Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Starter cut relay circuit / Circuit description
Toyota Corolla (E120): Circuit description
When the tvip system operates, the tvip ecu controls the starter cut relay so that the relay should not be turned on and consequently the starter can not crank the engine.
Wiring diagram

Other materials:
Front seat airbag assy rh
Disposal
Hint:
when scrapping vehicles equipped with an srs or disposing of the
front seat airbag assy always first
deploy the airbag in accordance with the procedure described below. If any
abnormality occurs with
the airbag deployment, contact the service dept. Of toyota motor sales ...
Circuit description
A thermistor is built in the engine coolant temperature sensor and changes
the resistance value according
to the engine coolant temperature.
The structure of the sensor and connection to the ecm is the same as those of
the intake air temperature
sensor.
Hint:
if the ecm detects the dtc ...
Inspection procedure
Hint:
hand–held tester only:
narrowing down the trouble area is possible by performing ”a/f control” active
test (heated oxygen
sensor or other trouble areas can be distinguished).
Perform active test using hand–held tester (a/f control).
Hint:
”a/f control” is the active te ...


