Toyota Tundra (2015 year). Manual — part 2145
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
Up Switch Failure
(Past)
Up switch failure signal (Past)/ON
or OFF
-
Close Switch Failure
(Past)
Close switch failure signal
(Past)/ON or OFF
-
Open Switch Failure
(Past)
Open switch failure signal
(Past)/ON or OFF
-
OK:
GO TO STEP 3
OK
REPLACE SLIDING ROOF DRIVE GEAR
SUB-ASSEMBLY (SLIDING ROOF ECU)
3.
INSPECT SLIDING ROOF SWITCH
.
(b) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER
CONNECTION
SWITCH CONDITION
SPECIFIED
CONDITION
1 (UP) - 5 (E)
TILT switch is pressed to up
Below 1 Ω
1 (UP) - 5 (E)
TILT switch is not pressed
to up
10 kΩ or higher
2 (DWN) - 5 (E)
TILT switch is pressed to
down
Below 1 Ω
2 (DWN) - 5 (E)
TILT switch is not pressed
to down
10 kΩ or higher
4 (OPN) - 5 (E)
SLIDE switch is pressed to
open
Below 1 Ω
4 (OPN) - 5 (E)
SLIDE switch is not pressed
to open
10 kΩ or higher
SLIDING ROOF: SLIDING ROOF SYSTEM: B2342; Switch Failure; ...
OK
TESTER
CONNECTION
SWITCH CONDITION
SPECIFIED
CONDITION
3 (CLS) - 5 (E)
SLIDE switch is pressed to
close
Below 1 Ω
3 (CLS) - 5 (E)
SLIDE switch is not pressed
to close
10 kΩ or higher
NG
REPLACE SLIDING ROOF SWITCH
4.
INSPECT ROOF CONSOLE BOX ASSEMBLY
.
(b) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER
CONNECTION
SWITCH CONDITION
SPECIFIED
CONDITION
6 (UP) - 7 (E)
TILT switch is pressed to up
Below 1 Ω
6 (UP) - 7 (E)
TILT switch is not pressed
to up
10 kΩ or higher
5 (DWN) - 7 (E)
TILT switch is pressed to
down
Below 1 Ω
5 (DWN) - 7 (E)
TILT switch is not pressed
to down
10 kΩ or higher
4 (OPN) - 7 (E)
SLIDE switch is pressed to
open
Below 1 Ω
4 (OPN) - 7 (E)
SLIDE switch is not pressed
to open
10 kΩ or higher
3 (CLS) - 7 (E)
SLIDE switch is pressed to
close
Below 1 Ω
3 (CLS) - 7 (E)
SLIDE switch is not pressed
to close
10 kΩ or higher
NG
REPLACE ROOF CONSOLE BOX ASSEMBLY
SLIDING ROOF: SLIDING ROOF SYSTEM: B2342; Switch Failure; ...
OK
5.
CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - ROOF CONSOLE BOX)
(a) Disconnect the W3 ECU connector.
below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
W3-1 (UP) - W7-6 (UP)
Always
Below 1 Ω
W3-2 (DWN) - W7-5 (DWN)
Always
Below 1 Ω
W3-6 (OPN) - W7-4 (OPN)
Always
Below 1 Ω
W3-7 (CLS) - W7-3 (CLS)
Always
Below 1 Ω
W7-6 (UP) - Body ground
Always
10 kΩ or higher
W7-5 (DWN) - Body ground
Always
10 kΩ or higher
W7-3 (CLS) - Body ground
Always
10 kΩ or higher
W7-4 (OPN) - Body ground
Always
10 kΩ or higher
W7-7 (E) - Body ground
Always
Below 1 Ω
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE SLIDING ROOF DRIVE GEAR
SUB-ASSEMBLY
SLIDING ROOF: SLIDING ROOF SYSTEM: B2342; Switch Failure; ...
Last Modified: 9-16-2014
6.6 C
Doc ID: RM0000029GI09ZX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: SLIDING ROOF: SLIDING ROOF SYSTEM: B2343; Position Initialization Incomplete; 2015 MY Tundra
[08/2014 - ]
DTC
B2343
Position Initialization Incomplete
DESCRIPTION
CODE
DTC DETECTION CONDITION
TROUBLE AREA
B2343
Harness and connector
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1.
INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU)
SLIDING ROOF: SLIDING ROOF SYSTEM: B2343; Position Initializa...
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