Toyota Tundra (2015 year). Manual — part 2128
(a) Disconnect the J4 ECU connector.
(b) Disconnect the J131 switch connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J4-2 (MIRE) - J131-2 (E)
Always
Below 1 Ω
J4-11 (MIRB) - J131-3 (M+)
Always
Below 1 Ω
J4-12 (MIRS) - J131-1 (MSW)
Always
Below 1 Ω
J131-3 (M+) - Body ground
Always
10 kΩ or higher
J131-2 (E) - Body ground
Always
10 kΩ or higher
J131-1 (MSW) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE MAIN BODY ECU
MIRROR: POWER MIRROR CONTROL SYSTEM (w/ Memory): Driv...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002Y4504RX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: MIRROR: POWER MIRROR CONTROL SYSTEM (w/ Memory): Front Passenger Side Power Mirror cannot be
Adjusted with Power Mirror Switch; 2015 MY Tundra [08/2014 - ]
Front Passenger Side Power Mirror cannot be Adjusted with Power Mirror Switch
SYSTEM DESCRIPTION
signals) through the CAN communication line. Then the switch input signals are sent to the outer mirror control
ECU. Mirror adjustment is controlled by the outer mirror control ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
MIRROR: POWER MIRROR CONTROL SYSTEM (w/ Memory): Fron...
A
1.
CHECK DTC
(a) Use the Techstream to check if the CAN communication system is functioning normally
.
Result
RESULT
PROCEED TO
CAN DTC is not output
A
CAN DTC is output
B
B
GO TO CAN COMMUNICATION SYSTEM
2.
READ VALUE USING TECHSTREAM (OUTER MIRROR SWITCH)
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
Mirror Selection
SW (Right)
Mirror master switch signal for RH
mirror / ON or OFF
ON: Switch is in R position
OFF: Switch is OFF or in L position
-
Mirror Position SW
(Right)
Mirror control switch signal
(RIGHT) / ON or OFF
ON: RIGHT switch is ON
OFF: Any switch except RIGHT is ON
or all switches are OFF
-
Mirror Position SW
(Left)
Mirror control switch signal (LEFT)
/ ON or OFF
ON: LEFT switch is ON
OFF: Any switch except LEFT is ON
or all switches are OFF
-
Mirror Position SW
(UP)
Mirror control switch signal (UP) /
ON or OFF
ON: UP switch is ON
OFF: Any switch except UP is ON or
all switches are OFF
-
Mirror Position SW
(Down)
Mirror control switch signal
(DOWN) / ON or OFF
ON: DOWN switch is ON
OFF: Any switch except DOWN is ON
or all switches are OFF
-
OK:
On screen, each item changes between ON and OFF according to above chart.
NG
GO TO STEP 5
MIRROR: POWER MIRROR CONTROL SYSTEM (w/ Memory): Fron...
OK
OK
3.
INSPECT OUTER REAR VIEW MIRROR RH
(a) Remove the mirror RH
.
MEASUREMENT CONDITION
SPECIFIED CONDITION
Battery positive (+) → Terminal 10 (MV)
Battery negative (-) → Terminal 11 (M+)
Turns upward (A)
Battery negative (-) → Terminal 10 (MV)
Battery positive (+) → Terminal 11 (M+)
Turns downward (B)
Battery positive (+) → Terminal 12 (MH)
Battery negative (-) → Terminal 11 (M+)
Turns left (C)
Battery negative (-) → Terminal 12 (MH)
Battery positive (+) → Terminal 11 (M+)
Turns right (D)
NG
REPLACE OUTER REAR VIEW MIRROR RH
MIRROR: POWER MIRROR CONTROL SYSTEM (w/ Memory): Fron...
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