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TDI Conversions Discussions on converting non TDIs into TDIS. More general items can be answered better in other sections. This is ideal for issues that don't have an overlap and are very special to swaping engines.

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Old January 13th, 2020, 19:12   #1
Runninwild
Member
 
Join Date: Jul 2018
Location: vancouver
Default BHW Pinout

Made a pinout for the bhw if anyone wanted it. might not be perfect, use at your own risk
T94 ECU connector
1. br Ground
2. br Ground
3. ro/gn power supply relay terminal 30 key
4. br Ground
5. ro/gn power supply relay terminal 30 key
6. ro/gn power supply relay terminal 30 key
7. UNUSED
8. UNUSED
9. UNUSED
10. gr O2 sensor heater
11. UNUSED
12. UNUSED
13. UNUSED
14. UNUSED
15. UNUSED
16. UNUSED
17. br/gn closed throttle position switch
18. Black wire unsure think wakeup signal from ignition
19. ws Additional heater button?
20. sw/ws cruise control
21. bl cruise control switch
22. UNUSED
23. li/ge Turbo intake temp sensor
24. UNUSED
25. UNUSED
26. UNUSED
27. UNUSED
28. UNUSED
29. UNUSED
30. gn/ro J179 Glow plug
31. UNUSED
32. ws heated O2
33. UNUSED
34. UNUSED
35. UNUSED
36. UNUSED
37. UNUSED
38. bl/gr IAT sensor
39. br/rd throttle position
40. ws/li Mass air flow
41. UNUSED
42. UNUSED
43. ro/gn Clutch pedal switch
44. ro/ge cruise control
45. UNUSED
46. UNUSED
47.
48. ge radiator fan relay trigger
49. UNUSED
50. br/li power supply relay terminal 30 Constant 12v
51. sw/gr climate control/ac
52. gn/ge O2 sensor heater
53. ro/bl Fuel pump trigger
54. gr/ge turbo intake temp sensor
55. br Heated O2
56. UNUSED
57. UNUSED
58. UNUSED
59. UNUSED
60. gr kick down switch
61. br/ws Mass air flow
62. gr/ge throttle
63. li/sw Charge air pressure sensor
64. ro/ws J179 Glow plug
65. bl/sw Alternator
66. ws/ro brake pedal switch
67. or/br Canbus low signal
68. UNUSED
69. UNUSED
70. UNUSED
71. ws/ge relay for heating coolant high heat output
72. ws/bl relay for heating coolant low heat output
73. gn/sw K wire diagnosis
74. UNUSED
75. UNUSED
76. UNUSED
77. br/sw IAT sensor
78. gr/gn O2 sensor heater
79. gn/ro Charge air pressure sensor
80. UNUSED
81. UNUSED
82. UNUSED
83. gn/br Mass air flow
84. ge/bl throttle position
85. ge/li throttle position
86. sw/ge Defrost idle boost signal
87. ro/gn Starter
88. ro/sw brake light S13
89. ro/ge cruise control button (SET)
90. or/sw Canbus High signal
91. ws/bl Vehicle speed sensor
92. UNUSED
93. UNUSED
94. UNUSED
95. UNUSED



T60 ECU connector
1. br/gn Injector #2
2. UNUSED
3. UNUSED
4. UNUSED
5. UNUSED
6. UNUSED
7. UNUSED
8. UNUSED
9. UNUSED
10. UNUSED
11. UNUSED
12. ro/li Camshaft position sensor
13. UNUSED
14. UNUSED
15. UNUSED
16. UNUSED
17. UNUSED
18. UNUSED
19. UNUSED
20. UNUSED
21. UNUSED
22. UNUSED
23. sw/ge EGR
24. sw/ro EGR
25. ws/ge Motor for intake flap
26. br EGR
27. ro/ws Camshaft position sensor
28. li/bl Camshaft position sensor
29. br/ge N75 Wastegate actuator
30. UNUSED
31. gr Injectors
32. gr/ge Injectors
33. UNUSED
34. UNUSED
35. UNUSED
36. UNUSED
37. UNUSED
38. UNUSED
39. gr/gn Fuel temp sensor
40. gr Fuel temp sensor
41. UNUSED
42. UNUSED
43. li/gn Engine speed sensor
44. UNUSED
45. UNUSED
46. br/ws Injector #1
47. br/ro Injector #3
48. br/bl Injector #4
49. ro/ws EGR
50. sw/bl EGR
51. UNUSED
52. br/ws Coolant temp
53. br/gr Coolant temp
54. UNUSED
55. UNUSED
56. UNUSED
57. UNUSED
58. gr Engine speed sensor
59. UNUSED
60. ws Motor for intake flap
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Old January 14th, 2020, 06:37   #2
russx
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Join Date: Jan 2020
Location: Ukraine, 45400 Lutsk
TDI(s): A8 d2
Default

wiring diagram who needs
https://yadi.sk/d/p8vNLbqT3KxrGY
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Old Yesterday, 21:17   #3
Alberta 7.3
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Join Date: Nov 2017
Location: Calgary, Alberta, Canada
TDI(s): none yet
Default

Thanks for posting this info. I'm planning a BHW swap project later this year.
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