Toyota RAV4 (XA40) 2013-2018 Service Manual: Terminals of ecu
- Check power steering ecu
Hint:
Measurements cannot be performed on the c connector side of the power steering ecu.
- Measure the voltage and resistance of the connectors.
If the result is not as specified, the ecu may have a malfunction.
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
t ...
Diagnosis system
Check dlc3
Check the dlc3:
the power steering ecu uses can (iso11898-1)
and iso9141-2 for communication protocol. The
terminal arrangement of the dlc3 complies with
sae j1962 and ...
Other materials:
Unlock warning switch
Inspection
Inspect unlock warning switch assembly
Measure the resistance of the switch.
Standard resistance
If the result is not as specified, replace the switch
assembly.
Ecu power source circuit
Description
This circuit provides power to operate the transponder key ecu.
Wir ...
Fuel tank cap
Inspection
Inspect fuel tank cap assembly
Visually check that the cap and gasket are not
deformed or damaged.
If the result is not as specified, replace the cap
assembly or gasket.
Remove the gasket from the exhaust manifold.
...
Unmatched key code
Description
This dtc is output when a key code that has not been registered in the
transponder key ecu is inserted
into the ignition key cylinder.
Inspection procedure
Reregister key
Clear the dtc (see page ei-18).
Reregister the key code with the transponder key ecu
(see ...
