Toyota RAV4 manuals

Toyota RAV4 Service Manual: Unlock warning switch

Toyota RAV4. Unlock warning switch


Inspection

  1. Inspect unlock warning switch assembly

  1. Measure the resistance of the switch.

Standard resistance


If the result is not as specified, replace the switch assembly.

Ecu power source circuit

Description

This circuit provides power to operate the transponder key ecu.

Wiring diagram

Toyota RAV4. Ecu power source circuit


Inspection procedure

  1. Inspect fuse (ecu-b2)

  1. Remove the ecu-b2 fuse from the engine room no. 2 Relay block.
  2. Measure the resistance of the fuse.

Standard resistance: below 1




  1. Check wire harness (transponder key ecu - battery and body ground)

Toyota RAV4. Check wire harness (transponder key ecu - battery and body ground)


  1. Disconnect the e46 ecu connector.
  2. Measure the resistance and voltage of the wire harness side connector.

Standard resistance


Standard voltage 




Proceed to next circuit inspection shown in problem symptoms table

Security indicator light circuit
Description When the transponder key is registered, the transponder key ecu indicates the key registration condition by lighting up, blinking or turning off the security indicator. Wiring diagram ...

Horn
...

Other materials:

Multiplex communication circuit
Description The air conditioning amplifier communicates data with the ecm and combination meter through the can communication system. Wiring diagram Inspection procedure Check dtc Clear the dtc (see page ac-127). Read the dtc (see page ac-127). Result Go to can ...

Horn relay
On-vehicle inspection Remove engine room no. 1 Relay block cover Inspect integration relay (unit a: horn relay) Using a screwdriver, detach the 2 claws and disconnect the integration relay from the engine room junction block. Hint: Tape the screwdriver tip before use. Mea ...

Cooling fan relay
On-vehicle inspection Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation. Remove engine room no. 2 Relay block cover Inspect ...

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