Toyota RAV4 (XA40) 2013-2018 Service Manual: Data list / active test
- Read data list
Hint:
Using the intelligent tester's data list allows switch, actuator and other item values to be read without removing any parts. Reading the data list early in troubleshooting is one way to save time.
- Connect the intelligent tester (with can vim) to the dlc3.
- Turn the ignition switch on.
- Read the data list according to the display on the tester.
Diagnosis system
Check dlc3
The ecm uses iso 15765-4 for communication. The
terminal arrangement of the dlc3 complies with sae
j1962 and matches the iso 15765-4 format.
If the result is not as spe ...
Diagnostic trouble code chart
Hint:
If a trouble code is displayed during the dtc check, check
the circuit listed for that code in the table below. Then
proceed to the appropriate page.
...
Other materials:
Mass or volume air flow circuit
Description
The mass air flow (maf) meter is a sensor that measures the amount of air
flowing through the throttle
valve.
The ecm uses this information to determine the fuel injection time and to
provide the appropriate air-fuel
ratio.
Inside the maf meter, there is a heated platinu ...
Open in one side of can branch line
Description
If 2 or more ecus and/or sensors do not appear on the intelligent tester's
"bus check" screen via the
can vim, one side of the can branch wire may be open. (One side of the canh
[branch wire] /canl
[branch wire] of the ecu and/or sensor is open.)
Wiring diagram
...
Open in can main wire
Description
There may be an open circuit in the can main wire and / or the dlc3 branch
wire when the resistance
between terminals 6 (canh) and 14 (canl) of the dlc3 is 69 ù or more.
Wiring diagram
Inspection procedure
Notice:
Turn the ignition switch off before measuring th ...
