DESCRIPTION
The AUTO LSD does not operate even if the VSC OFF switch is pressed under the following conditions:
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the brake actuator assembly, perform calibration (See page ).
PROCEDURE
1. |
CHECK CAN COMMUNICATION LINE |
(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 VSC OFF SWITCH |
(a) Turn the ignition switch off.
(b) Remove the VSC OFF switch (See page ).
(c) Inspect the VSC OFF switch (See page ).
OK:
The VSC OFF switch operates normally.
NG |
REPLACE VSC OFF SWITCH |
|
3. |
CHECK HARNESS AND CONNECTOR (BRAKE ACTUATOR ASSEMBLY - VSC OFF SWITCH) |
(a) Disconnect the S1 skid control ECU (brake actuator assembly) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S1-33 (CSW) - R44-16 |
Always |
Below 1 Ω |
S1-33 (CSW) or R44-16 -Body ground |
Always |
10 kΩ or higher |
R44-12 - Body ground |
Always |
Below 1 Ω |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
READ VALUE USING TECHSTREAM (AUTO LSD INDICATOR 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 / Data List.
ABS/VSC/TRAC
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Auto LSD Indicator Light |
Auto LSD indicator light/ ON or OFF |
ON: Indicator light on OFF: Indicator light off |
- |
(f) When performing the Auto LSD Indicator Light Active Test, check Auto LSD Indicator Light in the Data List (See page ).
ABS/VSC/TRAC
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Auto LSD Indicator Light |
Auto LSD indicator light |
Indicator light ON/OFF |
Observe the combination meter. |
Result |
Proceed to |
|
---|---|---|
Data List Display |
Data List Display when Performing Active Test ON/OFF Operation |
|
ON |
Does not change between ON and OFF |
A |
Changes between ON and OFF |
B |
|
OFF |
Does not change between ON and OFF |
A |
Changes between ON and OFF |
B |
A |
REPLACE MASTER CYLINDER SOLENOID |
B |
GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
Adjustment
ADJUSTMENT
PROCEDURE
1. BEFORE FILLING TRANSMISSION
The AC60E automatic transmission assembly requires Toyota Genuine ATF
WS.
If the entire automatic transmission assembly, automatic transmission
oil pan sub-assembly, drain plug, transmission valve body assembly and/or
torq ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. DTC CHECK USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Air Conditioner / Trouble Codes.
(e) Check for DTCs.
2. DTC CLEAR USING TECHSTREAM
(a) Conn ...
Installation
INSTALLATION
PROCEDURE
1. SET NO. 1 CYLINDER TO TDC/COMPRESSION
2. INSTALL CAMSHAFT TIMING GEAR BOLT
NOTICE:
There are different types of camshaft timing gear bolts. Make sure to check the
identification mark to determine the tightening torque.
*a
Identification Ma ...