Toyota RAV4 (XA40) 2013-2018 Service Manual: System description
- Driver seat belt warning light
- When the driver seat belt is not fastened with the ignition switch on, the driver seat belt warning light on the combination meter comes on to inform the driver. The center airbag sensor detects the driver seat belt status and sends signals to the combination meter through the can bus line.
- Passenger seat belt warning light
- For automatic air conditioning system: when the passenger seat belt is not fastened with the ignition switch on and the passenger seat occupied, check that the passenger seat belt warning light on the heater control panel display blinks. The combination meter detects the passenger seat belt status and whether the passenger seat is occupied.
- For manual air conditioning system: when the passenger seat belt is not fastened with the ignition switch on and the passenger seat occupied, check that the passenger seat belt warning light on the clock panel blinks. The combination meter detects the passenger seat belt status and whether the passenger seat is occupied.
Seat belt warning system
Parts location
System diagram
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How to proceed with troubleshooting
Hint:
Use these procedures to troubleshoot the seat belt
warning system.
*: Use the intelligent tester.
Vehicle brought to workshop
Inspect battery voltage
Standard voltage:
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Other materials:
Precaution
Handling precaution
When handling the electronic parts:
Avoid any impact to electronic parts such as
ecus and relays. Replace with new ones if
dropped or subjected to a severe blow.
Do not expose any electronic parts to high
temperatures and humidity.
Do not touch the connec ...
Fuel pump control circuit
Description
When the engine is cranked, the starter relay drive signal output from the
star terminal of the ecm is
input into the sta terminal of the ecm, and ne signal generated by the
crankshaft position sensor is also
input into the ne+ terminal. Thus, the ecm interprets that the engine is ...
Rear door courtesy switch
Components
Removal
Hint:
Use the same procedures for the rh and lh sides.
The procedures listed below are for the lh side.
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal t ...
