Toyota RAV4 (XA40) 2013-2018 Service Manual: Power steering ecu
Components
Removal
- Disconnect cable from negative battery terminal
- Remove instrument panel sub-assembly upper
- Remove the instrument panel (see page ip-4).
- Remove power steering ecu
- Disconnect the 4 connectors.
- Remove the 3 nuts and remove the power steering ecu.
Installation
- Install power steering ecu
- Install the power steering ecu with the 3 nuts.
Torque: 5.0 N*m (51 kgf*cm, 44 in.*Lbf)
- Connect the 4 connectors.
- Install instrument panel sub-assembly upper
- Install the instrument panel (see page ip-9).
- Connect cable to negative battery terminal
Steering gear
Components
Removal
Position front wheels facing straight
ahead
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable f ...
Propeller shaft
...
Other materials:
Headlight (hi-beam) circuit
Description
The body ecu controls the headlight relay, no. 2 Daytime running light relay
(marking: drl no. 2) And
no. 4 Daytime running light relay (marking: drl no. 4).
Wiring diagram
Inspection procedure
Perform active test by intelligent tester
Connect the intelligent test ...
Air mix control servo motor (for automatic air conditioning system)
Components
Removal
Remove air conditioning unit
Remove the air conditioning radiator (see page ac-
185).
Remove air mix control servo motor (see
page ac-191)
Inspection
Inspect air mix control servo motor
Inspect the servo motor operation.
Connect ...
Power supply relay failure
Description
If the power steering ecu detects these dtcs, it shuts off the motor relay
circuit (built into the power
steering ecu) and stops power assist.
Inspection procedure
Reconfirm dtc
Check for dtc.
Ok:
dtc is not output.
Replace power steering ecu ...
