Toyota RAV4 manuals

Toyota Sienna Service Manual: Diagnosis system

1. CHECK DLC3

CHECK DLC3

  1.  The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format.

CHECK DLC3

CHECK DLC3

NOTICE: *: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not operate the ignition switch, any other switches or the doors.

If the result is not as specified, the DLC3 may have a malfunction. Repair or replace the harness and connector.

  1.  Connect the cable of the intelligent tester to the DLC3, turn the ignition switch to the ON position and attempt to use the intelligent tester. If the screen displays a communication error message, a problem exists in the vehicle side of the tester side.

CHECK DLC3

HINT:

Problem symptoms table
POWER WINDOW CONTROL SYSTEM (W/ JAM PROTECTION) Symptom Suspected Area AUTO UP/DOWN function does not operate Power window regulator motor assembly (Driver side ...

Data list / active test
1. USING INTELLIGENT TESTER  Connect the intelligent tester to the DLC3.  Monitor the ECU data by following the prompts on the tester screen. HINT: The intelligent tester has a & ...

Other materials:

“Contact/Call History Settings” screen
Display the “Phone/Message Settings” screen. Select “Contact/Call History Settings”. Select the desired item to be set. For PBAP compatible Bluetooth® phones, select to set “Automatic Transfer” on/ off. When set to on, the phone’s contact data and history a ...

Data list / active test
1. DATA LIST The wireless door lock control data list can be displayed while the intelligent tester is connected to the DLC3 with the ignition switch in the ON position. Follow the prompts on the tester screen to access the DATA LIST. BODY: 2. ACTIVE TEST HINT: Performing the ACT ...

Room Temperature Sensor Circuit
DESCRIPTION This sensor detects the cabin temperature that is used as the basis for temperature control and sends a signal to the A/C amplifier. WIRING DIAGRAM INSPECTION PROCEDURE 1 READ VALUE OF INTELLIGENT TESTER (a) Connect the intelligent tester to the DLC3. (b) Turn the ignition s ...

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