Toyota RAV4 manuals

Toyota RAV4 Service Manual: Tc and cg terminal circuit

Description

Dtc output mode is set by connecting terminals tc and cg of the dlc3.

The dtcs are displayed by blinking the srs warning light.

Hint:

Wiring diagram

Toyota RAV4. Tc and cg terminal circuit


Inspection procedure

  1. Check wire harness (dlc3 - ecm)

Toyota RAV4. Check wire harness (dlc3 - ecm)


  1. Turn the ignition switch off.
  2. Disconnect the a9 connectors from the center airbag sensor .
  3. Measure the resistance of the wire harness side connectors.

Standard resistance




  1. Check wire harness (cg of dlc3 - body ground)

Toyota RAV4. Check wire harness (cg of dlc3 - body ground)


  1. Measure the resistance of the wire harness side connectors.

Standard resistance



  1. Check wire harness (tc of ecm)

Toyota RAV4. Check wire harness (tc of ecm)


  1. Measure the resistance of the wire harness side connector.

Standard resistance




  1. Replace ecm

  1. Replace the ecm.
  2. Check the dtc of the ecm (see page es-35).

Result




Repair or replace wire harness or each ecu

Srs warning light does not come on
Description The srs warning light is located on the combination meter. When the srs is normal, the srs warning light comes on for approximately 6 seconds after the ignition switch is turned fro ...

Occupant classification system
...

Other materials:

Fuel pump control circuit
Description When the engine is cranked, the starter relay drive signal output from the star terminal of the ecm is input into the sta terminal of the ecm, and ne signal generated by the crankshaft position sensor is also input into the ne+ terminal. Thus, the ecm interprets that the engine is ...

On-vehicle inspection
Check battery condition Notice: If the battery is weak or if the engine is difficult to start, perform the following procedures. Check the battery for damage and deformation. If severe damage, deformation or leakage is found, replace the battery. Check the electrolyte quantity of e ...

Terminals of ecm
Check ecm Disconnect the a9 and b30 connectors. Measure the voltage and resistance of the wire harness side connectors. If the result is not as specified, there may be a malfunction on the wire harness side. ...

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