DESCRIPTION
In the Test Mode (signal check), a malfunction in the speed sensor that cannot be detected when the vehicle is stopped can be detected while driving.
Transition to the sensor check mode can be performed by connecting terminals TS and CG of the DLC3 and turning the ignition switch from off to ON.
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - TS of DLC3) |
|
(a) Disconnect the skid control ECU connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
A42-16 (TS) - D1-12 (TS) |
Always |
Below 1 Ω |
|
D1-12 (TS) - Body ground |
Always |
10 kΩ or higher |
|
*1 |
Front view of wire harness connector (to Brake Actuator (Skid Control ECU)) |
|
*2 |
Front view of DLC3 |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
2. |
CHECK HARNESS AND CONNECTOR (CG of DLC3 - BODY GROUND) |
|
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
HINT: If troubleshooting has been carried out according to Problem Symptoms
Table, refer back to the table and proceed to the next step before replacing
the part (See page |
|
| OK | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
TC and CG Terminal Circuit
Vsc Off SwitchInspection
INSPECTION
PROCEDURE
1. INSPECT TIE ROD ASSEMBLY LH
(a) Secure the tie rod assembly LH in a vise.
(b) Install the nut to the stud bolt.
(c) Flip the ball joint back and forth 5 times.
(d) Set a to ...
Brake Switch "A" Circuit (P0571)
DESCRIPTION
When the brake pedal is depressed, the stop light switch assembly sends a signal
to the ECM. When the ECM receives this signal, it cancels the cruise control. The
fail-safe function operates to enable normal driving even if there is a malfunct ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuator and other items to be read without removing any parts. This non-intrusive
inspection can be very useful beca ...