Operation CHARM
: Car repair manuals for everyone.
Home
>>
Oldsmobile
>>
1988
>>
Delta 88 V6-3800 3.8L
>>
Repair and Diagnosis
>>
Relays and Modules
>>
Relays and Modules - Powertrain Management
>>
Relays and Modules - Computers and Control Systems
>>
Engine Control Module
>>
Description and Operation
>>
Modes of Operation
>>
Deceleration Mode
Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la
If it fails:
lemon-manuals.org.ua
Or, hide this message:
temporarily
or
permanently
Deceleration Mode
In the Deceleration Mode, the ECM senses changes in throttle position and manifold pressure of air flow and reduces fuel delivery. When decelerating very rapidly, the ECM can cut off fuel completely for short periods of time.