ACCEL/DFI Engine Management Systems DFI …

1 ACCEL/DFI Engine Management SystemsDFI generation +Installation and Operation Manual2 TABLE OF CONTENTSACCEL/DFI Products and Part Manifold & Electronic and Play VII Accessories and Impedance Dual Sync Engine Management Pressure VI Wiring and Pumps and Manifolds and Bodies and Rails and Injector and Programming INSTALLATION Minimum Computer system DFI CalMap Keyboard Electronic Access to Drawings and Kit Required Manifold Fuel Pump Mounting, Wiring, and Fuel Pump Mechanical Pump Fuel system Fuel Filter Mounting the Exhaust Installing your distributor, crank sensor, or cam Ignition Systems with Computer Controlled Non-Computer Controlled Main wiring harness and ECM Mounting Your DFI Gen 7 Wiring Harness Starting the Configuring the ECM before Create a Fuel Table, (Fuel->Utilities->VE Estimator).. Pre-check and Starting the Timing Throttle Diagnostic Error End of Inject No Spark At Engine Runs Engine Runs Ignition system Diagnostic Software Minimum Computer system the CalMap Started with Data Online from an Data from a Calibration CalMap Calibration CalMap Menu and CalMap Instrument CalMap Monitor Calibration Data with CalMap.

2 71 Numerical Table Editing Graph Editing Numerical Table Editing (Line Graph) Editing 4: 2-Dimensional Graph Value Table Editing 5: The Single Cell Table Editor Configuration Screen:..77 Controls Configuration CalMap Keyboard Command Shortcuts:..78 CALMAP TABLE Table/Graph Data from a Current Screen Data to a Current Screen Data to the Global Calibration to a Global Calibration from a Global Calibration Current Current Table Width Fuel Coefficient vs Engine Coolant After-Start Fuel Decay Modifier vs Engine Coolant Temperature (Pro Version only)..82 Prestart Fuel Fuel and X vs. Modifier Rate of Change Acceleration Rate Of Change Acceleration Enrichment Rate Of Change Acceleration STEADY #1 - #8 Individual Cylinder Fuel Correction Correction vs. Voltage (Pro Version only)..87 Base Offset Injector timing (Sequential Injection Only).

3 87 Target Injector timing (Sequential Injection Only)..88 Target Air to Fuel Correction vs. Target Air to Fuel Ratio (Pro Version only)..89VE Correction Coefficient vs Estimated Intake Port Temperature (Pro Version only)..89VE Correction vs Engine Coolant Temperature (Warm-up Map)..90 ECT VE Correction vs MAP/RPM (Pro Version only)..90 Base Volumetric Efficiency (Fuel Map)..91 Alpha-N MAP vs Percent IAT Difference (Pro Version only)..925 MST IAT Difference (Pro Version only)..92 FUEL Control Proportional Control Integral Control Differential Feedback Maximum Fuel Feedback Maximum Fuel Feedback Stoichiometric Air to Fuel Ratio (Pro Version only)..95 Closed Loop ECT Loop Delay vs. Starting Start-up Startup Termination Start-up Decay Interval (Pro Version only)..97 Ignition Start-up Phase-in Interval (Pro Version only)..98 IGNITION STEADY Air Temperature Ignition ECT Ignition Compensation (Pro Version only).

4 98 ECT Compensation Power Modifier (Pro Version only)..99 Idle Spark Control Base Advance (Timing Map)..100 IGNITION Feedback Retard Limit (Pro Version only)..100 Knock Feedback Retard Interval (Pro Version only)..100 Knock Feedback Advance Interval (Pro Version only)..101 IGNITION DWELL Dwell CONFIGURATION % Throttle Idle Spark % Throttle Idle Attack Mode Decay Air Controller (IAC) Control Loop Control Proportional Control Integral Control Differential MENU Idle IAC Position vs Coolant Temperature (Pro Version only)..105 Maximum IAC Position vs Coolant Temperature (Pro Version only)..105 IAC Starting Position vs. Engine Control Delay (Pro Version only)..106 Throttle STAGE 1 1 - Nitrous system 1 Fuel Trim/Ignition Engine Saver Enable All 1 - Engine Saver O2 A:F Threshold (Wideband O2 Only)..107 NOS BSFC All 1 - Orifice Size 1 - Number of 1 - NOS Orifice 1 - Line 1 - 1 - Minimum % 1 - Minimum 1 - Manifold Pressure 1 - NOS Fuel - RPM Limit (All Stages).

5 110 Stage 1 - ECM Enable 1 - Dual Mapping A:F Ratio system Boost Builder system 1 - Closed Loop Fueling Asynchronous Fueling Compensation - All Fuel Flow Rate ( ) Fuel Enrichment ( ) Estimated Horsepower 1 - IGNITION 1 - Ignition 1- FUEL 1 Fuel STAGE 2- 2 - Nitrous system 2 Fuel Trim/Ignition Saver O2 Sensor Enable All 2 - Engine Saver O2 A:F Threshold (Wideband O2 Only)..113 NOS BSFC All 2 - Orifice Size 2 - Number of 2 - Orifice 2 - Line 2 - 2 - Minimum % 2 - Minimum 2 - Manifold Pressure 2 - Fuel RPM Limit - All 2 - ECM Enable 2 - Closed Loop Fueling Asynchronous Fueling Compensation - All Fuel Flow Rate ( ) Fuel Enrichment ( ) Estimated Horsepower 2- IGNITION 2 - Ignition 2- FUEL 2 - Fuel STAGE 3 3 - Nitrous system 3 Fuel Trim/Ignition Saver O2 Sensor Enable All 3 - Engine Saver O2 A:F Threshold (Wideband O2 Only).

6 117 NOS BSFC All 3 - 3 - Minimum % 3 - Minimum 3 - Manifold Pressure 3 - Fuel RPM Limit - All 3 - ECM Enable Asynchronous Fueling Compensation - All Fuel Flow Rate ( ) Fuel Enrichment ( ) Estimated Horsepower 3 - IGNITION 3 - Ignition 3 - FUEL 3 - Fuel Autolog to a CalMap Data Logging a CalMap Data Logging CalMap Autolog the Autolog Feature to the CalMap Data Logging Analysis a CalMap Data Logging a CalMap Data Logging a CalMap Fueling - of Index Injector Rail Closed TPS Sensor Setpoint -- Low Open TPS Sensor Setpoint -- High Input/Output Configuration/Display or Returnless Fuel Injector Firing Input Function -- 2-Step Limiter or IAC FeedFwd Ignition Cut-Off Fuel Cut-Off Fuel Restore Closed Loop Mode Feedback Sensor Feedback Processing Oxygen Sensor Strategy Prime OUTPUT Output #1 Function -- AC Clutch Disable or VTEC Clutch Disable Output #2 Function -- Shift Light Output or Fan #2 Light On Off IAC Feed Forward Request Input Turns Fan 1 - TORQUE Gear Indicator

7 Minimum (%) Throttle Maximum (%) Throttle Minimum Maximum Wide Open Throttle Unlock - (%) Throttle Exit Wide Open Throttle Unlock (%) Throttle Wide Open Throttle Unlock Period (seconds)..137 TORQUE CONVERTER TCC Load - SENSOR Voltage Filter Rate (Pro Version only)..138 Throttle Position Filter Rate (Pro Version only)..138 Manifold Pressure Filter Rate (Pro Version only)..138 Atmospheric Pressure Filter Rate (Pro Version only)..139 Engine Temperature Sensor Filter Rate (Pro Version only)..139 Intake Air Temperature Sensor Filter Rate (Pro Version only)..139 Manifold Surface Temperature Sensor Filter Rate (Pro Version only)..140 HEGO/UEGO Filter Status Error Error Tool Access List and Wiring Harness Wire Harness Overview ..145 ECM Header Main Wire Position Wire Listing / Firing 6 Cylinder Injector 8 Cylinder Injector 8-Cylinder Injector 4 Cylinder Injector Injector SEFI IPU Ignition Coil Power Distributor Coil Adapter Small Cap HEI Ignition Large Cap Ignition Thick Film Ignition (TFI) GN DIS Ignition GN DIS Coil Idle Air Controller Ignition Adapter TPS Adapter Products and Part Numbers Spark/Fuel Kits77022 GEN VII CHEVY SPARK/FUEL (EXCEPT LT1)77022-LGEN VII CHEVY SPARK/FUEL LT177025 GEN VII BUICK/GN V6 SPK FUEL KIT77025-UGEN VII UNIVERSAL V6 CYL KIT W/UNIV IGN77026 GEN VII UNIVERSAL 4 CYL SPK/FUEL77027 GEN VII UNIVERSAL 4 CYL KIT W/IAC77030 GEN VII FORD TFI SPK/FUEL77030-UGEN VII FORD W/UNIV IGN SPK/FUEL77030-EGEN VII FORD ( EDIS STRATEGY)

8 77040 GEN VII UNIVERSAL SPARK/FUEL KITECM Only77041 GEN VII FORD ECU ONLY77042 GEN VII IPU ECU ONLY77046 GEN VII GM ECU ONLY77046-S GEN VII GM ECU, STANDARD SOFTWARE KEY & COMM. CABLE77046-PGEN VII GM ECU, PRO SOFTWARE KEY & COMM. CABLE77048 GEN VII UNIVERSAL 4 CYL ECU ONLYC omplete Manifold & Electronic Systems77102 GEN VII CHEVY BB SUPER RAM RECTANGLE PORT 77102-HGEN VII CHEVY BB HIGH OUTPUT SUPER RAM RECTANGLE PORT 77106 GEN VII CHEVY BB SUPER RAM OVAL PORT77130 GEN VII CHEVY SB STREET RAM SYSTEM77131 GEN VII CHEVY SB SUPER RAM77131-HGEN VII CHEVY SB HIGH OUTPUT SUPER RAM77135 GEN VII UNIVERSAL THROTTLE BODY INJECTION SYSTEM77141 GEN VII CHEVY SB PRO RAM 500 HP 750 CFM77142 GEN VII CHEVY SB PRO RAM 750 CFM IPU77143 GEN VII CHEVY SB PRO RAM 1200 CFM77144 GEN VII CHEVY SB PRO RAM 1200 CFM IPU77202-HGEN VII CHEVY BB PRO RAM RECTANGLE PORT 1000 CFM 77202-IGEN VII CHEVY BB PRO RAM OVAL PORT 1000 CFM 77202-JGEN VII CHEVY BB PRO RAM OVAL PORT 1200 CFM 77202-KGEN VII CHEVY BB PRO RAM RECTANGLE PORT 1200 CFM 12 Plug and Play Systems --Pre-calibrated Systems for specific crate engines77350PP&P 350 FOR CRATE ENGINES77350 PSP&P 350 W/DUAL

9 SYNC77350 PWP&P 350 W/WIDE BAND 0277350 PWSP&P 350 W/DUAL SYNC & WIDE BAND 0277454P&P 454 OVAL PORT77454RP&P 454 RECTANGLE PORT CRATE77454 RSP&P 454 RECTANGLE PORT W/DUAL SYNC77454 RWP&P 454 RECTANGLE PORT W/WIDE BAND 0277454 RWSP&P 454 RECTANGLE PORT W/DUAL SYNC & WIDE BAND 0277454SP&P 454 OVAL PORT W/ DUAL SYNC77454WP&P 454 OVAL PORT & WIDE BAND 0277454 WSP&P 454 OVAL PORT DUAL SYNC & WIDE BAND 0277502P&P 502 OVAL PORT77502RP&P 502 RECTANGLE PORT77502 RSP&P 502 RECTANGLE PORT W/DUAL SYNC77502 RWP&P 502 RECTANGLE PORT W/WIDE BAND 0277502 RWSP&P 502 RECTANGLE PORT W/DUAL SYNC & WIDE BAND O277502SP&P 502 OVAL PORT W/DUAL SYNC77502WP&P 502 OVAL PORT W/WIDE BAND O277502 WSP&P 502 OVAL PORT W/DUAL SYNC & WIDE BAND 02 GEN VII Accessories and Harnesses77063 GEN VII WIDE BAND LINEAR (UEGO) O2 KIT77065 GEN VII REPLACEMENT WIDE BAND O2 SENSOR (SENSOR ONLY)77101 DUAL SYNC IGNITION ADAPTER HARNESS ( D/Sync Distributors)77170 GEN VII F-BODY CONVERSION KIT77171 GEN VII FAN CONTROL KIT77172 GEN VII TORQUE CONVERTOR KIT77173 GEN VII KNOCK CONTROL HARNESS KIT77174 GEN VII SBC KNOCK CONTROL KIT ( , SENSOR)77175 GEN VII BBC KNOCK CONTROL KIT ( , SENSOR)77176 GEN VII A/C CLUTCH CONTROL HARNESS77177 GEN VII MALFUNCTION INDICATOR LAMP HARNESS77178 GEN VII FUEL-ONLY SIGNAL CONDITIONER77253 GEN VII SINGLE STAGE NOS HARNESS77650 GEN VII LT1 TPS ADAPTOR77651 GEN VII LT1 IAC ADAPTOR77652 GEN VII LT1 IGNITION ADAPTOR (95-92)1377653 GEN VII LT1 IGNITION ADAPTOR (97-96)

10 77656 GEN VII LARGE CAP HEI IGNITION ADAPTOR77659 GEN VII BUICK GN IGNITION ADAPTOR77660 GEN VII FORD TFI IGNITION ADAPTOR77661 GEN VII FORD TPS ADAPTOR77678 GEN VII 4 CYLINDER UNIVERSAL MAIN HARNESS77679 GEN VII 4 CYLINDER UNIVERSAL INJECTOR HARNESS77680 GEN VII CHEVY MAIN HARNESS77681 GEN VII CHEVY INJECTOR HARNESS77685 GEN VII TBI INJECTOR HARNESS77686 GEN VII FORD MAIN HARNESS77687 GEN VII FORD INJECTOR HARNESS77688 GEN VII UNIVERSAL IGNITION ADAPTOR77693 GEN VII BUICK GN 6 CYLINDER INJECTOR HARNESS77697 GEN VII MULTI STAGE NOS HARNESS77761 GEN VII 4 WIRE (HEGO) OXYGEN SENSOR (SENSOR ONLY)Fuel Injectors150114 PERF FUEL INJECTOR 14lb each150115 PERF FUEL INJECTOR 15lb each150117 PERF FUEL INJECTOR 17lb each150119 PERF FUEL INJECTOR 19lb each150121 PERF FUEL INJECTOR 21lb each150123 PERF FUEL INJECTOR 23lb each150124 PERF FUEL INJECTOR 24lb each150126 PERF FUEL INJECTOR 26lb each150130 PERF FUEL INJECTOR 30lb each150132 PERF FUEL INJECTOR 32lb each150136 PERF FUEL INJECTOR 36lb each150140 PERF FUEL INJECTOR 40lb each150144 PERF FUEL INJECTOR 44lb each150148 PERF FUEL INJECTOR 48lb each150414 PERF FUEL INJECTORS 14lb 4-pak150415 PERF FUEL INJECTORS 15lb 4-pak150417 PERF FUEL INJECTORS 17lb 4-pak150614 PERF FUEL INJECTORS 14lb 6-pak150615 PERF FUEL INJECTORS 15lb 6-pak150617 PERF FUEL INJECTORS 17lb 6-pak150619 PERF FUEL INJECTORS 19lb 6-pak150621 PERF FUEL INJECTORS 21lb 6-pak150623 PERF FUEL INJECTORS 23lb 6-pak150624 PERF FUEL INJECTORS 24lb 6-pak150626 PERF FUEL INJECTORS 26lb 6-pak150630