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:
Check and replace ecu
Notice:
The connector should not be disconnected from
the ecu. Perform the inspection from the
backside of the connector on the wire harness
side.
When no measuring condition is specified,
perform the inspection with the engine stopped
and the ignition switch on.
Check that the con ...
Fail-safe chart
Fail-safe chart
This function minimizes the loss of the ect functions
when a malfunction occurs in a sensor or solenoid.
Automatic transmission fluid (atf) temperature
sensor:
when the atf temperature sensor has a
malfunction, o/d up-shift is prohibited
Counter gear speed sensor n ...
Pressure control solenoid "A " performance (shift solenoid valve sl1)
Description
The ecm uses signals from the vehicle speed sensor to detect the actual gear
position (1st, 2nd, 3rd or
o/d gear).
Then the ecm compares the actual gear with the shift schedule in the ecm memory
to detect mechanical
problems of the shift solenoid valves, valve body or automatic ...
