Toyota RAV4 (XA40) 2013-2018 Service Manual: Terminals of ecm
- Check ecm
- Disconnect the a9 and b30 connectors.
- Measure the voltage and resistance of the wire harness side connectors.
If the result is not as specified, there may be a malfunction on the wire harness side.
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 ...
Diagnosis system
Description
The ecm controls the function of cruise control on this
vehicle. Data of the cruise control or dtc can be read
from the dlc3 of the vehicle. When trouble occurs with
cruise contro ...
Other materials:
Disassembly
Remove radio setting condenser
Remove the bolt and condenser.
Remove oil pressure switch
Using a 24 mm deep socket wrench, remove the sensor.
Remove engine coolant temperature sensor
Using sst, remove the sensor and gasket.
Sst 09817-33190
Remove c ...
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
Check dlc3
The ecm uses iso 15765-4 for communication. The
terminal arrangement of the dlc3 complies with sae
j1962 and matches the iso 15765-4 format.
If the result is not as specified, the dlc3 may have a
malfunction. Repair or replace the harness and
connector.
Hint:
Conn ...
