DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
The DTCs are displayed by blinking the SRS warning light.
HINT:
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - ECM) |
*A |
for 2GR-FKS |
*B |
for 2TR-FE |
*a |
DLC3 |
*b |
Front view of wire harness connector (to ECM) |
(a) Turn the ignition switch off.
(b) Disconnect the connector from the ECM.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for 2GR-FKS
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D4-13 (TC) - E14-20 (TC) |
Always |
Below 1 Ω |
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D4-13 (TC) - E21-19 (TC) |
Always |
Below 1 Ω |
NG | ![]() |
REPAIR OR REPLACE HARNESS, ECU 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:
|
|
NG | ![]() |
REPAIR OR REPLACE HARNESS, ECU OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (TC CIRCUIT OF ECM) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for 2GR-FKS
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E14-20 (TC) - Body ground |
Always |
1 MΩ or higher |
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E21-19 (TC) - Body ground |
Always |
1 MΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS, ECU OR CONNECTOR |
|
4. |
CHECK DTC |
SST: 09843-18040
(a) Using SST, connect terminals TC and CG of the DLC3. NOTICE: Connect the terminals to the correct positions to avoid a malfunction. Text in Illustration
|
|
A | ![]() |
USE SIMULATION METHOD TO CHECK |
B | ![]() |
REPLACE ECM |
C | ![]() |
REPLACE ECM |
D | ![]() |
REPLACE AIRBAG SENSOR ASSEMBLY |
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, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The diagnosis function turns off the cruise control indicator, illuminates
the master warning light and displays a warning message when a malfunction is detected.
When a malfunction is detected in the dynamic radar cruise control system, DTCs
are store ...