FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Initial Programming of Engine Control Module (ECM)



Prerequisite for initial programming process:
- Battery voltage 11 Volt minimum
- Vehicle speed signal V = 0
- Engine rpm signal n = 0
- Transmission range P/N = 1
- Idle speed contact closed CTP = 1

Caution: Vehicle can not be moved during initial programming process.

- Drive vehicle V = > 5 km/h (3 mph)
Only then will the transmission version be recognized.