Hint:
Perform troubleshooting in accordance with the procedures below. The following is an outline of basic troubleshooting procedures. Confirm the troubleshooting procedures for the circuit you are working on before beginning troubleshooting.
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery before proceeding.
Result
Then find the problem symptoms in the problem symptoms table. Look at the "suspected area" column for a list of potentially malfunctioning circuits and / or parts.
Confirm the malfunctioning
circuit or part.
Adjust, repair or replace the
malfunctioning circuit or
parts.
After the adjustment, repairs or
replacement, confirm
that the malfunction no longer exists. If the malfunction
does not reoccur, perform a confirmation test under the
same conditions and in the same environment as when
the malfunction occurred the first time.
Terminals of ecu
Center airbag sensor assembly (w/ curtain
shield airbag)
Center airbag sensor assembly (w/o curtain
shield airbag)
...
How to proceed with troubleshooting
Notice:
Dtcs for the can communication system are as
follows: u0073, u0100, u0105, u0121, u0122, u0123,
u0124, u0126, u0129, c1280, c1296, c1297, and
b1499.
Refer to the troubleshooting procedures of each
system if dtcs regarding the can communication
system are not output.
Turn th ...
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 ...