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:

Distance Control Switch Circuit
DESCRIPTION The distance control switch sets the vehicle-to-vehicle distance mode. The distance control switch is installed in the steering pad switch. The vehicle-to-vehicle distance set value can be changed by operating the steering pad switch (distance control switch) while the dynamic l ...

Speed sensor check (when using sst check wire)
(a) Check the speed sensor signal. (1) Drive the vehicle straight forward. Drive the vehicle at a speed of 45 km/h (28 mph) or higher for several seconds and check that the ABS warning light goes off. HINT: The signal check may not be completed if the vehicle has its wheels spun or the stee ...

System description
1. Radio and navigation assembly outline  Conventionally, 2 separate devices, a "radio and display" and a "navigation ECU" are used. This model has adopted a new type, combining these devices into a single unit. 2. Navigation system outline  Vehicle ...

В© 2011-2024 Copyright www.tsienna.net