Toyota Tundra (2015 year). Manual — part 2146
OK
.
OK:
GO TO STEP 3
2.
CHECK FOR DTC
(a) Clear the DTCs
.
(b) Check for DTCs
.
Result
RESULT
PROCEED TO
No DTC is output
A
DTC B2343 is output
B
B
REPLACE SLIDING ROOF DRIVE GEAR
SUB-ASSEMBLY (SLIDING ROOF ECU)
A
END
3.
CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - ROOF CONSOLE BOX)
SLIDING ROOF: SLIDING ROOF SYSTEM: B2343; Position Initializa...
OK
(a) Disconnect the W3 ECU connector.
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
4.
INSPECT SLIDING ROOF SWITCH
SLIDING ROOF: SLIDING ROOF SYSTEM: B2343; Position Initializa...
OK
.
(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
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
5.
INSPECT ROOF CONSOLE BOX ASSEMBLY
SLIDING ROOF: SLIDING ROOF SYSTEM: B2343; Position Initializa...
.
(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
OK
REPLACE SLIDING ROOF DRIVE GEAR
SUB-ASSEMBLY
SLIDING ROOF: SLIDING ROOF SYSTEM: B2343; Position Initializa...
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