Toyota Tacoma 2015-2018 Service Manual: Multi-terrain Select Indicator Light Remains ON
DESCRIPTION
Refer to Multi-terrain Select Indicator Light does not Come ON (See page
.gif)
).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
- When replacing the skid control ECU (master cylinder solenoid), perform
calibration (See page
).
- Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
| NG | .gif) |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
.gif)
|
2. |
CHECK DTC |
(a) Check for DTCs (See page
).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
REPAIR CIRCUITS INDICATED BY OUTPUT DTCS |
|
|
3. |
INSPECT SKID CONTROL ECU (PKB TERMINAL) |
(a) Disconnect the S1 skid control ECU (master cylinder solenoid) connector.
|
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(c) Reconnect the S1 skid control ECU (master cylinder solenoid) connector.
| NG | |
GO TO STEP 5 |
|
|
4. |
REPLACE COMBINATION METER ASSEMBLY |
(a) Replace the combination meter assembly a new one.
OK:
The multi-terrain select indicator light turns on or off in accordance with the switch operation.
| OK | |
REPLACE MASTER CYLINDER SOLENOID |
| NG | |
END |
|
5. |
INSPECT DRIVE MONITOR SWITCH |
(a) Remove the multi-terrain select switch (drive monitor switch) (See page
).
(b) Inspect the multi-terrain select (drive monitor switch) (See page
).
| NG | |
REPLACE DRIVE MONITOR SWITCH |
|
|
6. |
INSPECT ROOF CONSOLE BOX ASSEMBLY |
(a) Remove the roof console box assembly.
- for Double Cab: (See page
)
- for Access Cab: (See page
)
Text in Illustration
|
*a |
Component without harness connected (Roof Console Box Assembly) |
- |
- |
(b) Measure the resistance according the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
R44-2 (SWI1) - 4 |
Always |
Below 1 Ω |
|
R44-3 (DN) - 7 |
Always |
Below 1 Ω |
|
R44-4 (ECU) - 6 |
Always |
Below 1 Ω |
|
R44-5 (UP) - 3 |
Always |
Below 1 Ω |
|
R44-12 (GND) - 5 |
Always |
Below 1 Ω |
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (for Double Cab) |
B |
|
NG (for Access Cab) |
C |
| A | |
REPAIR OR REPLACE HARNESS OR CONNECTOR (MASTER CYLINDER SOLENOID - ROOF CONSOLE BOX ASSEMBLY) |
| B | |
REPLACE ROOF CONSOLE BOX ASSEMBLY |
| C | |
REPLACE ROOF CONSOLE BOX ASSEMBLY |
Multi-terrain Select Indicator Light does not Come ON
DESCRIPTION
When the transfer gear position is L4, the multi-terrain select indicator light
illuminates and control begins.
Under any of the following conditions, the multi-terrain select system d ...
Brake Warning Light does not Come ON
DESCRIPTION
Refer to Brake Warning Light Remains ON (See page
).
WIRING DIAGRAM
Refer to Brake Warning Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing th ...
Other materials:
Acceleration Sensor Power Supply Voltage Malfunction (C1381)
DESCRIPTION
The skid control ECU (brake actuator assembly) receives signals from the yaw
rate and acceleration sensor (airbag sensor assembly) via the CAN communication
system.
The airbag sensor assembly has a built-in acceleration sensor and detects the
vehicle condition.
If there is troub ...
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
).
...
Parts Location
PARTS LOCATION
ILLUSTRATION
*A
for Vacuum Brake Booster
*B
for Hydraulic Brake Booster
*1
BRAKE ACTUATOR ASSEMBLY (SKID CONTROL ECU)
*2
BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY (SKID CONTROL ECU)
...