Toyota RAV4 manuals

Toyota RAV4 Service Manual: Diagnosis system

  1. Check dlc3

Toyota RAV4. Check dlc3


  1. Check the dlc3: the power steering ecu uses can (iso11898-1) and iso9141-2 for communication protocol. The terminal arrangement of the dlc3 complies with sae j1962 and matches the iso9141-2 format.

Toyota RAV4. Diagnosis system


Notice:

*: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not operate the ignition switch, 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:

Connect the cable of the intelligent tester to the dlc3, turn the ignition switch on and attempt to use the tester. If the display indicates that a communication error has occurred, there is a problem either with the vehicle or with the tester.

  1. Warning light

Toyota RAV4. Warning light


  1. When a problem occurs in the electronic power steering system, the p/s warning light on the combination meter comes on to inform the driver of the problem.
Terminals of ecu
Check power steering ecu Hint: Measurements cannot be performed on the c connector side of the power steering ecu. Measure the voltage and resistance of the connectors. ...

Dtc check / clear
Check dtc When using intelligent tester: Connect the intelligent tester (with can vim) to the dlc3. Turn the ignition switch on and press the intelligent tester main switch on ...

Other materials:

Registration
Notice: The vehicle identification number (vin) must be input into the replacement ecm. Hint: The vin is a 17-digit alphanumeric number. The intelligent tester is required to register the vin. Description This registration section consists of 3 parts: input instructions, read vin and wr ...

Open in stop light switch circuit
Description The skid control ecu detects the brake operating conditions through a signal transmitted by the stop light switch. The skid control ecu incorporates an open circuit detection circuit. This dtc is set under either of the following conditions: An open is detected in the stop lig ...

Short in motor circuit
Description The power steering ecu supplies current to the power steering motor through this circuit. Inspection procedure Reconfirm dtc Check for dtc. Ok: dtc is not output. Replace power steering ecu ...

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