Engine Control Module: Service and Repair
REPLACEMENT1. 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". Programming and Relearning
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 TPS 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 degrees C
- 5.3 degrees C < Coolant temperature < 99.8 degrees C
7. Check a fault code(DTC) on Hi-Scan(Pro) if the TPS adaptation was successful.