Haltech E6A Manual de usuario

1Contents at a Glance Page Introduction...7 Section 1 ...Getting Starte

10Electronic fuel injection revolves around the use of solenoid actuated injectors. These devices employ a coil attached to a valve. When the coil

100The Home trigger is wired to the same input as the Road Speed. This means that the Road Speed input, and consequently the Torque Converter Outp

101 Channel 3 IGN OUT Channel 4 Aux Out 1 Channel 5 Aux Out 2 Channel 1 INJ1/INJ2 B.3 Sequential Injection Sequential injection allows fuel

102The E6A can only provide 4 fuel outputs, therefore it cannot control each cylinder’s injection on an engine with more than 4 cylinders. For 6 o

103The E6A is capable of triggering from multitooth pickup, as used on a number of production vehicles. The E6A employs software signal conditioni

104 There are two ranges to the Rotary Trailing Map, below 2000 rpm and above 2000 rpm. This map is a measure of split, or delay, from the leading

105 Output Function INJ1 Spare function INJ2 Fuel (primary) INJ3 Fuel (secondary) INJ4 Fuel (secondary) IGN OUT Leading spark (both) AUX OUT

106Appendix C Injector Impedance Electrically, there are two different types of electroni

107In general, an E6A driver will reliably fire two injectors with more than 2.5 ohms coil resistance. Coil resistance can be measured with an ord

108Appendix D Fuel Systems & Staging The best EFI installation will yield poor result

109Your total injector flow capability is given by the sum of the injector flow rates. Injector flow rates are usually specified in either cc/min

11The Advanced Mode Features of the E6A The E6A is designed to be easily programmed, but also be capable of being used on a wide variety of appli

110 Staging is enabled on the Fuel Setup by selecting the "Staged" Injection Mode. The Staging Bar is also defined on the Setup (see Ch

111If you cannot achieve the required fuel flow from one pump, you can employ two pumps in parallel. If you choose to use a low pressure pump to a

112Appendix E Trigger Interface Interfacing the E6A with your particular trigger system ma

113 Figure E.2 In the previous examples the trigger edge has been shown as the first edge of the trigger pulse. The trigger does not necessarily

114Many distributors used in electronic ignition systems contain internal components and layouts the same as the distributor described above, but

115 When ferrous metal i.e. metal that a magnet will attract, is passed very close to the pole piece, the pickup will generate a voltage similar t

116Motronic Trigger The Reluctor Adaptor, (RA4) is used for Motronic trigger wheels only. There are two channels in the RA4, the primary and seco

117Output Signal from the Motronic Sensor Zero Volts (Ground) Output Signal Zero Volts from the RA4 (Groun

118E.3 Synchronisation Events Synchronisation Events (Sync Events) are required for sequential and direct fire systems. The Sync Event gives the

119E.4 Ignition Output The E6A ECU has one dedicated ignition output, but the two Auxiliary Outputs can also be used for ignition outputs to all

12Haltech E6A Specifications Engine Suitability • up to 16,000 rpm • 1, 2, 3, 4, 5, 6, 8, 10, 12 cylinders (1-2 rotors)* • 2 or 4 stroke • n

120 Figure E7. Illustrate constant duty against frequency A "dumb" igniter is one that does no

121 Figure E8. Illustrates Charge Time & Break Time Constant charge time ignition using a dumb igniter is moderately inferior to that u

122through the Ignition Setup [4.6.1], which makes the output suitable for ignition systems that do not need dwell control. G.M. Direct Fire Igni

123Appendix F Rotor Phasing One of the most important aspects to consider when modifying

124Appendix G Wiring Diagrams HALTE CH , SYDNE Y AUSTRAL I ADATE: 2ND AUGUST 1994 davSHEET 1

125NO T ES:1. MA IN W I RE CO L OUR L I S TED F I RSTE. G. RED / GR N IN DIC A T ES RE D W IRE WI TH G R EEN S T RIP E2. US E V - 9 0 H T P V C I

LIMITED WARRANTY Invent Engineering Pty Ltd trading as Haltech warrants the HaltechTM Programmable Fuel Injection System to be free from de

13• Engine Speed Pickup Compatible with most trigger systems: - 5 or 12 volt square wave; - pull-to-ground (open collector) Tach adaptor ava

14• Correction Maps • Fuel Cold Start Prime - 32 points Coolant Temperature Enrichment - 32 points Air Temperature Adjustment - 32 points Bat

15SECTION ONE Getting Started CHAPTER 1 Haltech E6A Installation 1.1 Overview The Haltec

161.2 Installation Summary 1. Mount Manifold Absolute Pressure Sensor. 2. Mount Coolant Temperature Sensor. 3. Mount Inlet Air Temperature Se

172 Bar Sensor (Part No. 886 3189) (-100kPa to 100kPa) Turbo or Supercharged Engines up to 100kPa boost (15 psi , 1 atmosphere) 3 Bar

18The coolant temperature sensor is designed to screw into a threaded hole and protrude into the engine coolant stream. For air cooled engines, th

191.3.3. Inlet Air Temperature Sensor The air temperature sensor is used to compensate for changes in air density due to air temperature. Cold

2Table of Contents Introduction Introduction... 7 Ins

201.3.4. The Throttle Position Sensor (TPS) The throttle position sensor is mounted to the throttle butterfly shaft to measure its rotation. A

21 Bosch Ignition Module. The module must be mounted on the bracket, and the bracket must be mounted to a suitable surface. Haltech Ignition

221.3.6. Mount Optional Exhaust Gas Oxygen Sensor The optional exhaust gas oxygen sensor must be mounted in the exhaust pipe near the exhaust hea

231.3.7. Route Wiring Harness and Connect Sensors Lay the main wiring harness out in the engine bay with the sensors mounted to ascertain the bes

24These relays should be mounted on the firewall or an inner guard. Do not mount the relays such that they could catch and collect splashed water.

251.3.11. Flying Leads Locate and connect the following flying leads. Black - (Ground) Locate a good chassis ground point and connect the black

261.3.13. Install and connect any Optional Outputs If you are planning to use any of the Programmable Optional Outputs, install and connect them

27CHAPTER 2 Getting Online Now that your Haltech E6A is installed with all the sensors in p

28disk. If your PC does not have a hard disk, the E6A Programme can ran directly from the disk supplied. Installing the software on the Hard Disk

29 When it is finished, the installation programme will tell you if the installation is successful. If it was not, consult the trouble shooting se

3 2.5 The Main Menu... 31 2.6 How to Quit...

30This is called a Qwerty keyboard. Some countries use an alternative, which is called and Azerty keyboard, where the Q and W keys are swapped wit

31NOTE: If power is removed or the communication cable is disconnected or interfered with, the following message will be displayed on the compute

32CHAPTER 3 Engine Identification 3.1 Checking the Identification The Identification page

33RPM Limit Type: The RPM Limit can either be a fuel cut or an ignition cut. This field determines what form of limit will be used. Be careful us

34Aux. In/Out Function: The Auxiliary Input/Output on the E6A can be configured for one of several functions. Most of these functions relate to t

35Chapter 4 Adjusting Haltech Maps The tutorials presented in this chapter are examples

364.3 Using the Software In order to make the software easy to use, the programme presents you with a menus bar at the top of the display. The m

37Staged injection is usually used on high boost turbo engines. Injector Bank 1 fires all the time, just as in a multipoint setup. Beyond a set bo

38To view the map at the 3000 rpm range, press ““. When in the Fuel Maps sub-menu your display should look like this: Values from this bar cha

39Now try using the ³³ key. The outlined bar should jump up 0.096 mS. As the bar gets taller, the fuel delivery is increased and the engine is enr

4 7.2 Fuel Correction vs Coolant Temperature ... 60 Chapter 8 - Correction Factors ...

40Trigger Edge : This field determines whether the E6A is to trigger on a rising or a falling edge. Refer to Appendix E - Trigger Interface for d

41These wheels have 58 teeth with a two tooth gap (i.e. 60 teeth positions, with 2 missing). The missing teeth perform the task of the synchronisa

42

434.7 Time Saving Functions The following list of commands can be used whenever the graphs for most of the maps are being displayed by the Halte

444.7.4 Percentage Changes -¦p¦p Using this function will prompt you to enter a percentage change to the selected bars. An entry of "20"

454.8 Duty Cycles Fuel delivery is obtained by pulsing the injectors synchronised with the engine speed, allowing fuel to flow during the period

46Injector Duty Cycle appears on the Engine Data Page and on Datalogs for you to monitor the approach to maximum fuel flow.

474.9 Command Summary for Maps ¥¥ , ¤¤ - move left/right highlighted bar(s) ££ , ¢¢ - increase/decrease highlighted bar(s) ³³ , ´´ - increase

48Chapter 5 Starting the Engine There are a few things that need to be done before the

49If the engine does not start it may be because the fuel requirements are not right. If this is the case, it is suggested that you remove the 20A

5 15.1 Description... 78 15.2 Using Closed Loop Control...

50You must now ensure that the timing does not move as the engine speed changes. Give the engine a few quick revs while using the timing light to

515.4 Loading an Ignition Library Map The E6A has an effective and time saving method of programming the ignition curve using Library Maps. Each

52• The sixth character in the ignition timing Map name specifies the extra ignition advance to use at light loads such as highway cruise. This is

535.5.1 Tuning for Idle The idle mixture is very sensitive to correct bar height. Idle injection times are usually around 1.5 to 2.5 mS. If the i

545.5.4 On the Dyno Whether the vehicle is on a chassis dyno, or the engine on an engine dyno, the principles of programming the Haltech E6A are

55 Left: a typical fuel curve for a normally aspirated engine at idle speeds. Right: a typical fuel curve for a TPS mapped engine.

56SECTION TWO Other Adjustable Features Chapter 6 Throttle Effects 6.1 Throttle Resp

57The heights of the increase bars and the sustain bars are adjusted using the same keys that are used for adjusting the fuel curve bars. The left

586.3 Full Throttle Map The manifold and throttle body design can also cause problems tuning at full throttle on normally aspirated engines. In

59Chapter 7 Cold Starting and Running The Haltech E6A has four features to modify fuel

6 B.4 Multitooth Triggers... 103 B.5 Twin Triggers and Twin Distributors...

607.2 Fuel Correction Versus Coolant Temperature Once started, an engine requires more fuel when it is cold than when it is hot. This is a resul

61Chapter 8 Correction Factors The Haltech E6A has two further correction maps to compe

628.3 The Ignition Coolant Map The Ignition Coolant Map allows up to 10° advance or retard of the spark timing based on engine coolant temperatu

63If at start up the engine is cranked before the fuel pump prime has finished the ECU can not read the barometric pressure from the MAP sensor as

648.6 Post Start Enrichment On some motors, in particular rotories there is a problem with vapour-lock (fuel which due to heating of the fuel rai

65SECTION THREE Software Features Chapter 9 File Storage and Retrieval Once your Halt

66As you perfect the maps for a particular application you might add a number to the end of the name to indicate which map is most recent. For exa

67then press return ( ¬¬ ). The computer will pause to check that everything is OK. Press YY to continue to erase, or else NN to abort. It is a g

68Chapter 10 Printing Maps 10.1 The Print Function You can print the maps and identific

69Chapter 11 DataLog 11.1 The Datalog Option This option records the Engine Data infor

7Introduction Congratulations on your decision to install a Haltech Engine Management System to your vehicle. Haltech EFI systems have been succe

70To stop the datalog press . If you are performing a datalog to memory, the screen will instantly jump back to the Datalog sub-menu. If you have

71Before loading a Datalog from disk, you should load the Maps that were saved with it so that the programming software knows the setup of the ECU

72Chapter 12 Customising the Software 12.1 The Setup Page The Setup window allows you

73SECTION FOUR E6A Optional Outputs Chapter 13 Software Access 13.1 The Output Options

7413.2 Enabling Options Every option has an Enable flag at the top of its window. Toggling this flag allows you to switch that option on and off

75Chapter 14 Idle Speed Control 14.1 Description A bipolar stepper motor may be used to

76Install the idle air circuit and the stepper motor, and attach the idle speed motor to its connection on the E6A harness. Run the E6A programmin

77Cold Opening Value: The Cold Opening value determines what amount to open the Idle Motor when the engine is below the Cold Temperature Limit. Th

78Chapter 15 Closed Loop Control 15.1 Description By fitting an oxygen sensor to the ex

79NOTE: CLOSED LOOP CONTROL WILL NOT WORK FOR THE FIRST 2 MINUTES THE ECU IS ON, THIS ALLOWS SUFFICIENT TIME FOR THE OXYGEN SENSOR TO WARM UP TO O

8traditional method of "seat of the pants" feel and tuning by ear, possibly checking spark plug colour as an indication of fuel mixture.

80rather as an aid during tuning. To use a 5 volt sensor, a jumper shunt needs to be installed on the E6A circuit board. This shunt may be later r

81Chapter 16 Auxiliary Outputs 16.1 Description The E6A possesses two output channels,

8216.2 Turbo Waste Gate Control (TWG) 16.2.1 Description The wastegate of a turbo is operated when the manifold pressure is sufficiently high t

83Once the solenoid installation is complete run the E6A software in Online mode. Select the Turbo Wastegate Control Function on the appropriate o

84Boost Map. The Maximum Boost Map should always contain values greater than or equal to the corresponding values in the Standard Boost Map. The

85 To use the TCC function, you must have the following: - a square wave signal road speed indicator whose frequency is proportional to road speed

86 To use this function, you must have the following: - an electric thermofan, fused and relay switched; - E6A programming software and cable. In

87Install the wiring for the thermofan to one of the Auxiliary outputs. This should be done in the same way as described in figure 17.5 for the Th

88Running two fuels pumps continuously, or else a single very large flow-rate pump (if one is available) means excessive noise and heating of the

89 16.9 Anti-Stall Solenoid Control (AS) A solenoid air valve in the manifold may be used to allow extra air into the engine during cranking or

9 6) In hot climates, or with turbocharged engines, you may need to employ heat shielding to prevent heat soak and damage to electrical and fuel

90This function is similar to the previous Staging Signal, except that the signal is inverted so that it is compatible with the Haltech DB3 Driver

9116.13 NOS Switch This function controls the operation of a NOS system. It does not control the delivery of the Nitrous Oxide, but simply turns

9216.14 Anti-Lag Switch The Anti-Lag switch function allows turbo-charged vehicles to decrease the “lag” associated with boost when the motor is

93SECTION FIVE Appendices Appendix A Troubleshooting This Appendix is devoted to trouble

94Fuel Economy problems • Poor fuel economy - city cycle • Poor fuel economy - Highway cycle A.2 Control Programme Problems Haltech Programming

95Engine Data Page Displays Unusual Readings If the air temperature sensor, or coolant temperature sensor is showing a FAULT condition then the se

96If the engine is not receiving enough fuel and increasing those bars does not help, check that fuel pressure is available and that the injectors

97The throttle pump coolant factor affects the throttle pump only when coolant correction is being applied, i.e. before the engine has reached ope

98Appendix B The Advanced Features The Advance Mode of the E6A offers the user extra flex

99 With either method, the importance of the setup to the E6A is the number of coils. Each coil needs its own igniter and ignition output. On a fo