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:
Ignition key cylinder light
Components
Removal
Disconnect cable from negative battery
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Place front wheels facing straight ahead
Remove steering pad ...
Driving assist systems
To keep driving safety and
performance, the following
systems operate automatically
in response to various
driving situations. Be
aware, however, that these
systems are supplementary
and should not be relied
upon too heavily when operating
the vehicle.
Summary of the driving
assist systems
â– ABS ( ...
Torque converter clutch solenoid circuit
Description
The shift solenoid valve dsl is turned on and off by signals from the ecm to
control the hydraulic
pressure acting on the lock-up relay valve, which then controls operation of the
lock-up clutch.
Fail-safe function:
if the ecm detects a malfunction, it turns the shift sol ...
