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:
Headlight (hi-beam) circuit
Description
The body ecu controls the headlight relay, no. 2 Daytime running light relay
(marking: drl no. 2) And
no. 4 Daytime running light relay (marking: drl no. 4).
Wiring diagram
Inspection procedure
Perform active test by intelligent tester
Connect the intelligent test ...
Throttle / pedal position sensor / switch "A" circuit range / performance
problem
Hint:
This dtc relates to the throttle position (tp) sensor.
Description
Refer to dtc p0120 (see page es-114).
Monitor description
The ecm uses the tp sensor to monitor the throttle valve opening angle.
This sensor transmits two signals: vta1 and vta2. Vta1 is used to detect the
th ...
Removal
Drain engine coolant (see page co-6)
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 cover
Remove ...
