Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting
Hint:
- Use these procedures to troubleshoot the sliding roof 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.
- Inspect communication function of multiplex communication system (can)*
- Using the intelligent tester, check if the multiplex communication system (can) is functioning normally.
Result 
- Problem symptoms table
Result 
- Overall analysis and troubleshooting
- Data list / active test (see page rf-7)
- Terminals of ecu (see page rf-5)
- On-vehicle inspection (see page rf-9)
- Adjust, repair or replace
- Confirmation test
End
System description
General
This system has the following functions: manual slide
open and close; auto slide open and close; manual tilt up
and down; auto tilt up and down; jam protection; and key
off operation. ...
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 followi ...
Other materials:
Evaporative emission leak detection pump
Dtc summary
Hint:
The leak detection pump is built into the canister pump module.
Description
The description can be found in the evap (evaporative emission) system (see
page es-335).
Inspection procedure
Refer to the evap system (see page es-340).
Monitor description
5 Hours* afte ...
Control module communication bus off
Description
The power steering ecu receives signals from the ecm and the skid control ecu
via the can
communication system.
Hint:
When 2 or more dtcs starting with [u] are output simultaneously, inspect
the connectors and wire
harness of each ecu.
If dtc u0105/41 is output, fi ...
On-vehicle inspection
Check fan and generator v belt
Visually check the drive belt for excessive wear,
frayed cords, etc.
If any defect has been found, replace the drive belt.
Hint:
Cracks on the rib side of a drive belt are considered
acceptable.
If the drive belt has chunks missing from the r ...
