Page 2 - CAPABILITIES; Handheld Programmer:
2 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 CAPABILITIES The Atomic LS Truck kit is designed to fit the original equipment (OE) 3-bolt and 4-bolt throttle body truck intakes. The Atomic ...
Page 3 - PREPARING THE INTAKE MANIFOLD FOR; • Using a drift pin or a center punch, knock the factory bolts out; Figure 1a; THROTTLE BODY INTAKE MANIFOLD); ANGLED
INSTALLATION INSTRUCTIONS 3 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 PREPARING THE INTAKE MANIFOLD FOR INSTALLATION OF THE ATOMIC LS FUEL RAILS The intake manifold must be modified in order to install the Atomic LS fuel r...
Page 4 - Figure 6 Injector Clips.; Figure 5 Fuel Rail Length.; PASSENGER SIDE; NOTE: The Driver Side Rail is SHORTER; FRONT
4 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 Figure 6 Injector Clips. PASSENGER SIDE DRIVER SIDE Figure 5 Fuel Rail Length. PASSENGER SIDE DRIVER SIDE NOTE: The Driver Side Rail is SHORTE...
Page 6 - Secure the rail covers onto the fuel rail with the; FUEL RAIL/ECU WIRING; body configurations.; Figure 15 Fuel Rail Cover.; FUEL RAIL COVER INSTALLATION; Install the 8/32 screws that secure the covers to the fuel rails.
6 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 19. Secure the rail covers onto the fuel rail with the supplied 8/32 socket head cap screws (Figure 15). 20. Install the fuel rail end cap ont...
Page 7 - Delphi connector; Figure 16 Crank Shaft
INSTALLATION INSTRUCTIONS 7 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 Controller area network (CAN): The kit utilizes a CAN communication for wiring between the fuel rails, Power module and Handheld Monitor. Crank sensor: ...
Page 8 - DRIVER; Figure 19 Wiring
8 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 ALT A. Not Used B. Brown - L Term C. Not Used D. Not Used 1. Orange - 5V 2. Black - Groun d 3. Blue - Signal TPS ADAPTER TPS Si gnal - Bl ue A...
Page 9 - POWER MODULE INSTALLATION; • Connect the 16-pin GT connector harness included in the kit.; Figure 20 Mounting Hardware.; L S; Figure 21 Power Module Wiring Diagram.
INSTALLATION INSTRUCTIONS 9 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 POWER MODULE INSTALLATION The Power Module of the Atomic EFI system handles high current circuits such as the fuel pump and WBO2. The unit has two ports...
Page 10 - FUEL SYSTEM REQUIREMENTS; Power Module
10 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 FUEL SYSTEM REQUIREMENTS The Atomic LS fuel injection system requires a high pressure fuel pump system. The fuel system is not supplied due t...
Page 11 - FUEL SYSTEM INSTALLATION; Figure 22 Fuel Line Routing.; severe damage to your engine and/or fuel system.; FUEL INLET FITTINGS AND CROSS-OVER LINE; LS engines require a cross-over fuel line to; Figure 23 Installing Fuel Hose to the Push-Lock Fittings.
INSTALLATION INSTRUCTIONS 11 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 FUEL SYSTEM INSTALLATION FUEL FILTER FUEL TANK FUEL PUMP IT IS RECOMMENDED TO MOUNT THE FUEL PUMP IN THE TANK WHENEVER POSSIBLE. IF IT MUST BE MOUNTED ...
Page 12 - Figure 24 Installing Fuel Hose to the Push-Lock Fittings.
12 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 WARNING: MSD’s Push-Lock fittings are designed for use with the MSD fuel hose only. Do not use the MSD fuel hose with other fittings. Do not ...
Page 13 - WIDE BAND OXYGEN SENSOR INSTALLATION; Figure 27 WBO2 Sensor Location.
INSTALLATION INSTRUCTIONS 13 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 WIDE BAND OXYGEN SENSOR INSTALLATION The MSD Atomic EFI system requires a single Wide Band Oxygen Sensor (WBO2) for operation. MSD suggests that the bu...
Page 14 - WARNING: DO NOT ATTEMPT TO START THE ENGINE.; PROGRAMMING; Atomic LS Gauges; MAIN MENU
14 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 WARNING: DO NOT ATTEMPT TO START THE ENGINE. Before turning the ignition key to the ON position, confirm all fuel line connections are tight ...
Page 15 - INITIAL SETUP PROGRAMMING; Coils; CAM
INSTALLATION INSTRUCTIONS 15 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 INITIAL SETUP PROGRAMMING Scroll down to Initial Setup and push the joystick to the right. The following parameters must be programmed. Engine Type: Th...
Page 16 - Pulse Width Modulated:; Fuel Injector Type
16 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 Fuel Injector: Once the engine type is selected above, the OEM style injector will be automatically loaded in the default calibration file. I...
Page 17 - DO NOT use with; ADVANCED SETUP; Cam Timing
INSTALLATION INSTRUCTIONS 17 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 Idle RPM Target: Select the rpm that the engine should idle at. The rpm range is adjustable in 25 rpm increments (Figure 31). Note: Running too high of...
Page 18 - DO NOT use with catalytic; TPS Enrichment
18 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 A/F Targets: The Atomic LS provides an option to set an air/fuel target for Idle, Part Throttle, Wide Open (WOT), Nitrous and Boost. The Atom...
Page 19 - Racepak Dash Option
INSTALLATION INSTRUCTIONS 19 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 Racepak Dash Option Speed Reference Setting Enable or Disable Nitrous Figure 33 Nitrous: This setting enables the nitrous timing retard in the Ignition...
Page 20 - HANDHELD DISPLAY OPTIONS; Set Atomic Defaults:; • Double-check all wiring; Figure 34 Monitor Display Selections.
20 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 HANDHELD DISPLAY OPTIONS Display Setup: The display Setup controls the look of the handheld unit and the Firmware version. The Atomic LS can ...
Page 21 - The Atomic LS Dash is a live display when the engine is running.
INSTALLATION INSTRUCTIONS 21 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 The Atomic LS Dash is a live display when the engine is running. This is a brief description of each parameter in the Atomic LS Dash. ATOMIC LS DASH: T...
Page 22 - CODE NAME; DIAGNOSTICS; There is a self-diagnosing system built into the Atomic EFI. Each; CLEARING HISTORY ERRORS
22 INSTALLATION INSTRUCTIONS M S D • W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 CODE NAME TPS MAP IAT ECT BATT INJ DC FUEL PRESSURE WBO2 FP CAV MAP SELECT BARO WHAT IT MEANS There is no reading for the Throttle Posi- tion...
Page 23 - CLEAR FLOOD; ALL THREE UPDATES MUST BE DONE SIMULTANEOUSLY
INSTALLATION INSTRUCTIONS 23 M S D • W W W . A T O M I C E F I . C O M • ( 9 1 5 ) 8 5 5 - 7 1 2 3 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4 CLEAR FLOOD If a flood condition occurs, turn the key on then press the accelerator to wide-open throttle. This tells the ECU to turn off the injectors...
Page 24 - INSTALLATION INSTRUCTIONS; Limited Warranty; or consequential damages.; Service; When returning MSD components for warranty service,; Proof of Purchase; must be supplied for verification. After; M S D; Revised; TECH NOTES
24 INSTALLATION INSTRUCTIONS Limited Warranty M SD warrants this product to be free from defects in material and workmanship under its intended normal use*, when properly installed and purchased from an authorized MSD dealer, for a period of one year from the date of the original purchase. This warr...