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 TM 9-2320-366-20-2
CLUTCH PRESSURE TEST
(1) Remove front and intermediate propeller shafts (para 9-2).
(2) Position drain pan under pressure tap.
(3) Remove pressure tap plug and preformed packing from clutch pressure tap indicated by the sub code.
Refer to Table 2-43. Clutch Pressure Tap.
(4) Connect tube to boss adapter, hose, and pipe to tube adapter to clutch pressure tap.
(5) Start engine (TM 9-2320-366-10-1).
(6) Perform STE/ICE-R Test #50 (TM 9-4910-571-12&P).
(7) With parking brake applied, make shift indicated by sub code. Refer to Table 2-43. Clutch Pressure Tap.
(8) Accelerate engine until WTEC III TPSS displays denied range. Refer to Table 2-43. Clutch Pressure Tap.
(9) Maintain sufficient engine speed to keep desired transmission range while assistant notes reading on
STE/ICE-R.
(10) Let engine return to idle.
(11) Shift WTEC III TPSS into neutral.
(12) If one or more clutches failed to indicate proper pressure, notify DS Maintenance.
(13) If all clutches indicate proper pressure, replace WTEC III transmission ECU (para 8-7).
(14) Shut down engine (TM 9-2320-366-10-1).
(15) Remove pipe to tube adapter, hose, and tube to boss adapter from clutch pressure tap.
(16) Position preformed packing and pressure tap plug in control valve module.
(17) Tighten pressure tap plug to 84-120 lb-in. (9-14 Nm).
(18) Remove drain pan under pressure tap.
(19) Install front and intermediate propeller shafts (para 9-2).
(20) Clear diagnostic codes (para 8-5).
Table 2-43. Clutch
Pressure Tap
Sub
Sub Code
Pressure
Pressure Readings at Taps
Code
Meaning
at Clutch(s)
01
L-1
Upshift
C1 & C5
187-305
psi
(1280-2100 kPa)
07
L-R
Shift
C3 & C5
215-276
psi
(1480-1900 kPa)
10
1-L
Downshift
C3 & C6
215-334
psi
(1480-2300 kPa)
12
1-2
Upshift
C1 & C4
142-203
psi
( 980-1400 kPa)
17
1-R
Shift
C3 & C5
215-276
psi
(1480-1900 kPa)
21
2-1
Downshift
C1 & C5
186-305
psi
(1280-2100 kPa)
23
2-3
Upshift
C1 & C3
142-203
psi
( 980-1400 kPa)
Shift
27
2-R
C3 & C5
215-334
psi
(1480-2300 kPa)
Downshift
32
3-2
C1 & C4
142-203
psi
( 980-1400 kPa)
Upshift
34
3-4
C1 & C2
142-203
psi
( 980-1400 kPa)
Downshift
43
4-3
C1 & C3
142-203
psi
( 980-1400 kPa)
Upshift
45
4-5
C2 & C3
128-189
psi
( 880-1300 kPa)
54
5-4
Downshift
C1 & C2
142-203
psi
( 980-1400 kPa)
56
5-6
Upshift
C2 & C4
128-189
psi
( 880-1300 kPa)
65
6-5
Downshift
C2 & C3
128-189
psi
( 880-1300 kPa)
Shift
70
R-L
C3 & C6
142-203
psi
( 980-1400 kPa)
Shift
71
R-1
C1 & C5
186-305
psi
(1280-2100 kPa)
Shift
72
R-2
C1 & C4
142-203
psi
( 980-1400 kPa)
N1-L Shift
80
C3 & C6
215-276
psi
(1480-1900 kPa)
N1-1 Shift
81
C1 & C5
215-305
psi
(1480-2100 kPa)
N1-2 Shift
82
C1 & C4
186-305
psi
(1280-2100 kPa)
N1-3 Shift
83
C1 & C3
215-305
psi
(1480-2100 kPa)
N1-5 Shift
85
C2 & C3
164-239
psi
(1130-1650 kPa)
N1-6 Shift
86
C2 & C4
164-239
psi
(1130-1650 kPa)
N2-2 Shift
92
C1 & C4
215-305
psi
(1480-2100 kPa)
93
N3-3 Shift
C1 & C3
215-305
psi
(1480-2100 kPa)
95
N3-5 Shift
C2 & C3
164-239
psi
(1130-1650 kPa)
96
N4-6 Shift
C2 & C4
164-239
psi
(1130-1650 kPa)
Shift
97
2-R
C3 & C5
215-305
psi
(1480-2100 kPa)
Change 1
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