Overhaul - ZF 4HP22 & 4HP24
- Application
- Identification
- Description
- Lubrication & Adjustments
- Trouble Shooting (ZF 4HP 22H/Eh)
- Notes
- Position "P"
- Position "R"
- Position "D"
- No Power Flow
- Slipping Or Shaking When Moving Off
- Hard N-D Engagement (Engine Speeds At 1500 RPM Or Less)
- No 1-2 Or 2-1 Shift (Warm Or Cold)
- No 2-3 Or 3-2 Shift (Warm Or Cold)
- No 3-4 Or 4-3 Shift (Warm Or Cold)
- No 3-4 Shift (Warm Or Cold)
- No 1-2 Shift (Engine Speed Does Not Exceed Stall Speed In Drive With Full Load) (Warm Or Cold)
- Starts Off In 2nd Gear
- Starts Off In 3rd Gear
- Shifts 1-3
- Shift Points
- Shift Transitions
- Position "3" (3RD Gear)
- Position "2"
- Position "1"
- Torque Converter Lock-Up Clutch
- General Faults
- Noise
- Leakage
- Oil Dripping Out Of Converter Bell Housing
- Leak Between Transmission Case & Oil Sump
- Leak Between Transfer Plate & Transmission Case (In Area Of Pump Pressure Bore)
- Oil Loss On Transmission Plug
- Oil Loss On Output
- Oil Loss Through Or On Vent
- Oil Loss On Cooler Line
- Oil Loss On Transfer Plate
- Leak Between Transmission Case & Transmission Extension
- Valve Body
- No Reverse Gear
- No Reverse Or Forward Gear
- Insufficient Power Transmission
- Hard Jolt When Moving Into Position "R"
- No Forward Gear In "D"
- Insufficient Power Transmission In "D"
- No Shift Function
- No Shift Function 1-2 Or 2-1 In "D"
- No Shift Function 2-3 Or 3-2 In "D"
- No Shift Function 3-4 Or 4-3 In "D"
- Shifts 1-2, 2-3 Or 3-4 Too Long In "D"
- Upshifts 1-2, 2-3 Or 3-4 Too Hard In "D"
- Manual Downshifts 4-3 Or 3-2 Too Hard In "D"
- Manual Downshift 2-1 Not Correct In "1"
- No Converter Clutch Locking
- No Converter Clutch Unlocking
- Main Pressure Too High In All Positions
- Trouble Shooting (ZF 4HP 24E9)
- Shift Selector In "P" Position
- Shift Selector In "N" Position
- Shift Selector In "R" Position
- Shift Selector In "D" Position
- Shift Speeds
- Shift Lever Position "3"
- Shift Lever Position "2"
- Shift Lever Position "1"
- General
- Oil Leaks
- Oil Dripping From Bell Housing
- Leakage Between Transmission & Oil Sump
- Leakage Between Intermediate Plate & Main Housing (Especially At Pump Pressure Point)
- Oil Loss At Tach Connections
- Oil Leak From Throttle Connection Cable
- Oil Leak At Output
- Loss Of Oil Through Breather
- Leakage In Cooler Pipes
- Oil Leak At Intermediate Plate
- Leakage Between Main Housing & Tail Housing
- Noises
- Testing
- Removal & Installation
- Torque Converter
- Transmission Disassembly
- Component Disassembly & Reassembly
- Transmission Reassembly
- Torque Specifications