Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Hazard warning switch circuit

Description

When the hazard warning signal switch is turned on, the turn signal flasher relay (marking: flsh) in the main body ecu turns on to flash the hazard warning signal lights.

Wiring diagram

Toyota RAV4. Hazard warning switch circuit


Inspection procedure

  1. Perform active test by intelligent tester

  1. Connect the intelligent tester (with can vim) to the dlc3.
  2. Turn the ignition switch on and press the intelligent tester main switch on.
  3. Select the item below in the active test and then check the relay operation.

Toyota RAV4. Perform active test by intelligent tester


Ok: all hazard warning signal lights flash.


  1. Inspect fuse (haz)

  1. Remove the haz fuse from the engine room no. 1 Relay block.
  2. Measure the resistance of the fuse.

Standard resistance: below 1



  1. Check wire harness (turn signal flasher relay - battery)

Toyota RAV4. Check wire harness (turn signal flasher relay - battery)


  1. Remove the turn signal flasher relay from the instrument panel junction block.
  2. Measure the voltage of the wire harness side connector.

Standard voltage



  1. Check operation of turn signal flasher relay (marking: flsh)

  1. Replace the turn signal flasher relay with a normally functioning one or a new one.
  2. Check that the appropriate turn signal light flashes.
  3. Connect the intelligent tester (with can vim) to the dlc3.
  4. Turn the ignition switch on and press the intelligent tester main switch on.
  5. Select the item below in the active test and then check the relay operation.

Toyota RAV4. Check operation of turn signal flasher relay (marking: flsh)


Ok: all hazard warning signal lights flash.


Replace turn signal flasher relay

  1. Inspect hazard warning signal switch

Toyota RAV4. Inspect hazard warning signal switch


  1. Remove the hazard warning signal switch.
  2. Measure the resistance of the switch.

Standard resistance



Repair or replace harness and connector (hazard warning signal switch - body ground)

Turn signal light circuit
Description The turn signal flasher relay (marking: flsh) in the main body ecu turns on when it receives signals from the headlight dimmer switch integrated with the turn signal switch, causing ...

Back-up light circuit
Description The park / neutral position switch turns on when the shift lever is moved into the r position, causing the back-up lights to illuminate. Wiring diagram Inspection procedure I ...

Other materials:

Brake switch "b" circuit high
Description The purpose of this circuit is to prevent the engine from stalling while driving in the lock-up condition when the brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signal to the ecm. Then the ecm cancels the operation of the lock-up clutch ...

Disassembly
Caution: Wear protective gloves. Sharp areas on the seat frame (with adjuster) may injure your hands. Remove reclining power seat switch knob Using a screwdriver, detach the knob. Hint: Tape the screwdriver tip before use. Remove slide and vertical power seat switch knob ...

Input speed sensor circuit no signal
Description This sensor detects the rotation speed of the turbine, which shows the input revolution of the transaxle. By comparing the input speed signal (nt) with the counter gear speed sensor signal (nc), the ecm detects the shift timing of the gears and controls the engine torque and ...

В© 2011-2025 Copyright www.trav4.net