DFI Theory/Operation
- Description
- Operation
- Notes
- Fuel Delivery
- Air Induction
- Input Data Sensors
- Notes
- Manifold Air Temperature (MAT) Sensor
- Coolant Temperature Sensor (CTS)
- Manifold Absolute Pressure (MAP) Sensor
- Throttle Position Sensor (TPS)
- Throttle Switch
- Vehicle Speed Sensor (VSS)
- Oxygen (O2) Sensor
- Engine Speed Sensor (Distributor Reference Signal)
- Power Steering Pressure Switch (PSPS)
- Park/Neutral Safety Switch
- Crank Signal
- Transmission Temperature & 3rd-4th Gear Switch
- Cruise Control
- Electronic Control Module (ECM)
- ECM Output Controlled Systems
- BCM/ECM Computer System Operation
- "Eng Control System/SERV Soon/Service Now" Telltales
- BCM/ECM Computer System Status Light Descriptions
- ECM Data Displays Identification
- Notes
- ECM "ED01" Data Code
- ECM "ED02" Data Code
- ECM "ED03" Data Code
- ECM "ED04" Data Code
- ECM "ED05" Data Code
- ECM "ED06" Data Code
- ECM "ED07" Data Code
- ECM "ED08" Data Code
- ECM "ED10" Data Code
- ECM "ED11" Data Code
- ECM "ED12" Data Code
- ECM "ED18" Data Code
- ECM "ED19" Data Code
- ECM "ED26" Data Code
- ECM "ED70" Data Code
- ECM "ED98" Data Code
- ECM "ED99" Data Code
- BCM Data Displays Identification
- BCM "BD20" Data Code
- BCM "BD21" Data Code
- BCM "BD22" Data Code
- BCM "BD23" Data Code
- BCM "BD24" Data Code
- BCM "BD25" Data Code
- BCM "BD26" Data Code
- BCM "BD27" Data Code
- BCM "BD28" Data Code
- BCM "BD32" Data Code
- BCM "BD40" Data Code
- BCM "BD41" Data Code
- BCM "BD42" Data Code
- BCM "BD43" Data Code
- BCM "BD44" Data Code
- BCM "BD50" Data Code
- BCM "BD51" Data Code
- BCM "BD60" Data Code
- BCM "BD61" Data Code
- BCM "BD90" Data Code
- BCM "BD91" Data Code
- BCM "BD98" Data Code
- BCM "BD99" Data Code
- Input Displays
- Notes
- ECM "EI71" Input Code
- ECM "EI72" Input Code
- ECM "EI74" Input Code
- ECM "EI78" Input Code
- ECM "EI79" Input Code
- ECM "EI80" Input Code
- ECM "EI81" Input Code
- BCM "BI01" Input Code
- BCM "BI02" Input Code
- BCM "BI03" Input Code
- BCM "BI04" Input Code
- BCM "BI05" Input Code
- BCM "BI06" Input Code
- BCM "BI07" Input Code
- BCM "BI08" Input Code
- BCM "BI09" Input Code
- BCM "BI10" Input Code
- BCM "BI30" Input Code
- BCM "BI41" Input Code
- BCM "BI51" Input Code
- IPC "II78" Input Code
- IPC "II79" Input Code
- IPC "II80" Input Code
- IPC "II81" Input Code
- IPC "II82" Input Code
- Output Displays
- Notes
- ECM "EO00" Output Code
- ECM "EO01" Output Code
- ECM "EO02" Output Code
- ECM "EO03" Output Code
- ECM "EO04" Output Code
- ECM "EO05" Output Code
- ECM "EO06" Output Code
- ECM "EO07" Output Code
- ECM "EO08" Output Code
- ECM "EO09" Output Code
- ECM "EO99" Output Code
- BCM "BO00" Output Code
- BCM "BO03" Output Code
- BCM "BO04" Output Code
- BCM "BO05" Output Code
- BCM "BO06" Output Code
- Override Displays
- Fixed Spark Mode (Setting Ignition Timing)
- Wiring Diagrams