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Remanufactured Valve Body
Internal
Reverse Clutch Drum Sleeve 73300-01
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Helps cure:
- Damaged Reverse clutch drum journal
- Bushing failure
- Costly drum replacement
Wiring Harness Connector Bracket 73949-01
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Helps cure:
- Broken retaining tabs on wiring harness connector
- Connector pushes into transmission case
Valve Body
(View Valve Body Layout Diagram)
2-4 Accumulator Piston Kit 73840-24
Low/Reverse Accumulator Piston Kit 73840-LR
Master Kit 73840-MK
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Helps cure:
- Code 28, 1744, 1740
- High line pressure
- Cracked drum
- Planetary failure
- Bushing failure
- Loss of lube oil
- No cooler flow during failsafe
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Tooling:
- 73840-BTL
- F-73840-TL
O-Ringed End Plug Kit 73840-06
Oversized Bypass Clutch Control Valve Kit 73840-BK
-
Helps cure:
- Code 628, 1744, 1740
- Reduced converter clutch life
- Planetary failure
- Bushing failure
- Loss of lube oil
-
Tooling:
- 73840-BTL
Oversized Line Modulator Valve Kit 73840-27K
-
Helps cure:
- 1-2 Long
- 1-2 Harsh
- Erratic shifts
- Low line rise
- High line pressure
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Tooling:
- F-73840-TL27
- VB-FIX
Oversized Pressure Regulator & Converter Regulator Valve Kit 73840-RK
-
Helps cure:
- Code 28, 1744, 1740
- High line pressure
- Cracked drum
- Planetary failure
- Bushing failure
- Loss of lube oil
- No cooler flow during failsafe
-
Tooling:
- F-73840-TL
- VB-FIX
Servo/Band
Servo Return Spring 73708
Fits '94-'08 except units with the shorter spring.
-
Helps cure:
- 1-2 Soft
- 3-4 Soft
- 2-3 Flare
Tech Resources
October 13, 2022
Line-to-Lube/Converter: A Balancing Act — PR Valve Position is Key
Maura Stafford
July 08, 2019
Ford CD4E Valve Body Layout
January 01, 2013
CD4E Valve Body Identification
Valve Body Xpress
May 19, 2006
SonnaFlow® Chart: CD4E (Normal)
September 21, 2003
Ford Bypass Converter Clutch Circuits
Gregg Nader
September 16, 2003
CD4E Transmission: Inspection Checklist
Bob Warnke