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:
Occupant classification sensor power supply circuit malfunction
Description
The occupant classification sensor power supply circuit consists of the
occupant classification ecu and
the occupant classification sensors.
Dtc b1793 is recorded when a malfunction is detected in the occupant
classification sensor power
supply circuit.
Wiring diagram
...
System voltage
Description
The battery supplies electricity to the ecm even when the ignition switch is
in the off position. This
power allows the ecm to store data such as dtc history, freeze frame data and
fuel trim values. If the
battery voltage falls below a minimum level, the memory is cleared and ...
Assist grips
An assist grip installed on the ceiling
can be used to support your
body while sitting on the seat.
Caution
Assist grip
Do not use the assist grip when getting in or out of the vehicle or
rising from
your seat.
Doing so could damage the assist grip, or could cause you to injure yourse ...
