Toyota RAV4 (XA40) 2013-2018 Service Manual: Front seatback heater
Inspection
- Inspect front seatback heater assembly lh
- Measure the resistance of the seatback heater.
Standard resistance 
If the result is not as specified, replace the seatback heater assembly
- Inspect front seatback heater assembly rh
Hint:
Use the same procedures described for the lh side.
Seat heater switch
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 ai ...
Front seat cushion heater
Inspection
Inspect front seat cushion heater
assembly lh
Measure the resistance of the seat cushion heater.
Standard resistance
If the result is not as specified, replace the seat ...
Other materials:
Solar sensor circuit (passenger side)
Description
The solar sensor, which is installed on the upper side of the instrument
panel, detects sunlight and
controls the air conditioning auto mode. The output voltage from the solar
sensor varies in accordance
with the amount of sunlight. When the sunlight increases, the output volt ...
Inspection
Inspect cylinder head for warpage
Using a precision straightedge and feeler gauge,
measure the warpage of the contact surfaces of the
cylinder block and manifolds.
Maximum warpage:
0.08 Mm (0.0032 In.)
If the warpage is greater than the maximum, replace
the cylinder head sub-a ...
Diagnosis system
Description
Power door lock control system data can be read in the
data link connector 3 (dlc3) of the vehicle. When the
system seems to be malfunctioning, use the intelligent
tester to check for malfunctions and perform repairs.
Check dlc3
The ecu uses iso 15765-4 for communi ...
