


PrecautionBack-up power source circuit
Description
This is the back-up power source circuit for the air conditioning amplifier.
Power is supplied even when the
ignition switch is turned off and is used for functions such as the diagnostic
trouble code memory.
wiring diagram
Inspection procedure
Inspect fuse (ecu-b2)
...
Maintenance requirements
To ensure safe and economical
driving, day-to-day care
and regular maintenance
are essential. It is the
owner's responsibility to
perform regular checks.
Toyota recommends the following
maintenance:
â– Repair and replacement
It is recommended that genuine
Toyota parts be used for repairs to
ensure ...
Road test
Problem symptom confirmation
Based on the result of the customer problem
analysis, try to reproduce the symptoms. If the
problem is that the transaxle does not shift up, shift
down, or the shift point is too high or too low,
conduct the following road test referring to the
automat ...