Toyota Tacoma (2015-2018) Service Manual: Crawl Indicator Light does not Come ON
DESCRIPTION
Refer to Crawl Indicator Light Remains ON (See page
.gif)
).
WIRING DIAGRAM
Refer to Crawl Indicator Light Remains ON (See page
).
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. |
READ VALUE USING TECHSTREAM (CRAWL CONTROL SWITCH) |
| NG | |
GO TO STEP 4 |
|
|
3. |
PERFORM ACTIVE TEST USING TECHSTREAM (CRAWL CONTROL LIGHT) |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
ABS/VSC/TRAC|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Crawl Control Light |
CRAWL indicator light |
Indicator light ON/OFF |
Observe the combination meter. |
(f) Check the Techstream display condition of the brake warning light.
Result|
Result |
Proceed to |
|---|---|
|
Display of the Data List remains OFF |
A |
|
Display of the Data List remains ON |
B |
| A | |
GO TO METER / GAUGE SYSTEM |
| B | |
REPLACE MASTER CYLINDER SOLENOID |
|
4. |
INSPECT DRIVE MONITOR SWITCH |
| NG | |
REPLACE DRIVE MONITOR SWITCH |
|
|
5. |
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 |
ABS Warning Light Remains ON
DESCRIPTION
If any of the following is detected, the ABS warning light remains on.
The skid control ECU (master cylinder solenoid) connectors are disconnected
from the skid control ECU (m ...
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 ...
Other materials:
Power outlet (120 VAC)∗
The power outlet can be used for electrical appliances.
Main switch
To use the power outlet, turn on the main switch.
The power supply starts a few seconds after the main switch is pressed.
Power outlet socket
Maximum available capacity of the power outlet
■ While the vehicle is being ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine ...
Open in Occupant Classification ECU Battery Positive Line (B1794)
DESCRIPTION
DTC B1794 is set when a malfunction is detected in the occupant detection ECU.
DTC No.
DTC Detections Conditions
Trouble Areas
B1794
Occupant detection ECU circuit malfunction
Occupant detection ECU malfuncti ...
