Toyota RAV4 (XA40) 2013-2018 Service Manual: Terminals of ecu
- Check tire pressure warning ecu
- Disconnect the e56 ecu 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.
- Reconnect the e56 ecu connector.
- Measure the voltage of the connector.
If the result is not as specified, the ecu may have a malfunction.
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 ...
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 ...
Other materials:
Emergency flashers
The emergency flashers are used to warn other drivers when the
vehicle has to be stopped in the road to a breakdown, etc.
Press the switch.
All the turn signals will flash.
To turn them off, press the switch
once again.
Emergency flashers
If the emergency flashers are used for a long ...
System voltage
Description
The battery supplies electricity to the ecm even when the ignition switch is
in the off position. This
power allows the ecm to store data such as dtc history, freeze frame data and
fuel trim values. If the
battery voltage falls below a minimum level, the memory is cleared and ...
Checking and replacing fuses
If any of the electrical components
do not operate, a
fuse may have blown. If this
happens, check and replace
the fuses as necessary.
Checking and replacing
fuses
1. Turn the engine switch to
OFF.
2. Open the fuse box cover.
Engine compartment: Type A
fuse box (if equipped)
Push claws A and B to co ...
