Preparation

ECM Harness Connector Terminal Layout:

ECM Terminals and Reference Value

PREPARATION




1. ECM is located in the right side of the cowl top (behind the strut tower).
For this inspection:
- Remove front strut tower bar. Refer to "FRONT SUSPENSION ASSEMBLY". Suspension
- Remove engine control harness bracket on the strut tower.




- Remove quick connector on the ventilation hose.




- Remove ECM fixing bolts and pull it out all the way.




- Remove ECM cover fixing bolts.
- Remove ECM fixing bolts.
- Remove ECM with the harness from the cover.





2. Remove ECM harness protector.




3. Perform all voltage measurements with the connector connected. Extend tester probe as shown to perform tests easily.
- Open harness securing clip to make testing easier.
- Use extreme care not to touch 2 pins at one time.
- Data is for comparison and may not be exact.