Toyota RAV4 (XA40) 2013-2018 Service Manual: Tc and cg terminal circuit
Description
Dtc output mode is set by connecting terminals 13 (tc) and 4 (cg) of the dlc3. The dtcs are indicated by the blinking of the tire pressure warning light.
Wiring diagram
Hint:
When each warning light continues blinking, a ground short in the wiring of terminal tc of the dlc3 or an internal ground short in each ecu may have occurred.
Inspection procedure
Notice:
It is necessary to register an id code after replacing the tire pressure monitor valve and/or the tire pressure warning ecu (see page tw-9).
- Check wire harness (dlc3 - ecu)
- Disconnect the e13 dlc3 connector.
- Disconnect the e56 ecu connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance 
Proceed to next circuit inspection shown in problem symptoms table
Removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt preten ...
Other materials:
Outside vehicle
General maintenance
Performing the following maintenance checks on the vehicle
is the owner's responsibility. The owner may perform the
maintenance or take the vehicle to a service center. Check
the parts of the vehicle described below on a daily basis. In
most cases, special tools are not requ ...
System description
Brief description
The can (controller area network) is a serial data
communication system for real time application. It is
a vehicle multiplex communication system which
has a high communication speed (500 kbps) and
the ability to detect malfunctions.
By pairing the canh and canl ...
Ecm communication circuit malfunction
Description
The circuit is used to send trc and vsc control information from the skid
control ecu to the ecm, and
engine control information from the ecm to the skid control ecu.
Inspection procedure
Hint:
Check that the part numbers of the installed ecm and skid control ecu are
cor ...
