Haltech Elite 550 Flying Lead Base (TXL, White)

v2 · public
Owner yourspec
Wires 29
Length 246'
Updated Aug 9, 2025

Project Description

This project can be used as a template to build a custom Haltech Elite 550 flying lead harness with TXL wire.
  • All terminated wire lengths are set to 8 feet
  • 6 ft unterminated sensor power and ground wires are included for creating branches
Just copy this project and make any edits as desired!
Total
$155.54
Wire Marking Wire End 1 Wire End 2
# Qty Name Wire Type Wire Gauge Wire Color Length Mark Text Interval Strip Length Tail Tinning Pin Crimped Connector Strip Length Tail Tinning Pin Crimped Connector
1 1 Air temp sensor TXL 22 AWG White8' 0" A29 - IAT 2.00" 3.900mm SUPERSEAL 1.0 (-5)
2 1 Coolant temp sensor TXL 22 AWG White8' 0" A30 - CLT 2.00" 3.900mm SUPERSEAL 1.0 (-5)
3 1 Throttle position sensor TXL 22 AWG White8' 0" A14 - TPS SIG 2.00" 3.900mm SUPERSEAL 1.0 (-5)
4 1 Analog Input 3 (MAP) TXL 22 AWG White8' 0" A15 - ANALOG IN 3 2.00" 3.900mm SUPERSEAL 1.0 (-5)
5 1 Analog Input 1 (shielded) 1 Conductor Shielded Tefzel (M27500-22SB1T23) 22 AWG White8' 0" A2 - ANALOG IN 1 2.00" 45.000mm
1-WHITE Analog Input 1 (shielded)-1 3.900mm SUPERSEAL 1.0 (-5)
SHIELD Analog Input 1 (shielded)-2
6 1 Digital Input 1 (shielded) 1 Conductor Shielded Tefzel (M27500-22SB1T23) 22 AWG White8' 0" A12 - DIGITAL IN 1 2.00" 45.000mm
1-WHITE Digital Input 1 (shielded)-1 3.900mm SUPERSEAL 1.0 (-5)
SHIELD Digital Input 1 (shielded)-2
7 1 Crank trigger 4 Conductor Shielded Tefzel (M27500-22SB4T23) 22 AWG White8' 0" A31 A33 - CRANK POS 2.00" 45.000mm
1-WHITE Crank trigger-1 3.900mm SUPERSEAL 1.0 (-5)
2-BLUE Crank trigger-2 3.900mm SUPERSEAL 1.0 (-5)
3-ORANGE Crank trigger-3 5.000mm
4-GREEN Crank trigger-4 5.000mm
SHIELD Crank trigger-4
8 1 Cam trigger 4 Conductor Shielded Tefzel (M27500-22SB4T23) 22 AWG White8' 0" A32 A34 - CAM POS 2.00" 45.000mm
1-WHITE Cam trigger-1 3.900mm SUPERSEAL 1.0 (-5)
2-BLUE Cam trigger-2 3.900mm SUPERSEAL 1.0 (-5)
3-ORANGE Cam trigger-3 5.000mm
4-GREEN Cam trigger-4 5.000mm
SHIELD Cam trigger-4
9 1 CAN H TXL 22 AWG White8' 0" A16 - CAN H 2.00" 3.900mm SUPERSEAL 1.0 (-5)
10 1 CAN L TXL 22 AWG White8' 0" A17 - CAN L 2.00" 3.900mm SUPERSEAL 1.0 (-5)
11 1 Signal GND TXL 22 AWG White8' 0" A11 - SIG GND 2.00" 3.900mm SUPERSEAL 1.0 (-5)
12 1 Injector 1 TXL 18 AWG White8' 0" A19 - INJECTOR 1 2.00" 3.900mm SUPERSEAL 1.0 (-3)
13 1 Injector 2 TXL 18 AWG White8' 0" A20 - INJECTOR 2 2.00" 3.900mm SUPERSEAL 1.0 (-3)
14 1 Injector 3 TXL 18 AWG White8' 0" A21 - INJECTOR 3 2.00" 3.900mm SUPERSEAL 1.0 (-3)
15 1 Injector 4 TXL 18 AWG White8' 0" A22 - INJECTOR 4 2.00" 3.900mm SUPERSEAL 1.0 (-3)
16 1 12V Power Input TXL 16 AWG White8' 0" A26 - +12V 2.00" 3.900mm SUPERSEAL 1.0 (-3)
17 1 Main GND TXL 16 AWG White8' 0" A10 - PWR GND 2.00" 3.900mm SUPERSEAL 1.0 (-3)
18 1 Ignition 1 TXL 20 AWG White8' 0" A3 - IGNITION 1 2.00" 3.900mm SUPERSEAL 1.0 (-4)
19 1 Ignition 2 TXL 20 AWG White8' 0" A4 - IGNITION 2 2.00" 3.900mm SUPERSEAL 1.0 (-4)
20 1 Ignition 3 TXL 20 AWG White8' 0" A5 - IGNITION 3 2.00" 3.900mm SUPERSEAL 1.0 (-4)
21 1 Ignition 4 TXL 20 AWG White8' 0" A6 - IGNITION 4 2.00" 3.900mm SUPERSEAL 1.0 (-4)
22 1 Digital Out 5 (Fuel pump trigger) TXL 20 AWG White8' 0" A24 - DIGITAL OUT 5 2.00" 3.900mm SUPERSEAL 1.0 (-4)
23 1 +5v supply TXL 22 AWG White8' 0" A9 - +5V 2.00" 3.900mm SUPERSEAL 1.0 (-5)
24 1 Digital out 1 TXL 20 AWG White8' 0" A18 - DIGITAL OUT 1 2.00" 3.900mm SUPERSEAL 1.0 (-4)
25 1 Digital out 2 TXL 20 AWG White8' 0" A1 - DIGITAL OUT 2 2.00" 3.900mm SUPERSEAL 1.0 (-4)
26 1 Digital out 3 TXL 20 AWG White8' 0" A23 - DIGITAL OUT 3 2.00" 3.900mm SUPERSEAL 1.0 (-4)
27 1 Digital out 4 TXL 20 AWG White8' 0" A25 - DIGITAL OUT 4 2.00" 3.900mm SUPERSEAL 1.0 (-4)
28 3 Signal GND (loose for building sub branches) TXL 22 AWG White8' 0" SIG GND 2.00" 5.000mm
29 2 +5v supply (loose for building sub branches) TXL 22 AWG White8' 0" +5V 2.00" 5.000mm
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