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:
How to proceed with troubleshooting
Notice:
Dtcs for the can communication system are as
follows: u0073, u0100, u0105, u0121, u0122, u0123,
u0124, u0126, u0129, c1280, c1296, c1297, and
b1499.
Refer to the troubleshooting procedures of each
system if dtcs regarding the can communication
system are not output.
Turn th ...
Power steering ecu communication stop mode
Description
Wiring diagram
Inspection procedure
Notice:
Turn the ignition switch off before measuring the resistances of the
main wire and the branch
wire.
After the ignition switch is turned off, check that the key reminder
warning system and light
reminder warning system ...
Customization
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