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:
Evaporator temperature sensor circuit
Description
The no. 1 Cooler thermistor (evaporator temperature sensor) is installed on
the evaporator in the air
conditioning unit to detect the temperature of the cooled air that has passed
through the evaporator and to
control the air conditioner. It sends signals to the air conditioni ...
Brake switch "b" circuit high
Description
The purpose of this circuit is to prevent the engine from stalling while
driving in the lock-up condition when
the brakes are suddenly applied.
When the brake pedal is depressed, this switch sends a signal to the ecm. Then
the ecm cancels the
operation of the lock-up clutch ...
Headlight dimmer switch
Precaution
Precaution for vehicle with srs
Some procedures in this section may affect the
supplemental restraint system (srs). Prior to
performing the procedures, read the srs section's
"precaution" (see page rs-1).
Components
Removal
Disconnect cable from negat ...
