DTC Check / Clear

1. Connect the intelligent tester to the DLC3.
   1. Connect the intelligent tester to the Controller Area Network Vehicle Interface Module (CAN VIM). Then connect the CAN VIM to the Data Link Connector 3 (DLC3).
2. Turn the engine switch on (IG).
3. Read the DTCs by following the prompts on the tester screen.

   HINT:

   Refer to the intelligent tester operator's manual for further details.

1. Connect the intelligent tester to the DLC3.
2. Turn the engine switch on (IG).
3. Operate the intelligent tester to erase the codes.

   HINT:

   Refer to the intelligent tester operator's manual for further details.

Fig 1: Connecting Intelligent Tester To DLC3

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

FAIL-SAFE CHART 

1. Constant speed control mode and vehicle-to-vehicle distance control mode: 

   If the following conditions are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.

   Fig 2: Identifying Multi - Information Display

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   FAIL-SAFE CHART
   
   

   Vehicle Condition	Auto Cancel Condition	Fail-safe Deactivation Condition
   CRUISE main indicator light blinks Master warning light comes on "Check Cruise System" is displayed "Pong" warning sound is heard	Open or short in stop light switch circuit Problem with vehicle speed signal Problem with throttle position sensor and motor	Turn cruise control main switch ON again

2. Vehicle-to-vehicle distance control mode: 

   If the following conditions are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.

   Fig 3: Identifying Vehicle-To-Vehicle Distance Control Mode

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   FAIL-SAFE DEACTIVATION CONDITION
   
   

   Vehicle Condition	Auto Cancel Condition	Fail-safe Deactivation Condition
   CRUISE main indicator light blinks Master warning light comes on "Check Cruise System" is displayed "Pong" warning sound is heard	There is problem with millimeter wave radar sensor Beam axis of millimeter wave radar sensor deviates	Engine switch ON (IG) again

3. Vehicle-to-vehicle distance control mode: 

   If the following conditions are detected while the dynamic radar cruise control system is in operation, the system maintains the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.

   Fig 4: Identifying Vehicle-To-Vehicle Distance Control Mode

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   FAIL-SAFE DEACTIVATION CONDITION
   
   

   Vehicle Condition	Auto Cancel Condition	Fail-safe Deactivation Condition
   Master warning light comes on "Clean Radar Sensor" is displayed "Pong" warning sound is heard	There is dirt on millimeter wave radar sensor	Recover from condition on left (RESUME operation is possible after recovery)
   Master warning light comes on "Cruise not Available" is displayed "Pong" warning sound is heard	Wiper switch is in HI position ECT-SNOW switch is on Millimeter wave radar sensor is least sensitive because of bad weather such as rain, fog, snow, and sandstorms	Recover from condition on left (RESUME operation is possible after recovery) Turn cruise control main switch ON again

4. Constant speed control mode and vehicle-to-vehicle distance control mode: 

If the following conditions are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed and cancels the dynamic radar cruise control operation.