Toyota RAV4 (XA40) 2013-2018 Service Manual: Terminals of ecu
- Check combination meter assembly
- Disconnect the e19 meter connector.
- Measure the voltage and resistance of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
- Check heater control panel (for automatic air conditioning system)
- Disconnect the e23 panel connector.
- Measure the voltage and resistance of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
- Check clock assembly (for manual air conditioning system)
- Disconnect the e22 clock connector.
- Measure the voltage and resistance of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
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 th ...
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 t ...
Other materials:
Steering angle sensor circuit malfunction
Description
The steering sensor signal is sent to the skid control ecu via the can
communication system. When
there is a malfunction in the can communication system, it is detected by the
steering sensor zero point
malfunction diagnostic function.
Wiring diagram
Inspection proce ...
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.
Pr ...
Precaution
Notice:
Perform the reset memory procedures (a/t
initialization) when replacing the automatic transaxle
assembly, engine assembly or ecm (see page ax-18).
Hint:
Reset memory cannot be completed by only reconnecting
the cable to the negative (-) battery terminal.
Caution:
When using compresse ...
