Table 1: | C175 Engine Chassis Harness to Internal Transmission Harness (Allison® LCT) |
Table 2: | C175 Engine Chassis Harness to Internal Transmission Harness (Allison® MD) |
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Connector Part Information |
| Connector Part Information |
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Pin | Wire Color | Circuit No. | Function | Pin | Wire Color | Circuit No. | Function | ||||||||
1 | BK/D-BU | OA36 | Shift Solenoid C Control | 1 | D-GN | 1527 | Shift Solenoid 1 Valve Control | ||||||||
2 | YE | OA37 | Shift Solenoid D Control | 2 | L-GN | 1528 | Shift Solenoid 2 Valve Control | ||||||||
3 | TN | OA35 | Ignition 1 Voltage | 3 | PU | 1529 | Shift Solenoid 3 Valve Control | ||||||||
4 | RD | OA41 | Transmission Fluid Pressure Switch Signal C | 4 | OG | 1224 | Transmission Fluid Pressure Switch Signal 1 | ||||||||
5 | -- | -- | Not Used | 5 | -- | -- | Not Used | ||||||||
6 | RD/D-BU | OA43 | Transmission Fluid Pressure Switch Signal E | 6 | GY | 1226 | Transmission Fluid Pressure Switch Signal 3 | ||||||||
7 | BK/WH | OA42 | Transmission Fluid Pressure Switch Signal D | 7 | WH | 1225 | Transmission Fluid Pressure Switch Signal 2 | ||||||||
8 | YE/BK | OA45 | TFT Sensor Signal | 8 | TN | 1227 | TFT Sensor Signal | ||||||||
9 | BK/WH | OA46 | Low Reference | 9 | BK | 407 | Low Reference | ||||||||
10 | D-GN/WH | OA39 | Line Pressure Control Solenoid Valve High Control | 10 | PK | 1531 | TCC PWM Solenoid Valve Control | ||||||||
11 | D-GN | OA44 | Transmission Fluid Pressure Switch Signal R | 11 | BN | 1530 | Transmission Fluid Pressure Switch Signal 4 (Reverse) | ||||||||
12-13 | -- | -- | Not Used | 12-13 | -- | -- | Not Used | ||||||||
14 | D-GN /WH | 2528 | 12-Volt Reference | 14 | RD | 150 | 12-Volt Reference | ||||||||
15 | RD/BK | OA48 | PC Solenoid Valve High Control (Sol A) | 15 | D-BU | 1525 | PCS Valve 1 Control | ||||||||
16 | D-BU | OA49 | PC Solenoid Valve Low Control (Sol A) | 16 | RD/BK | 250 | 12-Volt Reference | ||||||||
17 | BK/WH | OA34 | PC Solenoid Valve Low Control (Sol B) | 17 | L-BU | 1526 | PCS Valve 2 Control | ||||||||
18 | OG/BK | 1786 | Park/Neutral Signal | 18 | PU/BK | 1995 | Internal Mode Switch Signal NS | ||||||||
19 | D-BU/RD | OA50 | Transmission Mainline Pressure Solenoid Control | 19 | YE | 1532 | Transmission Mainline Pressure Solenoid Control | ||||||||
20 | BN | OA53 | Internal Mode Switch Signal C | 20 | BK/WH | 773 | Internal Mode Switch Signal C | ||||||||
21 | YE | OA52 | Internal Mode Switch Signal B | 21 | TN/WH | 772 | Internal Mode Switch Signal B | ||||||||
22 | BK/WH | OA51 | Internal Mode Switch Signal A | 22 | YE/BK | 771 | Internal Mode Switch Signal A | ||||||||
23 | WH | OA54 | Internal Mode Switch Signal P | 23 | PK/BK | 776 | Internal Mode Switch Signal P | ||||||||
24 | YE/RD | OA47 | Trans ID | 24 | RD | 150 | Trans ID |
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Connector Part Information |
| Connector Part Information |
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Pin | Wire Color | Circuit No. | Function | Pin | Wire Color | Circuit No. | Function | ||||||||
1 | RD/D-BU | NF36 | 12-Volt Reference | 1 | OG | 1991 | 12-Volt Reference | ||||||||
2 | D-BU/WH | NF40 | Shift Solenoid C Valve Control | 2 | L-GN | 1527 | Shift Solenoid C Valve Control | ||||||||
3 | RD/WH | NF41 | Shift Solenoid G Valve Control | 3 | WH | 1532 | Shift Solenoid G Valve Control | ||||||||
4 | D-GN | NF44 | 5-Volt Reference | 4 | GY | 597 | 5-Volt Reference | ||||||||
5 | D-BU | NF31 | 12-Volt Reference | 5 | D-GY | 1531 | 12-Volt Reference | ||||||||
6 | WH/BK | NF32 | Shift Solenoid F Valve Control | 6 | WH | 1994 | Shift Solenoid F Valve Control | ||||||||
7 | RD/WH | NF37 | Shift Solenoid A Valve Control | 7 | RD | 1525 | Shift Solenoid A Valve Control | ||||||||
8 | WH/BK | NF33 | 12-Volt Reference | 8 | PU | 1992 | 12-Volt Reference | ||||||||
9 | D-BU/RD | NF34 | Shift Solenoid B Valve Control | 9 | WH | 1526 | Shift Solenoid B Valve Control | ||||||||
10 | WH/D-GN | NF35 | Shift Solenoid E Valve Control | 10 | PU | 1529 | Shift Solenoid E Valve Control | ||||||||
11 | D-GN/RD | NF39 | 12-Volt Reference | 11 | YE | 1993 | 12-Volt Reference | ||||||||
12 | YE/RD | NF38 | Shift Solenoid D Valve Control | 12 | D-BU | 1528 | Shift Solenoid D Valve Control | ||||||||
13 | BK | NF46 | Low Reference | 13 | BK | 407B | Low Reference | ||||||||
14 | YE | NF47 | TFT Sensor Signal | 14 | YE/WH | 1227 | TFT Sensor Signal | ||||||||
15-18 | -- | -- | Not Used | 15-18 | -- | -- | Not Used | ||||||||
19 | RD/YE | NF29 | Transmission Turbine Speed Switch Low Reference | 19 | L-BU | 1984 | Transmission Turbine Speed Switch Low Reference | ||||||||
20 | BN/WH | NF30 | Transmission Turbine Speed Switch Signal | 20 | OG | 1983BA | Transmission Turbine Speed Switch Signal | ||||||||
21 | RD/BK | NF43 | Trans ID | 21 | RD/BK | 645B | Trans ID | ||||||||
22 | RD | NF42 | Transmission Fluid Pressure Switch Signal | 22 | RD | 1226 | Transmission Fluid Pressure Switch Signal | ||||||||
23 | WH | NF45 | Transmission Oil Level Sensor Signal | 23 | WH | 1971 | Transmission Oil Level Sensor Signal | ||||||||
24-31 | -- | -- | Not Used | 24-31 | -- | -- | Not Used |