Connect the Techstream to the vehicle, and turn a courtesy switch on and off at 1.5 second intervals until
communication between the tester and vehicle begins.
HINT:
PROCEDURE
1.
CLEAR DTC
(a) Clear the DTC
.
2.
CHECK FOR DTC
(a) Check for DTCs
.
Result
RESULT
PROCEED TO
DTC B1273 output reoccurs
A
DTC B1273 output does not reoccur
B
B
USE SIMULATION METHOD TO CHECK
3.
CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - SLIDING ROOF DRIVE GEAR)
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