Toyota Tundra (2015 year). Manual — part 2332
TESTER
DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
OFF: Front passenger side
door is locked
OK:
The display is as specified in the normal condition column.
NG
GO TO STEP 2
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN
IN PROBLEM SYMPTOMS TABLE
2.
INSPECT FRONT DOOR LOCK MOTOR ASSEMBLY RH (UNLOCK DETECTION SWITCH)
(a) Remove the front door lock motor RH.
for Double Cab:
for Regular Cab:
for CrewMax:
(b) Measure the resistance according to the value(s) in the
table below.
Standard resistance:
TESTER CONNECTION SWITCH CONDITION SPECIFIED CONDITION
7 (LSSR) - 8 (E)
Lock
10 kΩ or higher
Unlock
Below 1 Ω
Result
RESULT
PROCEED TO
OK
A
NG (for Double Cab)
B
NG (for Regular Cab)
C
NG (for CrewMax)
D
B
REPLACE FRONT DOOR LOCK MOTOR ASSEMBLY RH
C
REPLACE FRONT DOOR LOCK MOTOR ASSEMBLY RH
D
REPLACE FRONT DOOR LOCK MOTOR ASSEMBLY RH
DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Front Pass...
A
3.
CHECK HARNESS AND CONNECTOR (FRONT DOOR LOCK MOTOR RH - MAIN BODY
ECU AND BODY GROUND)
(a) Disconnect the M4 door lock connector.
(b) Disconnect the J3 ECU connector.
(c) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
M4-7 (LSSR) - J3-27 (LSWP)
Always
Below 1 Ω
M4-7 (LSSR) - Body ground
Always
10 kΩ or higher
M4-8 (E) - Body ground
Always
Below 1 Ω
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE MAIN BODY ECU
DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Front Pass...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002VRT00LX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Rear Door UNLOCK Detection Switch LH Circuit;
2015 MY Tundra [08/2014 - ]
Rear Door UNLOCK Detection Switch LH Circuit
DESCRIPTION
The rear door unlock detection switch LH is built into the rear door lock motor LH. The switch turns on when the
rear door LH is unlocked and turns off when the door is locked. The main body ECU is connected to the rear door
lock motor LH via terminal LSWL and rear door LH lock/unlock state signals are input to the ECU. The main body
ECU applies voltage to the door unlock detection switch via terminal LSWL. When the door unlock detection switch
is off (there is continuity between the switch terminals), a lock state signal is input to the ECU. When the switch is
on (there is no continuity between the switch terminals), an unlock state signal is input.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1.
READ VALUE USING TECHSTREAM (UNLOCK DETECTION SWITCH)
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
RL-Door Lock Pos
SW
Rear door unlock detection switch LH signal /
ON or OFF
ON: Rear left door is
unlocked
OFF: Rear left door is
-
DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Rear Doo...
A
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
locked
OK:
The display is as specified in the normal condition column.
NG
GO TO STEP 2
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN
IN PROBLEM SYMPTOMS TABLE
2.
INSPECT REAR DOOR LOCK MOTOR ASSEMBLY LH (UNLOCK DETECTION SWITCH)
(a) Remove the rear door lock motor LH.
for Double Cab:
for CrewMax:
(b) Measure the resistance according to the value(s) in the
table below.
Standard resistance:
TESTER CONNECTION SWITCH CONDITION SPECIFIED CONDITION
9 (E) - 6 (LSSR)
Lock
10 kΩ or higher
Unlock
Below 1 Ω
Result
RESULT
PROCEED TO
OK
A
NG (for Double Cab)
B
NG (for CrewMax)
C
B
REPLACE REAR DOOR LOCK MOTOR ASSEMBLY LH
C
REPLACE REAR DOOR LOCK MOTOR ASSEMBLY LH
DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Rear Doo...
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