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:
Terminals of ecu
Check tire pressure warning ecu
Disconnect the e56 ecu connector.
Measure the voltage and resistance of the wire
harness side connector.
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the e56 ecu connector.
Measure the ...
Initialization
Initialize sliding roof drive gear subassembly
Notice:
When replacing the sliding roof drive gear, the
sliding roof drive gear requires initialization. If a
reset is not executed, the following functions do not
operate: auto operation and key off operation.
Turn the ignition switch on. ...
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 ...
