Toyota Tacoma (2015-2018) Service Manual: Speed Sensor
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE TRANSMISSION REVOLUTION SENSOR (NT)
|
(a) Disconnect the transmission revolution sensor (NT) connector. |
|
(b) Remove the bolt and transmission revolution sensor (NT).
(c) Remove the O-ring from the transmission revolution sensor (NT).
2. REMOVE TRANSMISSION REVOLUTION SENSOR (SP2)
|
(a) Disconnect the transmission revolution sensor (SP2) connector. |
|
(b) Remove the bolt and transmission revolution sensor (SP2).
(c) Remove the O-ring from the transmission revolution sensor (SP2).
Inspection
INSPECTION
PROCEDURE
1. INSPECT TRANSMISSION REVOLUTION SENSOR (NT)
(a) Connect the battery to the transmission revolution sensor (NT) as shown in the illustration.
Text in Illustration
|
*1 |
Transmission Revolution Sensor (NT) |
*2 |
Battery |
|
*a |
Component without harness connected (Transmission Revolution Sensor (NT)) |
*b |
Ammeter |
|
*c |
Magnet |
*d |
5 mm (0.197 in.) or less |
(b) Wave a magnetic object left and right in front of the transmission revolution sensor (NT) tip (5 mm (0.197 in.) or less) to change the high/low signals while measuring the current.
NOTICE:
Make sure to wave the magnetic object during the inspection. The current will not change without waving the magnetic object as indicated by the arrow in the illustration.
(c) Measure the current according to the value(s) in the table below.
Standard Current:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (NTO) - 2 (NTB) |
Low signal |
4 to 8 mA |
|
High signal |
12 to 16 mA |
If the result is not as specified, replace the transmission revolution sensor (NT).
2. INSPECT TRANSMISSION REVOLUTION SENSOR (SP2)
(a) Connect the battery to the transmission revolution sensor (SP2) as shown in the illustration.
Text in Illustration
|
*1 |
Transmission Revolution Sensor (SP2) |
*2 |
Battery |
|
*a |
Component without harness connected (Transmission Revolution Sensor (SP2)) |
*b |
Ammeter |
|
*c |
Magnet |
*d |
5 mm (0.197 in.) or less |
(b) Wave a magnetic object left and right in front of the transmission revolution sensor (SP2) tip (5 mm (0.197 in.) or less) to change the high/low signals while measuring the current.
NOTICE:
Make sure to wave the magnetic object during the inspection. The current will not change without waving the magnetic object as indicated by the arrow in the illustration.
(c) Measure the current according to the value(s) in the table below.
Standard Current:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (SP2O) - 2 (SP2B) |
Low signal |
4 to 8 mA |
|
High signal |
12 to 16 mA |
If the result is not as specified, replace the transmission revolution sensor (SP2).
Installation
INSTALLATION
PROCEDURE
1. INSTALL TRANSMISSION REVOLUTION SENSOR (SP2)
(a) Coat a new O-ring with ATF and install it to the transmission revolution sensor (SP2).
(b) Install the transmission revolution sensor (SP2) with the bolt.
Torque:
5.4 N·m {55 kgf·cm, 48 in·lbf}
(c) Connect the transmission revolution sensor (SP2) connector.
2. INSTALL TRANSMISSION REVOLUTION SENSOR (NT)
(a) Coat a new O-ring with ATF and install it to the transmission revolution sensor (NT).
(b) Install the transmission revolution sensor (NT) with the bolt.
Torque:
5.4 N·m {55 kgf·cm, 48 in·lbf}
(c) Connect the transmission revolution sensor (NT) connector.
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL INDICATOR LIGHT WIRE SUB-ASSEMBLY
(a) Connect the connector to install the indicator light wire sub-assembly
to the shift position indicator.
...
Torque Converter And Drive Plate
Inspection
INSPECTION
PROCEDURE
1. INSPECT TORQUE CONVERTER ASSEMBLY
(a) Inspect the one-way clutch.
(1) Press on the spline of the stator with a finger and rotate the spline. Check
that the ...
Other materials:
Parking Brake Switch Circuit
DESCRIPTION
This circuit is from the parking brake switch assembly to the radio and display
receiver assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK VEHICLE SIGNAL
(a) Display the "Vehicle Signal Check Mode" screen (See page
).
...
Check Bus 3 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resis ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
