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Klj . 6 ba
62003 Mustang Workshop Manual
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SPECIFICATIONS
a
MERCON® V is not interchangeable at this time with the current MERCON® fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to the Workshop/Owner
publication to determine the correct service interval for the specific vehicle. SECTION 307-
01: Automatic Transaxle/Transmission 2003 Mustang Workshop Manual General Specifications
Item Specification
Fluid
a Motorcraft MERCON® V Transmission Fluid XT
-5-QM MERCON®
V Fluid Capacities
3.8L engine 13.2L (13.9 quarts)
4.6L engine 12.0L (12.8 quarts)
Fluid Filter
Inline Transmission Fluid Filter Kit XC3Z-
7B155- AA Inline Transmission Fluid Filter XC3Z-
7B155- BA Lubricant
Ford Multi-Purpose Grease D0AZ-19584-
AA ESB-
M1C93- B
Torque Converter End Play Item Specification
New or remanufactured 0.355-
1.04 mm (0.014- 0.074 in) Used 0.355-
1.87 mm (0.014- 0.074 in)
Band and Clutch Application Chart Gear Overdrive
Band Low
Reverse Band Forward
Clutch Direct
Clutch Interm
Friction Clutch Reverse
Clutch Interm
One-Way
Clutch Planetary
One- Way
Clutch 1st Gear
Manual Low A A H
2nd Gear
Manual Low A A A H
1st Gear —
(D)
(Overdrive) A H
2nd Gear —
(
D)
(Overdrive) A A H
3rd Gear —
(
D)
(Overdrive) A A A O/R
4th Gear —
(
D) A A A O/R Klj . 1 ba
62003 Mustang Workshop Manual
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A = Applied
H = Holding
O/R = Overrunning (Overdrive)
Reverse (R) A A
Park Engine
Running A
Stall Speed
Application Min. Max.
3.8L engine 2,240 2,619
4.6L 2V engine 2,339 2,738
4.6L 4V MACH 1 engine 2,375 2,767
Shift Speeds 4.6L 4V MACH 1 (3.55:1
Axle Ratio) Throttle Position Shift MPH Km/H
Light throttle 1-
2 10-14 16-23
TP voltage 2-
3 18-22 29-35
1.25 volts 3-
4 34-37 55-60
Closed throttle 4-
3 22-25 35-40
3-2 12-16 19-26
2-1 11-7 18-11
Wide open throttle 1-
2 36-44 58-71
2-3 75-83 121-134
3-2 70 113
2-1 33 53
Shift Speeds 4.6L 2V HO (3:27:1 Axle
Ratio) Throttle Position Shift MPH Km/H
Light throttle 1-
2 9-12 14-19
TP voltage 2-
3 14-18 23-29
1.25 volts 3-
4 36-38 58-61
Closed throttle 4-
3 26-22 42-35
3-2 15-11 24-18
2-1 12-8 19-13
Wide open throttle 1-
2 29-44 47-71 Klj . 2 ba
62003 Mustang Workshop Manual
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2-
3 74-80 119-129
3-2 73 117
2-1 32 51
Shift Speeds 3.8L (3:27:1 Axle Ratio) Throttle Position Shift MPH Km/H
Light throttle 1-
2 6-
10 10-16
TP voltage 2-
3 18-22 29-35
1.25 volts 3-
4 28–30 45–48
Closed throttle 4-
3 24-22 39-35
3-2 14-12 22-19
2-1 6-8 10-13
Wide open throttle 1-
2 36-40 58-64
2-3 74-70 119-112
3-2 67 108
2-1 28 45
Shift Speeds 3.8L (3:08:1 Axle Ratio) Throttle Position Shift MPH Km/H
Light throttle 1-
2 6-10 10-16
TP voltage 2-
3 16-20 26-32
1.25 volts 3-
4 38-42 61-68
Closed throttle 4-
3 34-28 55-45
3-2 16-13 26-21
2-1 9-
7 14-
11 Wide open throttle 1-
2 38-45 61-72
2-3 72-76 116-122
3-2 71 114
2-1 31 50
Sensor Resistance Readings Component Resistance (ohms)
SSA 20-
30 SSB 20-
30 EPC 2.48-
5.66 TCC 10-
16 OSS 1,026-
1,194
Selective Thrust Washer No.1 Klj . 3 ba
62003 Mustang Workshop Manual
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Item Specification
mm inch
Green thickness 1.217-
1.371 0.050-0.054
Yellow thickness 1.727-
1.828 0.068-0.072
Natural thickness 2.159-
2.260 0.085-0.089
Red thickness 2.590-
2.692 0.102-0.106
Blue thickness 3.022-
3.124 0.119-0.123
Forward Clutch Pack Item Specification
mm inch
Clearance 1.17-1.63 0.046-0.068
Snap ring thickness 1.524-
1.625 0.060-
0.064 1.880-
1.981 0.074-
0.078 2.235-
2.337 0.088-
0.092 2.591-
2.692 0.102-
0.106
Reverse Clutch Pack Item Specification
mm inch
Clearance 1.27-
1.94 mm (0.050-0.076 in)
Snap ring thickness 1.524-
1.625 0.060-0.064
1.880-1.981 0.074-0.078
2.235-2.337 0.088-0.092
2.591-2.692 0.102-0.106
Direct Clutch Pack Item Specification
mm inch
Clearance 1.5748-21.59 0.062-0.85
Snap ring thickness 1.270-
1.372 0.050-0.054
1.625-1.727 0.064-0.068
1.98,1-2.083 0.078-0.082
2.337-2.438 0.092-0.096
Intermediate Clutch Pack Item Specification
mm inch Klj . 4 ba
62003 Mustang Workshop Manual
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Clearance 41.7322-42.5958 1.643-1.677
Selective steel plate 1.702-
1.803 0.067-0.071
1.956-
2.057 0.077-0.081
2.210-
2.311 0.087-0.091
2.464-
2.565 0.097-0.101
Torque Specifications Description Nm lb-
ft lb-
in Rear transmission support crossmember bolts 55 40 —
Rear insulator bolts 80 59 —
Extension housing bolts 28 21 —
Transmission fluid pan bolts 14 10 —
Front pump bolts 27 20 —
Front pump support bolts 23 17 —
Harness electrical connector bolt 5 — 44
Inspection cover bolts 35 26 —
Main control valve body bolts 10 — 89
Main control valve body cover plate bolts 10 — 89
Main control valve body separator plate bolts 10 — 89
Manual lever shaft nut 33 24 —
Manual lever shaft outer nut 33 24 —
Fluid cooler line case fittings 21 15 —
Pressure tap plugs 12 9 —
Rear driveshaft bolts 112 83 —
Starter bolts 25 18 —
TCC solenoid bolt 10 — 89
Torque converter drain plug 12 9 —
Torque converter nuts 37 27 —
Digital transmission range (TR) sensor bolts 9 — 80
Transmission bell housing bolts 47 35 —
Vehicle speed sensor (VSS) plug bolt 9 — 80
Output shaft speed (OSS) sensor bolt 12 9 —
Starter B+ cable 11 8 —
Exhaust manifold bolts 40 30 —
Exhaust pipe bolts 40 30 —
Transmission vent tube 12 9 —
Manual control valve detent lever spring bolt 10 — 89
Cooler tube nut to case fitting 18 13 —
Rear differential retaining nuts (front) 90 66 —
Rear differential retaining bolts and nuts (rear) 70 52 — Klj . 5 ba
62003 Mustang Workshop Manual
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Transmission linkage 23 17 —
Shift cable bracket 14 10 —
Transmission test plate bolts 10 — 89 Klj . 6 ba
62003 Mustang Workshop Manual
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