CRUISE CONTROL SYSTEM Cruise SET Indicator Light Circuit

DESCRIPTION

• The power management control ECU detects a cruise control switch signal and sends it to the combination meter assembly through CAN. Then the SET indicator light comes on.

• The SET 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

Refer to "Cruise Main Indicator Light Circuit" Click here.

INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ACTIVE TEST USING INTELLIGENT TESTER

   
   

   1. Connect the intelligent tester to the DLC3.

   2. Turn the power switch on (IG)

   3. Turn the tester on.

   4. Enter the following menus: Body Electrical / Combination Meter / Active Test.

   5. Check the SET indicator light by performing the Active Test.

      Combination Meter

      Tester Display	Test Part	Control Range	Diagnostic Note
      Indicat. Lamp SET	CRUISE SET indicator light	SET indicator light BLINK / OFF	-

      OK
      The SET indicator light blinks or goes off according to intelligent tester operation.

   
   

   NG

   REPLACE NO.3 METER CIRCUIT PLATE Click here

   OK

2. READ VALUE USING INTELLIGENT TESTER

   
   

   1. Connect the intelligent tester to the DLC3.

   2. Turn the power switch on (IG).

   3. Turn the tester on.

   4. Enter the following menus: Powertrain / Cruise Control / Data List.

   5. According to the display on tester, read the Data List.

      Cruise control

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      SET/COAST Switch	- SET switch / 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.

   
   

   NG

   REPLACE POWER MANAGEMENT CONTROL ECU Click here

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here