Engine Control Module Testing & Inspection - Corolla LE Sedan L4
Engine Control Module: Service and Repair
REMOVAL
(a) Remove the finish lower center panel.
(b) Remove the 3 bolts and disconnect the ECM.
(c) Disconnect the following connector:
-
3 ECM connectors
-
5 connectors from connectors on bracket
-
Heated oxygen sensor (bank1 sensor2) connector
INSTALLATION
(a) Connect the following connectors:
-
3 ECM connectors
-
5 connectors from connectors on bracket
-
Heated oxygen sensor (bank1 sensor2) connector
(b) Connect the ECM and install the 3 bolts.
(c) Install the finish lower center panel.
