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 begins blinking. When CRAWL totally stops, the CRAWL indicator light turns off.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(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) Select CAN Bus Check from the System Selection Menu screen and follow the
prompts on the screen to inspect the CAN bus (See page
).
OK:
CAN Bus Check indicates no malfunctions in CAN communication.
NG | ![]() |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
2. |
INSPECT SKID CONTROL ECU (TRS 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 4 |
|
3. |
READ VALUE 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.
(f) According to the display on the Techstream, read the Data List.
ABS/VSC/TRAC
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Crawl Control Light |
Crawl indicator light/ ON or OFF |
ON: Indicator light on OFF: Indicator light off |
- |
(g) 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 |
(a) Remove the crawl control switch (drive monitor switch) (See page
).
(b) Inspect the crawl control switch (drive monitor switch) (See page
).
NG | ![]() |
REPLACE DRIVE MONITOR SWITCH |
|
5. |
INSPECT ROOF CONSOLE BOX ASSEMBLY |
(a) Remove the roof console box assembly.
*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 |
---|---|---|
R44-1 (SWI3) - 2 |
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 |
Display does not Dim when Light Control Switch is Turned ON
PROCEDURE
1.
CHECK IMAGE QUALITY SETTING
(a) Display the "Display Settings" screen.
(b) Turn the light control switch to the tail or head position.
(c) Check if "Day Mode" on the display adjustment screen is on.
OK:
"Day Mode" sett ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
HINT:
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)
...
Door Control Receiver
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE ROOF HEADLINING ASSEMBLY (for Double Cab)
(See page )
2. REMOVE ROOF HEADLINING ASSEMBLY (for Access Cab)
(See page )
3. REMOVE DOOR CONTROL RECEIVER (w/o Tire Pressure Warning System)
(a) Disconne ...