Toyota RAV4 (XA40) 2013-2018 Service Manual: Auto lsd indicator light does not come on
Description
Refer to the description of "auto lsd indicator light remains on" (see page bc-164).
Wiring diagram
Refer to the auto lsd indicator light circuit (see page bc-165).
Inspection procedure
- Check can communication system
- Check if the can communication system dtc is output (see page ca-34).
Result 
- Read value of intelligent tester (auto lsd switch)
- Check the data list for proper functioning of the auto lsd switch.
Ok: on (downhill assist control switch is on) appears on the screen.
- Perform active test by intelligent tester (auto lsd indicator light)
- Select the active test, generate a control command, and then check that the auto lsd indicator light operates.
Ok: the auto lsd indicator light turns on and off.
- Inspect combination meter assembly
- Inspect the combination meter (see page me-15).
Replace abs and traction actuator assembly
- Inspect auto lsd switch
- Disconnect the auto lsd switch switch.
- Measure the resistance of the switch.
Standard resistance 
- Check wire harness (auto lsd switch - skid control ecu and body ground)
- Disconnect the a19 ecu connector.
- Disconnect the e51 switch connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance
Replace abs and traction actuator assembly
Auto lsd indicator light remains on
Description
This is the auto lsd switch for 2wd. When the auto lsd switch is pushed on,
the auto lsd function is
available and the auto lsd indicator light illuminates.
Hint:
The auto lsd does n ...
Skid control buzzer circuit
Description
The skid control buzzer sounds while the vsc is activated.
Wiring diagram
Inspection procedure
Notice:
When replacing the abs and traction actuator, perform the zero point
calib ...
Other materials:
Throttle / pedal position sensor / switch "A" circuit range / performance
problem
Hint:
This dtc relates to the throttle position (tp) sensor.
Description
Refer to dtc p0120 (see page es-114).
Monitor description
The ecm uses the tp sensor to monitor the throttle valve opening angle.
This sensor transmits two signals: vta1 and vta2. Vta1 is used to detect the
th ...
Data list / active test
Read data list
Hint:
Using the intelligent tester's data list allows switch,
actuator and other item values to be read without
removing any parts. Reading the data list early in
troubleshooting is one way to save time.
Connect the intelligent tester (with can vim) to the
dlc3.
Turn ...
Closing the fuel tank cap
After refueling, turn the fuel tank
cap until you hear a click. Once
the cap is released, it will turn
slightly in the opposite direction.
Caution
When replacing the fuel tank cap
Do not use anything but a genuine toyota fuel tank cap designed for
your
vehicle. Doing so may cause a fire ...
