Toyota Corolla (E120): Sfi system
Other materials:
On–vehicle inspection
1. Inspection throttle body idle speed control valve assy
Notice:
it is impossible to check the resister value and the operation
of isc valve by itself, because the isc valve
has an ic circuit inside it, which transforms the duty
signal from the ecm to the derive signal.
After check ...
Tape is tangled due to incorrect tape speed or
auto–reverse malfunction
Inspection procedure
1 Check for any foreign object
Check for any foreign object.
Check that no foreign material and troubles are detected in the radio
receiver assembly cassette
tape player.
Standard: no foreign material and trouble detected.
2 Replace cassette tape with an ...
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
...


