Power Train Pressures
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Illustration 1 | g01739593 |
Left side view (1) Pressure Clutch 1 |
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Illustration 2 | g01739774 |
Bottom view (2) Clutch 2 pressure (3) Clutch 3 pressure (4) Clutch 4 pressure (6) Torque converter lockup clutch pressure (7) Transmission hydraulic control pressure (8) Torque converter inlet pressure (9) Torque converter outlet pressure (10) Transmission lube pressure |
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Illustration 3 | g01739613 |
Rear view (5) Clutch 5 pressure |
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Illustration 4 | g01741578 |
Front view (11) Filter inlet pressure |
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Pressure Taps     | Description     | CX28 Specified Value     | |
---|---|---|---|
    |     | Pressure at 700 rpm     | Pressure at 2100 rpm     |
1     | Top Pressure for Clutch 1 when engaged     | 1655 ± 69 kPa (240 ± 10 psi)     |
1862 ± 69 kPa (270 ± 10 psi)     |
2     | Top Pressure for Clutch 2 when Engaged     | 1655 ± 69 kPa (240 ± 10 psi)     |
1862 ± 69 kPa (270 ± 10 psi)     |
3     | Top Pressure for Clutch 3 when Engaged     | 1724 ± 69 kPa (250 ± 10 psi)     |
2000 ± 69 kPa (290 ± 10 psi)     |
4     | Top Pressure for Clutch 4 when Engaged     | 1724 ± 69 kPa (250 ± 10 psi)     |
2000 ± 69 kPa (290 ± 10 psi)     |
5     | Top Pressure for Clutch 5 when Engaged     | 1655 ± 69 kPa (240 ± 10 psi)     |
1896 ± 69 kPa (275 ± 10 psi)     |
6     | Pressure for the Torque Converter Lockup Clutch     | 1655 ± 69 kPa (240 ± 10 psi)     |
1862 ± 69 kPa (270 ± 10 psi)     |
7     | Relief Pressure for the Transmission Hydraulic Control     | 1827 ± 138 kPa (265 ± 20 psi)     |
2068 ± 138 kPa (300 ± 20 psi)     |
8     | Relief Pressure for the Torque Converter Inlet     | 276 ± 138 kPa (40 ± 20 psi)     |
724 ± 138 kPa (105 ± 20 psi)     |
9     | Minimum Pressure for the Torque Converter Outlet     | 241 ± 138 kPa (35 ± 20 psi)     |
483 ± 138 kPa (70 ± 20 psi)     |
10     | Relief Pressure for the Transmission Lube     | Minimum 21 ± 69 kPa (3 ± 10 psi)     |
276 ± 69 kPa (40 ± 10 psi)     |
11     | Relief Pressure for the Filter Inlet     | 1827 ± 138 kPa (265 ± 20 psi)     |
2206 ± 138 kPa (320 ± 20 psi)     |
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CX28 Transmission Clutch Assignments     | ||||||||
---|---|---|---|---|---|---|---|---|
Operation     | Gear Ratios     | CLUTCHES     | Transmission Output Speed at 800 RPM Input with LUC Engaged (RPM)     | Transmission Output Speed at 2200 RPM Input with LUC Engaged (RPM)     | ||||
1 | 2     | 3     | 4     | 5     | ||||
Neutral     |     |     |     |     |     | O     | −     | −     |
1 Forward     | 3.76     | O     |     |     |     | O     | −     | −     |
2 Forward     | 1.96     | O     |     |     | O     |     | 407     | 1120     |
3 Forward     | 1.35     | O     |     | O     |     |     | 591     | 1626     |
4 Forward     | 1.00     | O     | O     |     |     |     | 800     | 2200     |
5 Forward     | 0.78     |     | O     | O     |     |     | 1029     | 2830     |
6 Forward     | 0.65     |     | O     |     | O     |     | 1231     | 3384     |
Reverse     | -3.97     |     |     | O     |     | O     | 202     | 555     |
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