Toyota Corolla (E120): Engine mechanical

Emission control

Cooling

Other materials:

Outer rear view mirror assy lh
Replacement Hint: installation is according to the reverse order of the removal. In the rh side, work in the same procedure as in the lh side. 1. Remove front armrest assy lh 2. Remove power window regulator master switch assy (w/ power window) 3. Remove front armrest base panel upper ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indicator lamp comes on The OBD system determines that a problem exists somewhere in the emission cont ...

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 ...