Toyota Corolla (E120): Engine control system

Inspection procedure

Sfi system

Other materials:

Circuit description
The ignition switch provides circuit power and the ecm provides the circuit ground that illuminates the mil. Mil operation is checked visually: it should be illuminated when the ignition is first turned on. If the mil is off all of the time or on all of the time, use the procedure below to ...

Diagnostic trouble code chart
Hint: when the srs warning light remains lit up and the dtc is the normal code, this means a voltage source drops. This malfunction is not stored in memory by the airbag sensor assy center and if the power source voltage returns to normal, the srs warning light will autom ...

Cassette tape cannot be inserted or played
Wiring diagram Inspection procedure 1 Check for any foreign object Check for any foreign object.  Check that no foreign object or defect is detected in the cassette tape player of radio receiver assembly. Standard: no foreign object and defect detected. 2 Check cassett ...