Toyota RAV4 (XA40) 2013-2018 Service Manual: Deterioration of battery
Description
The ecm determines the battery power according to the voltage of the batt terminal while the engine is running (not cranking).
Inspection procedure
- Inspect battery
- Inspect the battery specific gravity.
- Check the specific gravity of each cell.
Standard gravity: 1.25 To 1.29 At 20°c (68°f)
- Inspect the battery voltage.
- After the vehicle is driven for 20 minutes, stop the engine.
- Turn the ignition switch on, and turn on the headlights, blower fan and defogger for 1 minute.
- Turn the ignition switch off.
- Measure the battery voltage.
Standard voltage: 9.6 V or more
Battery current sensor circuit
Description
The battery current sensor installed on the positive (+) battery terminal
detects the amount of current
supplied from the generator.
The battery current sensor changes curre ...
Throttle actuator control motor circuit
Description
The throttle actuator is operated by the ecm and opens and closes the
throttle valve using gears.
The opening angle of the throttle valve is detected by the throttle position (tp ...
Other materials:
Diagnosis system
Description
Air conditioning system data and the diagnostic
trouble codes (dtcs) can be read through the
data link connector 3 (dlc3) of the vehicle. When
the system seems to be malfunctioning, use the
intelligent tester to check for malfunctions and
perform troubleshooting.
...
The rear cross traffic alert function
The rear cross traffic alert functions when your vehicle is in reverse.
It can detect other vehicles approaching from the right or left rear of
the vehicle. It uses radar sensors to alert the driver of the other vehicle’s
existence through flashing the outside rear view mirror indicators
and ...
Brake pedal load sensing switch
On-vehicle inspection
Inspect brake pedal load sensing switch
Hint:
Do not remove the brake pedal load sensing switch
from the brake pedal support.
When there is a malfunction in the brake pedal load
sensing switch, replace the brake pedal support.
Disconnect the brake pedal l ...
