Toyota Tundra (2015 year). Manual — part 437
SHIFT
LEVER
POSITION
GEAR*
SHIFT
SOLENOID
S1
SHIFT
SOLENOID
S2
SHIFT
SOLENOID
S3
SHIFT
SOLENOID
S4
SHIFT
SOLENOID
SR
SHIFT
SOLENOID
SL1
SHIFT
SOLENOID
SL2
2nd
ON
ON
ON
OFF
X
OFF
ON
3rd
(E/B)
ON
OFF
ON
OFF
X
OFF
OFF
S2
1st
OFF
ON
ON
OFF
X
OFF
ON
2nd
(E/B)
ON
ON
ON
ON
X
OFF
OFF
S1
1st
(E/B)
OFF
ON
ON
OFF
X
OFF
OFF
The ECM controls the gear position as shown in the table below when malfunctions occur.
DTC
CONDITION
GEAR*1
-
Normal
1st
2nd
3rd 4th 5th 6th
P0751
Shift solenoid valve S1:
Stuck OFF malfunction
1st*2 1st*2 3rd 3rd 3rd 3rd
P0761
Shift solenoid valve S3:
Stuck ON malfunction
1st
2nd
3rd 3rd 3rd 3rd
P0766
P0776
Shift solenoid valve S4, shift solenoid valve SL2 or valve body (brake
control valve):
Malfunction
1st
2nd
3rd 3rd 3rd 3rd
P0781
Valve body (1-2 shift valve):
Malfunction
1st*2 1st*2 3rd 3rd 3rd 3rd
P0729
Valve body (sequence valve):
Malfunction
1st
2nd
3rd 3rd 3rd 3rd
HINT:
*1: Actual gear shift (gear position) under fail-safe operation.
*2: Under engine braking, downshifting to 1st or 2nd gear is prohibited.
A760F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISS...
Last Modified: 9-16-2014
6.6 U
Doc ID: RM000000W7E0XCX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: A760F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION 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) Warm up the engine.
(b) Turn the ignition switch off.
(c) Connect the Techstream to the DLC3.
(d) Turn the ignition switch to ON.
(e) Turn the Techstream on.
(f) Enter the following menus: Powertrain / Engine and ECT / Data List.
(g) According to the display on the Techstream, read the Data List.
Engine and ECT
TESTER
DISPLAY
MEASUREMENT
ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC NOTE
N Range Status
Shift lever N
status/
ON or OFF
ON: Shift lever in P or N
OFF: Shift lever not in P
or N
-
Neutral Position
SW Signal
PNP switch status/
ON or OFF
Shift lever in P or N: ON
Shift lever not in P or
N: OFF
When the shift lever position
displayed on the Techstream differs
from the actual position, the
HINT:
When failure still occurs even
after adjusting these parts,
refer to DTC P0705
.
Transfer L4
Transfer status/
ON or OFF
ON: Transfer in 4L
OFF: Transfer not in 4L
-
A760F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISS...
TESTER
DISPLAY
MEASUREMENT
ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC NOTE
Stop Light
Switch
Stop light switch
status/
ON or OFF
Brake pedal depressed:
ON
Brake pedal released:
OFF
-
SPD (NT)
Input shaft speed/
Min.: 0 rpm
Max.: 12750 rpm
Lock-up ON (after
warming up engine):
Input turbine speed
(NT) is equal to engine
speed
Lock-up OFF (idling with
shift lever in N): Input
turbine speed (NT) is
nearly equal to engine
speed
SPD (SP2)
Output shaft
speed/
Min.: 0 km/h (0
mph)
Max.: 255 km/h
(158 mph)
Vehicle stopped: 0 km/h (0 mph)
(output shaft speed equal to
vehicle speed)
-
Shift SW Status
(P Range)
PNP switch status/
ON or OFF
Shift lever in P: ON
Shift lever not in P: OFF
When the shift lever position
displayed on the Techstream differs
from the actual position, the
HINT:
When failure still occurs even
after adjusting these parts,
refer to DTC P0705
.
Shift SW Status
(R Range)
PNP switch status/
ON or OFF
Shift lever in R: ON
Shift lever not in R: OFF
When the shift lever position
displayed on the Techstream differs
from the actual position, the
HINT:
When failure still occurs even
after adjusting these parts,
refer to DTC P0705
.
Shift SW Status
(N Range)
PNP switch status/
ON or OFF
Shift lever in N: ON
Shift lever not in N: OFF
When the shift lever position
displayed on the Techstream differs
from the actual position, the
A760F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISS...
TESTER
DISPLAY
MEASUREMENT
ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC NOTE
HINT:
When failure still occurs even
after adjusting these parts,
refer to DTC P0705
.
Shift SW Status
(N, P Range)
Supported
support/
Supp or Unsupp
-
-
Shift SW Status
(N, P Range)
PNP switch status/
ON or OFF
Shift lever in P or N: ON
Shift lever not in P or
N: OFF
-
Sports Shift Up
SW
Sport shift up
switch status/
ON or OFF
ON: Shift lever held in
"+" (up-shift)
OFF: Shift lever not
held in "+" (up-shift)
-
Sports Shift
Down SW
Sport shift down
switch status/
ON or OFF
ON: Shift lever held in
"-" (down-shift)
OFF: Shift lever not
held in "-" (down-shift)
-
Sports Mode
Selection SW
Sport mode select
switch status/
ON or OFF
ON: Shift lever in S, "+"
or "-"
OFF: Shift lever not in
S, "+" or "-"
-
Shift SW Status
(D Range)
PNP switch status/
ON or OFF
Shift lever in D, S, "+"
or "-": ON
Shift lever not in D, S,
"+" or "-": OFF
When the shift lever position
displayed on the Techstream differs
from the actual position, the
HINT:
When failure still occurs even
after adjusting these parts,
refer to DTC P0705
.
A/T Oil
Temperature 1
No. 1 ATF
temperature
sensor value/
Min.: -40°C
(-40°F)
Max.: 150°C
(302°F)
After stall test:
Approximately 80°C
(176°F)
Equal to ambient
temperature when
engine cold
If the value is -40°C (-40°F) or
150°C (302°F), the No. 1 ATF
temperature sensor circuit is open or
shorted.
A760F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISS...
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