DSM/TCU: Difference between revisions
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* https://www.dsmtalk.com/threads/compatible-tcus.186535/ | * https://www.dsmtalk.com/threads/compatible-tcus.186535/ | ||
* http://www.vfaq.com/mods/Trannies.html | * http://www.vfaq.com/mods/Trannies.html | ||
* https://w4a33.com/doku.php?id=tcu | |||
==Lists== | ==Lists== | ||
Revision as of 02:53, 21 December 2022
Subpages
Info
- https://www.dsmtuners.com/threads/1g-tcu-guide.277172/
- https://www.dsmtuners.com/threads/1g-tcu-awd-or-fwd.161911/#post-1342644
- https://www.dsmtuners.com/threads/1g-tcu-compatibility.379984/
- https://www.dsmtuners.com/threads/90-1g-tcu-wiring-diagram.503723/#post-153590821
- https://www.dsmtalk.com/threads/compatible-tcus.186535/
- http://www.vfaq.com/mods/Trannies.html
- https://w4a33.com/doku.php?id=tcu
Lists
Codes
Connector Pinout
1991-1992 (F4A22[2])
TCU side/ATSG numbering/Facing the back of the TCU
| Con A | Con B | Con C | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 101 | 102 | 103 | 104 | 105 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 51 | 52 | 53 | 54 | 55 | 56 | 57 |
| 106 | 107 | 108 | 109 | 110 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 58 | 59 | 60 | 61 | 62 | 63 | 64 |
TCU side/PCB Numbering/Facing the back of the TCU
| Con A | Con B | Con C | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A1 | A2 | A3 | A4 | A5 | B1 | B2 | B3 | B4 | B5 | B6 | B7 | B8 | B9 | C1 | C2 | C3 | C4 | C5 | C6 | C7 |
| A6 | A7 | A8 | A9 | A10 | B10 | B11 | B12 | B13 | B14 | B15 | B16 | B17 | B18 | C8 | C9 | C10 | C11 | C12 | C13 | C14 |
| ATSG # | PCB # | ATSG Desc. | Circuit | Signal |
|---|---|---|---|---|
| 101 | A1 | Torque converter clutch solenoid | ||
| 102 | A2 | Shift control solenoid valve A | ||
| 103 | A3 | - | ||
| 104 | A4 | Power source | Main Power (connected to A9) | 12V |
| 105 | A5 | Ground | GND (connected to A10, B1 and C12) | GND |
| 106 | A6 | Pressure control solenoid valve | ||
| 107 | A7 | Shift control solenoid valve B | ||
| 108 | A8 | Engine communication signal | ||
| 109 | A9 | Power source | Main Power (connected to A4) | 12V |
| 110 | A10 | Ground | GND (connected to A5, B1 and C12) | GND |
| 1 | B1 | Ground | GND (connected to A5, A10 and C12) | GND |
| 2 | B2 | - | ||
| 3 | B3 | Accelerator switch | Pull-up to 12V | 0v -or- 12v |
| 4 | B4 | - | ||
| 5 | B5 | On-board diagnostic output | ||
| 6 | B6 | Air conditioning compressor clutch relay signal | ||
| 7 | B7 | Engine communication signal | Not connected?? | |
| 8 | B8 | Diagnostic test mode control terminal | ||
| 9 | B9 | Engine communication signal | ||
| 10 | B10 | Power source (backup) | microprocessor battery backed RAM | 12v |
| 11 | B11 | Kickdown servo switch | ||
| 12 | B12 | Closed throttle position switch | 0v -or- 12v | |
| 13 | B13 | - | ||
| 14 | B14 | Oil temperature sensor (Low temperature side) | ||
| 15 | B15 | Oil temperature sensor (High temperature side) | ||
| 16 | B16 | Throttle position sensor | ||
| 17 | B17 | Sensor ground | MPU reference ground | GND |
| 18 | B18 | Vehicle-speed reed switch | ||
| 51 | C1 | Park/neutral position switch(P/NPS) - "P" Park position | ||
| 52 | C2 | P/NPS - "R" Reverse position | ||
| 53 | C3 | P/NPS - "N" Neutral position | ||
| 54 | C4 | P/NPS - "D" Drive position | ||
| 55 | C5 | P/NPS - "2" Second position | ||
| 56 | C6 | P/NPS - "L" Low position | ||
| 57 | C7 | Overdrive switch | 0v -or- 12v | |
| 58 | C8 | Pulse generator B | ||
| 59 | C9 | Pulse generator B | ||
| 60 | C10 | Pulse generator A | ||
| 61 | C11 | Pulse generator A | ||
| 62 | C12 | Ground | GND (connected to A5, A10, and B1) | GND |
| 63 | C13 | Ignition pulse | ||
| 64 | C14 | Power mode signal | 0v -or- 12v |