Toyota RAV4 (XA40) 2013-2018 Service Manual: Cruise control system cruise control main switch
Components
Removal
Caution:
Be sure to read the precautionary notices concerning the srs airbag system before servicing it (see page rs-1).
- 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.
- Remove steering pad assembly (see page rs- 336)
- Remove cruise control main switch
- Disconnect the connector.
- Remove the 2 screws and switch.
Inspection
- Inspect cruise control main switch
- Measure the resistance of the switch.
Standard resistance 
If the result is not as specified, replace the switch assembly.
Tc and cg terminal circuit
Description
Connecting terminals tc and cg of the dlc3 enables dtcs to be read through blinking patterns of the combination meter's cruise main indicator light.
Hint:
When a warning light of the combination meter blinks continuously, terminal tc of the dlc3 or an ecm may have a ground short.
Wiring diagram
Inspection procedure
- Check wire harness (dlc3 - ecm and body ground)
- Disconnect the e13 dlc3 connector.
- Disconnect the a9 ecm connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance 
Replace ecm
Installation
- Install cruise control main switch
- Install the switch with the 2 screws.
Torque: 1.7 To 3.0 N*m (17.34 To 30.60 Kgf*cm, 15.04 To 26.55 In.*Lbf)
- Connect the connector.
- Install steering pad assembly (see page rs- 336)
- Connect cable to negative battery terminal
- Check srs warning light
- Check the srs warning light (see page rs-37).
Cruise control switch circuit
Description
This circuit sends signals to the ecm depending on the cruise control switch
condition. The battery
supplies positive (+) battery voltage to the cruise control switch. Then
terminal ...
Differential
...
Other materials:
Ecu malfunction
Description
Inspection procedure
If the power steering ecu detects these dtcs, it will shut off the motor
relay circuit (built into the power
steering ecu) and stop power assist. However, power assist continues if dtc
c1533 is output.
Reconfirm dtc
Check for dtc.
Ok:
dtc i ...
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 ...
Using the “setup” menu (“bluetooth*” menu)
Registering a bluetooth® device in the system allows the system
to function. The following functions can be used for registered
devices:
Functions and operation procedures
Press the “setup” button and select “bluetooth*” using the
“tune•scroll” knob.
Press the knob and sele ...
