Corolla L4-2.4L (2AZ-FE) (2010)
Result:
HINT
Check for detected DTCs output from other ECUs which relate to the MIL.
B -- REPAIR CIRCUITS INDICATED BY OUTPUT DTCS See: Testing and Inspection/Diagnostic Trouble Code
Descriptions/Engine Control - SFI System
A -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (CHECK FOR SHORT IN WIRE HARNESS)
(a) Disconnect the ECM connector.
(b) Turn the ignition switch to ON.
(c) Check that the MIL does not illuminate.
OK:
MIL not illuminated.
(d) Reconnect the ECM connector.
NG -- CHECK HARNESS AND CONNECTOR (COMBINATION METER - ECM)
OK -- REPLACE ECM See: Engine Control Module/Service and Repair/Components
4. CHECK HARNESS AND CONNECTOR (COMBINATION METER - ECM)