Toyota Tacoma (2015-2018) Service Manual: Neutral Position Switch Circuit
DESCRIPTION
The ECM uses the neutral position switch installed to the manual transmission assembly to detect when the transmission is in the neutral position.
WIRING DIAGRAM
PROCEDURE
|
1. |
READ VALUE USING TECHSTREAM (NEUTRAL SWITCH) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Data List / Neutral Switch.
(e) Read the value when the shift lever is in neutral and any other position
OK:
|
Tester Display |
Condition |
Normal Condition |
|---|---|---|
|
Neutral Position Switch |
Shift lever is in neutral |
ON |
|
Shift lever is in any position other than neutral |
OFF |
| OK | .gif) |
USE SIMULATION METHOD TO CHECK |
|
.gif)
|
2. |
CHECK TERMINAL VOLTAGE (VC) |
(a) Turn the ignition switch to ON.
(b) Measure the voltage according to the value(s) in the table below.
|
*a |
Component with harness connected (ECM) |
- |
- |
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E10-23 (VC) - E9-23 (ETHW) |
Ignition switch ON |
4.8 to 5.2 V |
| NG | |
GO TO SFI SYSTEM |
|
|
3. |
CHECK HARNESS AND CONNECTOR (ECM - NEUTRAL POSITION SWITCH) |
(a) Disconnect the E9, E10 and E11 ECM connectors.
(b) Disconnect the N37 neutral position switch connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E10-23 (VC) - N37-1 (W1) |
Always |
Below 1 Ω |
|
E11-22 (NPSW) - N37-2 (TMN) |
Always |
Below 1 Ω |
|
E9-23 (ETHW) - N37-3 (F+) |
Always |
Below 1 Ω |
|
E10-23 (VC) or N37-1 (W1) - Body ground |
Always |
10 kΩ or higher |
|
E11-22 (NPSW) or N37-2 (TMN) - Body ground |
Always |
10 kΩ or higher |
|
E9-23 (ETHW) or N37-3 (F+) - Body ground |
Always |
10 kΩ or higher |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
4. |
CHECK TERMINAL VOLTAGE (NPSW) |
(a) Measure the voltage according to the value(s) in the table below.
|
*a |
Component with harness connected (ECM) |
- |
- |
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E11-22 (NPSW) - E9-23 (ETHW) |
Ignition switch ON, shift lever in neutral |
2.7 to 4.3 V |
|
Ignition switch ON, shift lever in any position other than neutral |
0.7 to 1.9 V |
| OK | |
REPLACE ECM |
|
|
5. |
REPLACE NEUTRAL POSITION SWITCH |
(a) Replace the neutral position switch.
Click here .gif)
|
|
6. |
READ VALUE USING TECHSTREAM (NEUTRAL SWITCH) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Data List / Neutral Switch.
(e) Read the value when the shift lever is in neutral and any other position
OK:
|
Tester Display |
Condition |
Normal Condition |
|---|---|---|
|
Neutral Switch |
Shift lever is in neutral |
ON |
|
Shift lever is in any position other than neutral |
OFF |
| OK | |
END |
| NG | |
REPLACE ECM |
Cruise SET Indicator Light Circuit
DESCRIPTION
The ECM illuminates the cruise control SET indicator by sending indicator output
demand signals to the combination meter assembly via CAN communication. The cruise
control SET indicat ...
Other materials:
Seat Belt Buckle Switch LH Circuit Malfunction (B1656/38)
DESCRIPTION
The seat belt buckle switch LH circuit consists of the airbag sensor assembly
and the front seat inner belt assembly LH (seat belt buckle switch LH).
DTC B1655/37 is stored when a malfunction is detected in the seat belt buckle
switch LH circuit.
DTC No.
DTC ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use this procedure to troubleshoot the theft deterrent system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
...
Rear Center Seat Outer Belt Assembly(for Double Cab)
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR SEATBACK HINGE COVER
2. REMOVE REAR SEATBACK BOARD SUB-ASSEMBLY
3. REMOVE SEAT BELT ANCHOR COVER CAP
4. REMOVE REAR SEAT SHOULDER BELT COVER
5. REMOVE CENTER SEATBACK PAD
(a) Remove th ...
