## Fuel and Emissions Systems

#### General Troubleshooting Information (cont'd)

11-6

How to Substitute the ECM/PCM

1. Remove the ECM/PCM from the vehicle.
2. Install a known-good ECM/PCM in the vehicle.
3. Rewrite the immobiliser code with the ECM/PCM replacement procedure on the Honda PGM Tester. It allows you to start the engine.
4. After completing your tests, reinstall the original ECM/PCM and rewrite the immobiliser code with the ECM/PCM replacement procedure on the Honda PGM Tester again.