DESCRIPTION
When the downhill assist control switch is turned on, the downhill assist control function is available and the downhill assist control indicator light illuminates.
WIRING DIAGRAM
Refer to Downhill Assist Control Indicator Light does not Come ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the master cylinder solenoid, 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 DOWNHILL ASSIST CONTROL SWITCH |
NG | ![]() |
REPLACE DOWNHILL ASSIST CONTROL SWITCH |
|
3. |
CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU HDCS CIRCUIT) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
READ VALUE USING TECHSTREAM (DOWNHILL ASSIST CONTROL LIGHT) |
A | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
B | ![]() |
GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
Bleeding
BLEEDING
CAUTION / NOTICE / HINT
NOTICE:
As brake fluid may overflow, do not leave the brake fluid can in the
reservoir filler opening when adding brake fluid.
Bleed air while adding fluid to maintain the fluid level between the
MIN and ...
Horn Circuit
DESCRIPTION
When the theft deterrent system is in the alarm sounding state, the main body
ECU outputs a signal repeatedly at 0.4 second intervals, causing the horn(s) to
sound.
WIRING DIAGRAM
PROCEDURE
1.
CHECK HORN OPERATION
...