Engine Control Module: Service and Repair

REPLACEMENT
1. Disconnect the ECM wiring connector.




2. Unscrew four bolts mounting on back of air cleaner assembly.
3. Remove the ECM.
4. Install a new ECM.

Tightening torque: 1.0 - 1.2 kgf.m

5. Write the VIN (Vehicle Identification Number) in a new ECM according to "VIN PROGRAMMING PROCEDURE" (Refer to FL-43).







6. Perform the below procedures to program an new TPS adaptation into a new ECM.

CAUTION: When replacing ECM or ETC throttle body, be sure to perform a new 0TPS adaptation using Hi-Scan (Pro).

1. Clear the previous TPS adaptation value using Hi-scan (pro).
2. Turn the ignition switch off, and then turn it on without cranking.
3. Wait for 10 sec. until TPS adaptation finishes.

NOTE: The above procedures have to be performed under below conditions.
- Battery voltage 10 V
- Intake air temperature 5.3 °C
- 5.3 °C Coolant temperature 99.8 °C.

7. Check a fault code (DTC) on Hi-Scan (Pro) if the TPS adaptation was successful.