DESCRIPTION
WIRING DIAGRAM
Refer to "Cruise Main Indicator Light Circuit" (See page
).
PROCEDURE
|
1. |
PERFORM ACTIVE TEST 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 / Combination Meter / Active Test.
(e) Check the SET indicator light by performing the Active Test.
Combination Meter|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Indicat. SET |
SET indicator light |
OFF or BLINK |
Confirm that the vehicle is stopped with the engine idling |
OK:
The SET indicator light blinks or goes off according to Techstream operation.
| NG | |
REPLACE COMBINATION METER ASSEMBLY |
|
|
2. |
READ VALUE 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: Powertrain / Cruise Control / Data List.
(e) According to the display on tester, read the Data List.
Cruise control (ECM)|
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|
|
SET/COAST Switch |
- / SET switch signal / ON or OFF |
ON: - / SET switch ON OFF: - / SET switch off |
- |
OK:
The display changes as shown above according to cruise control main switch operation.
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (for 1AR-FE) |
B |
|
NG (for 2GR-FE) |
C |
| A | |
USE SIMULATION METHOD TO CHECK |
| B | |
REPLACE ECM |
| C | |
REPLACE ECM |
Cruise Main Indicator Light Circuit
TC and CG Terminal CircuitCheck Mode Procedure
CHECK MODE PROCEDURE
1. CHECK MODE (SIGNAL CHECK): DTC CHECK
(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: Body Electrical / SRS Ai ...
Terminals Of Ecm
TERMINALS OF ECM
1. CHECK ECM
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
A49-7 (TC) - B58-104 (E1)
V - BR
Terminal TC o ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the 2F and 2C driver side junction block connectors.
(b) Disconnect the D50 and D51 main body ECU connectors.
(c) Measure the resistance and voltage according to ...