Toyota RAV4 (XA40) 2013-2018 Service Manual: Headlight relay circuit
Description
When the light control switch, located on the headlight dimmer switch, is
turned to the head position, the
head relay illuminates the headlights.
Wiring diagram
Inspection procedure
- Perform active test by intelligent tester (headlight)
- Connect the intelligent tester (with can vim) to the
dlc3.
- Turn the ignition switch on and press the intelligent
tester main switch on.
- Select the item below in the active test and then
check the relay operation.
Ok:
headlight comes on
- Inspect fuse (head ll, head rl)
- Remove the head ll fuse and head rl fuse from the
engine room no. 2 Relay block.
- Measure the resistance of the fuses.
Standard resistance:
below 1
- Inspect headlight relay (marking: head)
- Remove the headlight relay from the engine room no. 2
Relay block.
- Measure the resistance of the relay.
Standard resistance
- Inspect bulb (headlight bulb)
- Remove the headlight bulbs (low).
- Connect the positive (+) lead from the battery to terminal
2 and the negative (-) lead to terminal 1, then check that
the bulb illuminates.
Ok:
bulb illuminates.
- Check wire harness (main body ecu - battery)
- Disconnect the e15 main body ecu connector.
- Measure the voltage of the wire harness side connector.
Standard voltage
- Check instrument panel junction block (main body ecu)
- Measure the voltage of the main body ecu.
Standard voltage
Repair or replace harness and connector (head relay - headlight bulb and
body ground)
- Check wire harness (headlight dimmer switch - main body ecu)
- Disconnect the e17 main body ecu connector.
- Disconnect the e12 headlight dimmer switch connector.
- Measure the resistance of the wire harness side
connectors.
Standard resistance
- Inspect headlight dimmer switch
- Disconnect the e12 headlight dimmer switch.
- Measure the resistance of the switch.
Standard resistance
Repair or replace harness and connector (headlight dimmer switch - body
ground)
Description
When the stop light switch is turned on, current flows to the stop lights to
illuminate them.
Wiring diagram
Inspection procedure
Inspect fuse (stop)
Remove the stop fus ...
Description
The main body ecu controls the daytime running light no. 2 Relay (marking:
drl no.2).
Wiring diagram
Inspection procedure
Inspect daytime running light relay (marking: drl no. ...
Other materials:
Installation
Install crankshaft position sensor
Notice:
Make sure that the o-ring is not cracked or jammed
when installing it.
Apply a light coat of engine oil to the o-ring of the
sensor.
Install the sensor with the bolt.
Torque: 9.0 N*m (90 kgf*cm, 80 in.*Lbf)
Install the wire ha ...
For your information
Main owner’s manual
Please note that this manual applies to all models and all equipment,
including
options. Therefore, you may find some explanations for equipment not
installed on your vehicle.
All specifications provided in this manual are current at the time of printing.
However, be ...
Disposal
Hint:
When scrapping vehicles equipped with a seat belt
pretensioner or disposing of a front seat outer belt (with seat
belt pretensioner), always first activate the seat belt
pretensioner in accordance with the procedures described
below. If any abnormality occurs during activation of the seat ...