Cruise Main Indicator Light Circuit

CRUISE CONTROL SYSTEM: Cruise Main Indicator Light Circuit

Cruise Main Indicator Light Circuit

DESCRIPTION

The hybrid vehicle control ECU outputs the cruise control operation status to the CRUISE main indicator light on the combination meter.
The CRUISE main indicator light circuit uses CAN and BEAN for communication. If there are any malfunctions in this circuit, check for DTCs in the CAN communication system and the multiplex communication system.

INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING TECHSTREAM (CRUISE MAIN INDICATOR LIGHT)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to the ON position.
(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 control main switch.

Hybrid Vehicle Control ECU (Cruise Control):





OK:
Cruise control indicator light illuminates.
Result:





C -- REPLACE HYBRID VEHICLE CONTROL ECU
B -- GO TO METER / GAUGE SYSTEM
A -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE