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.

CHECK DLC3

  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.

HINT:

Terminals of ECU
1. CHECK POWER SLIDE DOOR ECU LH Disconnect the P25 and P26 ECU connectors, and check the voltage and resistance of each terminal of the wire harness side connectors If the result i ...

DTC check / clear
1. CHECK DTC (USING INTELLIGENT TESTER)  Checking DTCs. Connect the intelligent tester to the DLC3.  Turn the ignition switch ON.  Read DTCs by following the prompts o ...

Other materials:

Engine Coolant Temperature / Intake Air Temperature Correlation
DESCRIPTION The ECM calculates the difference between the readings of the coolant temperature sensor and intake air temperature sensor. If the difference is greater than 20°C (68°F), the ECM will judge this as a malfunction and will set this DTC. HINT: Waiting is required t ...

Removal
1. BOLT, SCREW AND NUT TABLE  The bolts, the screws and the nuts, which are necessary for installation and removal of the instrument panel are shown in the illustration below with alphabets. 2. DISCONNECT BATTERY NEGATIVE TERMINAL 3. REMOVE STEERING WHEEL COVER LOWER NO.2 4. ...

Driving in vehicle-to-vehicle distance control mode
This mode employs a radar sensor to detect the presence of vehicles up to approximately 400 ft. (120 m) ahead, determines the current vehicle-to-vehicle following distance, and operates to maintain a suitable following distance from the vehicle ahead. Note that vehicle-to-vehicle distance will ...

© 2011-2023 Copyright www.tsienna.net