Camry L4-2.4L (2AZ-FE) (2005)
Malfunction Indicator Lamp: Testing and Inspection
MIL CIRCUIT
CIRCUIT DESCRIPTION
The Malfunction Indicator Lamp (MIL) is used to indicate the ECM's detection of a vehicle malfunction. The instrument panel IG2 fuse provides circuit
power and the ECM provides the circuit ground that illuminates the MIL.
MIL operations should be checked visually:
The MIL should be illuminated when the ignition is first turned on. If the MIL is always ON or OFF, use the hand-held tester or OBD II scan tool and
follow the procedures below to determine the cause of the problem.
Wiring Diagram