Toyota Corolla (E170) 2014–2019 Owners Manual / Maintenance and care / Maintenance and care
Toyota Corolla (E170): Maintenance and care
Other materials:
Circuit description
The variable valve timing (vvt) system includes the ecm, the oil control
valve (ocv) and the vvt controller.
The ecm sends a target ”duty–cycle” control signal to the ocv. This control
signal, applied to the ocv,
regulates the oil pressure supplied to the vvt controller. Camshaft timin ...
Cd cannot be inserted or is ejected right after
insertion
Wiring diagram
Inspection procedure
1 Check if a proper cd is inserted
Check that a proper cd is inserted.
Make sure that the cd is normal audio cd, and that there is no
deformation, flaw, stain, burr and
other defects on the cd.
Standard: normal audio cd.
Reference:
...
Inspection procedure
1 Reconfirm dtc
Check the dtc
2 Inspect skid control ecu connector securely connected
3 Inspect skid control ecu connector(ig1 terminal voltage)
In case of using hand–held tester:
check the voltage condition output from the ecu displayed on the
hand–held tester.
O ...