Sienna FWD V6-3.3L (3MZ-FE) (2006)
a. Read the system check result.
1. If the check result is "EXCH", "CHEK" or "Old", touch the displayed check result to view the results on the "Unit Check Mode" screen and
record them.
HINT:
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If all check results are "OK", go to communication DTC check.
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If a device name is not known, its physical address is displayed.
HINT: When proceeding to view the results of another device, press the service switch to return to the "System Check Mode" screen. Repeat
this step.
b. Read the communication diagnostic check result.