Toyota Tacoma 2015-2018 Service Manual: 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 does not begin control and the multi-terrain select indicator light does not illuminate.
- The vehicle is in the VSC/TRAC OFF state.
- Crawl Control is operating.
- There is a malfunction in the VSC system.
WIRING DIAGRAM
Refer to Crawl Indicator Light Remains ON (See page
.gif)
).
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 |
| B | |
REPAIR CIRCUITS INDICATED BY OUTPUT DTCS |
|
|
3. |
INSPECT SKID CONTROL ECU (PKB TERMINAL) |
| NG | |
GO TO STEP 5 |
|
|
4. |
REPLACE COMBINATION METER ASSEMBLY |
| OK | |
END |
| NG | |
REPLACE MASTER CYLINDER SOLENOID |
|
5. |
INSPECT DRIVE MONITOR SWITCH |
| NG | |
REPLACE DRIVE MONITOR SWITCH |
|
|
6. |
INSPECT ROOF CONSOLE BOX ASSEMBLY |
| 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 |
Crawl Indicator Light Remains ON
DESCRIPTION
When CRAWL starts after operating the CRAWL switch (drive monitor switch), the
CRAWL indicator light turns on. While CRAWL is in the process of stopping, the CRAWL
indicator light beg ...
Multi-terrain Select Indicator Light Remains ON
DESCRIPTION
Refer to Multi-terrain Select Indicator Light does not Come ON (See page
).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (master cyli ...
Other materials:
Crawl Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT CRAWL CONTROL SWITCH (DRIVE MONITOR SWITCH)
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*1
Crawl Control Sw ...
Customize Parameters
CUSTOMIZE PARAMETERS
PROCEDURE
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Record the current settings before cus ...
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 ...