Toyota Tundra (2015 year). Manual — part 2739
Last Modified: 9-16-2014
6.6 U
Doc ID: RM000002S8E03TX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM: DATA LIST / ACTIVE TEST; 2015 MY Tundra
[08/2014 - ]
DATA LIST / ACTIVE TEST
1. READ DATA LIST
HINT:
NOTICE:
In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely
on these reference values when deciding whether a part is faulty or not.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Data List.
(e) According to the display on the Techstream, read the Data List.
Main Body
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL
CONDITION
DIAGNOSTIC NOTE
Communication
D-Door Motor
Connection status between power window
regulator motor (for driver side) and main body
ECU / OK or STOP
OK:
Connection
STOP: No
connection
When there is a
malfunction, a DTC is
stored.
Communication
P-Door Motor
Connection status between power window
regulator motor (for front passenger side) and
main body ECU / OK or STOP
OK:
Connection
STOP: No
connection
When there is a
malfunction, a DTC is
stored.
Communication
Slide Roof
OK:
Connection
STOP: No
connection
When there is a
malfunction, a DTC is
stored.
Communication
Master SW
Connection status between power window ECU
(master switch) and main body ECU / OK or
STOP
OK:
Connection
STOP: No
connection
When there is a
malfunction, a DTC is
stored.
Number of
DTCs
-
MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM:...
Last Modified: 9-16-2014
6.6 C
Doc ID: RM000002S8B043X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM: B1206; P/W Master Switch Communication
Stop; 2015 MY Tundra [08/2014 - ]
DTC
B1206
P/W Master Switch Communication Stop
DESCRIPTION
This DTC is output when LIN communication between the power window regulator master switch assembly and
main body ECU (driver side junction block) stops for 10 seconds or more.
DTC
CODE
DTC DETECTION CONDITION
TROUBLE AREA
B1206
No communication between the power window regulator master
switch assembly and main body ECU (driver side junction block)
for 10 seconds or more.
Power window regulator
master switch assembly
Main body ECU (driver
side junction block)
Harness or connector
WIRING DIAGRAM
INSPECTION PROCEDURE
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 Techstream and vehicle begins.
MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM:...
NEXT
A
HINT:
DTC B2325 is stored when communication between the master switch and main body ECU (driver side
junction block) stops.
PROCEDURE
1.
CLEAR DTC
(a) Clear the DTC
.
2.
CHECK FOR DTC
(a) Check for DTCs
.
Result
RESULT
PROCEED TO
DTC B1206 output reoccurs
A
DTC B1206 output does not reoccur
B
B
USE SIMULATION METHOD TO CHECK
3.
CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - MASTER SWITCH)
MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM:...
OK
(a) Disconnect the J2 main body ECU (driver side junction
block) connector.
(b) Disconnect the N2 power window regulator master switch assembly connector.
(c) Measure the resistance according to the value(s) in the tables below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J2-10 (LIN2) - N2-6 (LIN1)
Always
Below 1 Ω
J2-10 (LIN2) or N2-6 (LIN1) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
4.
CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (MASTER
SWITCH - BATTERY AND BODY GROUND)
(a) Disconnect the N2 power window regulator master switch
assembly connector.
MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM:...
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