Toyota Venza: Cruise Main Indicator Light Circuit
DESCRIPTION
- The ECM detects a cruise control main switch signal and sends it to the combination meter assembly through CAN. Then the CRUISE main indicator light comes on.
- The CRUISE main indicator light circuit uses CAN for communication. If there is a malfunction in this circuit, check for DTCs in the CAN communication system before troubleshooting this circuit.
WIRING DIAGRAM
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 / Combination Meter / Active Test.
(e) Check the CRUISE main indicator light by performing the Active Test.
Combination Meter|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Indicat. Lamp Cruise |
CRUISE main indicator light |
OFF or ON |
Confirm that the vehicle is stopped with the engine idling |
OK:
The CRUISE main indicator light blinks or goes off according to Techstream operation.
| NG | .gif) |
REPLACE COMBINATION METER ASSEMBLY |
|
.gif)
|
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) Check the Data List for proper functioning of the CRUISE main indicator light.
Cruise Control (ECM)|
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|
|
CCS Indicator M-CPU |
CRUISE main indicator signal (Main CPU) / ON or OFF |
ON: CRUISE main indicator light on OFF: CRUISE main indicator light 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 | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| B | |
REPLACE ECM |
| C | |
REPLACE ECM |
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DESCRIPTION
The cruise control main switch operates 7 functions: SET, -, TAP-DOWN, RES, +,
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DESCRIPTION
The ECM detects a cruise control switch signal and sends it to the combination
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The SET indicator light ci ...
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1.
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DESCRIPTION
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