Toyota Tundra (2015 year). Manual — part 359
Duration
0.128 seconds or more
MIL operation
Immediately
TYPICAL ENABLING CONDITIONS
All
The monitor will run whenever the following DTCs are not present
None
Battery voltage
8 V or more
Ignition switch
ON
Starter
OFF
P0979: Range Check (Low Resistance)
Command to shift solenoid valve S3
ON
P0980: Range Check (High Resistance)
Command to shift solenoid valve S3
OFF
TYPICAL MALFUNCTION THRESHOLDS
P0979: Range Check (Low Resistance)
Shift solenoid valve S3 resistance
8 Ω or less
P0980: Range Check (High Resistance)
Shift solenoid valve S3 resistance
100 kΩ or more
COMPONENT OPERATING RANGE
Shift solenoid valve S3 resistance
11 to 15 Ω at 20°C (68°F)
WIRING DIAGRAM
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
INSPECTION PROCEDURE
NOTICE:
Perform the universal trip to clear permanent DTCs
.
HINT:
The shift solenoid valve S3 is turned ON/OFF normally when the shift lever is in D:
ECM gear shift command
1st
2nd
3rd
4th
5th
6th
Shift solenoid valve S3
ON
ON
ON
OFF
OFF
OFF
PROCEDURE
1.
INSPECT TRANSMISSION WIRE (SHIFT SOLENOID VALVE S3)
(a) Disconnect the D83 transmission wire connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
OK
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
9 (S3) - Body ground
20°C (68°F)
11 to 15 Ω
Text in Illustration
*a
Component without harness connected
(Transmission Wire)
NG
GO TO STEP 3
2.
CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE - ECM)
(a) Disconnect the D74 ECM connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
D74-3 (S3) - Body ground
20°C (68°F)
11 to 15 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE ECM
3.
INSPECT SHIFT SOLENOID VALVE S3
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
NG
REPLACE SHIFT SOLENOID VALVE S3
OK
REPAIR OR REPLACE TRANSMISSION WIRE
A760E AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMIS...
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