Toyota RAV4 manuals

Toyota RAV4 Service Manual: Push switch / key unlock warning switch malfunction

Toyota RAV4 Service Manual / Engine immobiliser / Diagnosis system / Diagnostic trouble code chart / Push switch / key unlock warning switch malfunction

Toyota RAV4. Push switch / key unlock warning switch malfunction


Description

This dtc is output if the transponder key ecu does not detect that the unlock warning switch is on even when the ignition switch is on. Under normal conditions, the unlock warning switch is on when the ignition switch is on.

Toyota RAV4. Push switch / key unlock warning switch malfunction


Wiring diagram

Toyota RAV4. Push switch / key unlock warning switch malfunction


Inspection procedure

  1. Read value of intelligent tester (unlock warning switch)

  1. Connect the intelligent tester (with can vim) to the dlc3.
  2. Turn the ignition switch on with a key that cannot start the engine.
  3. On the intelligent tester, enter the following menus: diagnosis / obd/mobd / immobiliser / data list / key sw. Read the result.

Toyota RAV4. Read value of intelligent tester (unlock warning switch)


Ok: on (key is in ignition key cylinder) appears on the screen.



  1. Inspect unlock warning switch assembly

Toyota RAV4. Inspect unlock warning switch assembly


  1. Remove the unlock warning switch.
  2. Measure the resistance of the switch.

Standard resistance




  1. Check wire harness (unlock warning switch - body ground)

Toyota RAV4. Check wire harness (unlock warning switch - body ground)


  1. Disconnect the e6 switch connector.
  2. Measure the resistance of the wire harness side connector.

Standard resistance




  1. Check wire harness (unlock warning switch - transponder key ecu)

Toyota RAV4. Check wire harness (unlock warning switch - transponder key ecu)


  1. Disconnect the e6 switch connector.
  2. Disconnect the e46 ecu connector.
  3. Measure the resistance of the wire harness side connectors.

Standard resistance




Replace transponder key ecu

Diagnostic trouble code chart
...

Antenna coil open / short
Description The transponder key coil receives key code signals from the transponder chip in the key grip. The coil built into the transponder key amplifier amplifies the key code signals and ...

Other materials:

Removal
Drain differential oil Remove rear wheel Remove tailpipe assembly Remove the tailpipe (see page ex-2). Remove center exhaust pipe assembly Remove the center pipe (see page ex-2). Remove propeller with center bearing shaft assembly (see page pr-3) Remove rear suspen ...

Replacement
discharge refrigerant from refrigeration system Start up the engine. Turn the a/c switch on. Operate the cooler compressor with an engine speed of approximately 1,000 rpm for 5 to 6 minutes to circulate the refrigerant and collect the compressor oil remaining in each component int ...

Removal (2006/01- )
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 air cleaner case sub-assembly (for 2az-fe) Remove the air clea ...

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