Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting
Hint:
Perform troubleshooting in accordance with the following flowchart.
*: Use the intelligent tester.
- Vehicle brought to workshop
- Inspect battery voltage
Standard voltage: 11 to 14 v
If the voltage is below 11 v, recharge or replace the battery before proceeding.
- Problem symptom confirmation
- Check can communication system*
- Check for dtc (see page ps-11).
Result 
Hint:
- When any can communication system dtcs are output, perform troubleshooting on the can communication system first.
- When communication to the power steering ecu is not established through the intelligent tester, inspect terminals sil of the dlc3 and the power steering ecu, and the ig circuit of the power steering ecu.
- Check dtc*
- Check for dtc (see page ps-11).
Result 
- Problem symptoms table
Result 
- Overall analysis and troubleshooting*
- Terminals of ecu (see page ps-8).
- Data list / active test (see page ps-14).
- Repair or replace
- Confirmation test
End
System description
Description
The eps (electronic power steering) system generates
torque through the operation of the motor and the
reduction gear installed on the column shaft in order to
assist steering eff ...
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "suspected area" column of
t ...
Other materials:
Diagnosis system
Description
Data of the system can be read through the data
link connector 3 (dlc3) of the vehicle.
Therefore, when the system seems to be
malfunctioning, use the intelligent tester to check for
a malfunction and repair it.
Check dlc3
The vehicle's ecm uses iso 157 ...
Installation
Install crankshaft position sensor
Notice:
Make sure that the o-ring is not cracked or jammed
when installing it.
Apply a light coat of engine oil to the o-ring of the
sensor.
Install the sensor with the bolt.
Torque: 9.0 N*m (90 kgf*cm, 80 in.*Lbf)
Install the wire ha ...
Back-up power source circuit
Description
This is the back-up power source circuit for the air conditioning amplifier.
Power is supplied even when the
ignition switch is turned off and is used for functions such as the diagnostic
trouble code memory.
wiring diagram
Inspection procedure
Inspect fuse (ecu-b2)
...
