Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting
Hint:
- Use these procedures to troubleshoot the vehicle stability control system.
- *: Use the intelligent tester.
- Vehicle brought to workshop
- Inspect battery voltage
Standard voltage: 11 to 14 v
If the voltage is below 11 v, recharge or replace the battery before proceeding.
- Check and clear dtc*
- Problem symptom confirmation
Result 
- Symptom simulation
- Check communication function of controller area network (can)*
- Use the intelligent tester to check for normal functioning of the can communication system.
- Perform bus check (communication malfunction dtc).
Result 
- Check for dtc*
Result 
- Problem symptoms table
Result
- Overall analysis and troubleshooting
- Terminals of ecu (see page bc-41)
- Data list / active test (see page bc-52)
- Check for fluid leakage
- Repair or replace
- Confirmation test
End
System description
System description
Hint:
The skid control ecu forms a single unit with the abs
and traction actuator.
Abs (anti-lock brake system):
the abs helps prevent the wheels from locking
when t ...
Check for intermittent problems
Check for intermittent problems
Hint:
A momentary interruption (open circuit) in the connectors
and/or wire harness between the sensors and ecus can
be detected by using the ecu data list fun ...
Other materials:
Seat heater system
Parts location
System diagram
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "suspected area" column
of the table. Check each symptom by check ...
Front occupant classification sensor rh circuit malfunction
Description
The front occupant classification sensor rh circuit consists of the occupant
classification ecu and the
front occupant classification sensor rh.
Dtc b1781 is recorded when a malfunction is detected in the front occupant
classification sensor rh
circuit.
Wiring diagram
...
Valve body assembly
Components
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 pretensioner activation.
Remove no. 1 Engine under cover
Drain automati ...
