Toyota RAV4 (XA40) 2013-2018 Service Manual: 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
Pig power supply voltage malfunction
Description
When a problem occurs in the system, the power source relay circuit is shut
off to stop the power assist.
Wiring diagram
Inspection procedure
Read value of intelligent ...
Assist map number un-writing
Description
The power steering ecu outputs this dtc when it determines that the assist
map is not written in the
ecu.
Hint:
The assist map data is written in the power steering ecu to contro ...
Other materials:
Toyota Safety Sense 2.5
The Toyota Safety Sense
2.5 consists of the following
drive assist systems and
contributes to a safe and
comfortable driving experience:
Driving assist system
PCS (Pre-Collision System)
LTA (Lane Tracing Assist)
AHB (Automatic High
Beam)
RSA (Road Sign Assist) (if
equipped)
Dynamic radar cru ...
Mass or volume air flow circuit
Description
The mass air flow (maf) meter is a sensor that measures the amount of air
flowing through the throttle
valve.
The ecm uses this information to determine the fuel injection time and to
provide the appropriate air-fuel
ratio.
Inside the maf meter, there is a heated platinu ...
Adjustment procedure
To select a mirror to adjust,
press the switch.
Left
Right
To adjust the mirror, press the
switch.
Up
Right
Down
Left
...
