Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Mil circuit / Circuit description
Toyota Corolla (E120): 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 troubleshoot it. The mil is used to indicate the ecm’s detection of a vehicle malfunction.
Follow this procedure using the hand–held tester or an obd ii scan tool to determine the cause of the problem and to check the mil.
Wiring diagram

Other materials:
Manual transmission / transaxle
Service data
Torque specification
...
Rear speaker assy
Replacement
Hint: components:
1. Remove rear door opening trim rh
2. Remove rear door opening trim lh
3. Remove bench type rear seat cushion assy( or 72–8)
4. Remove rear seat back assy (fixed type rear seat)
5. Remove rear seat back assy (separated type rear seat)
6. Remove rear seat side ...
Emergency flashers
The emergency flashers are used to warn other drivers when the vehicle has
to be stopped in the road due to a breakdown, etc.
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch once again.
■Emergency flashers
If the emergency flashers are used ...


