Toyota RAV4 (XA40) 2013-2018 Service Manual: Basic inspection
When a malfunction is not confirmed by the dtc check, troubleshooting should be carried out in all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location of the problem can be found quickly and efficiently. Therefore, using this check is essential when engine troubleshooting.
Notice:
Conduct this check with the engine stopped and ignition
switch off. 
Check for intermittent problems
Hint:
Inspect the vehicle's ecm using check mode. Intermittent
problems are easier to detect with the intelligent tester when
the ecm is in check mode. In check mode, the ecm uses 1
trip detection ...
Registration
Notice:
The vehicle identification number (vin) must be input
into the replacement ecm.
Hint:
The vin is a 17-digit alphanumeric number. The intelligent
tester is required to register the vin.
...
Other materials:
How to proceed with troubleshooting
Hint:
Use these procedures to troubleshoot the seat belt
warning system.
*: 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.
...
Removal
Hint:
When removing the spoiler, heat the vehicle body and spoiler
using a heat light.
Standard heating temperature
Notice:
Do not heat the vehicle body and spoiler excessively.
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
...
Fuel injector
Components
Removal
Discharge fuel system pressure
Caution:
Discharge fuel system pressure
procedures must be performed before
disconnecting any part of the fuel system.
After performing the discharge fuel system
pressure procedures, pressure will remain in
the fuel line ...
