Toyota RAV4 manuals

Toyota Sienna Service Manual: Diagnosis system

1. CHECK DLC3

CHECK DLC3

  1.  The ECU uses the 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

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.

HINT: If the display shows an error message after having connected the cable of the intelligent tester to the DLC3, turned the ignition switch to the ON position, and operated the tester, there is a problem on either the vehicle side or the tool side.

Terminals of ECU
1. COMBINATION METER ASSEMBLY *1: with Power Rear No. 2 Seat with Stowing Function *2: with Theft Deterrent System  Waveform 1 (Reference) : Using an oscilloscope: OK ...

Data list / active test
1. DATA LIST Using the intelligent tester to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusiv ...

Other materials:

Passenger Airbag ON/OFF Indicator Circuit Malfunction
DTC B1152/28 Passenger Airbag ON/OFF Indicator Circuit Malfunction DESCRIPTION The passenger airbag ON/OFF indicator circuit consists of the center airbag sensor assembly and passenger airbag ON/OFF indicator. This circuit indicates the operation condition of the front passenger airbag, t ...

Internal Control Module Random Access Memory (RAM) Error
DTC P0604 Internal Control Module Random Access Memory (RAM) Error DESCRIPTION The ECM continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. This self-check ensures that the ECM is functioning properly. If any malfu ...

Rear Power Seat Switch Circuit
DESCRIPTION When the power rear no. 2 seat switch is operated, a recline signal is sent to the fold seat control ECU. The ECU activates the reclining motor based on the signal from the power rear no. 2 seat switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT FOLD SEAT CONTROL ECU ...

В© 2011-2026 Copyright www.tsienna.net