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:
Diagnosis system
Description
Engine immobiliser system data and diagnostic
trouble codes (dtcs) can be read through the
vehicle's data link connector 3 (dlc3). In some
cases, a malfunction may be occurring in the engine
immobiliser system even though the security
indicator light is not illuminated ...
Trailer Tongue Weight
A recommended tongue
weight varies in accordance
with the types of trailers or
towing as described below.
To ensure the recommended
values shown below, the
trailer must be loaded by
referring to the following
instructions.
Tongue Weight
The gross trailer weight should be
distribut ...
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 pretensioner activation.
Disconnect cable from positive battery
terminal
Remove battery clamp
...
