Automatic Transmission
- General Description
- ZF 4HP 16 Automatic Transaxle Introduction
- ZF 4HP 16 Automatic Transaxle Description
- Mechanical Components Description
- Electronic Components Description
- Selector Lever/Program Switch
- Park/Neutral Position Switch
- Signal Combination
- Automatic Transaxle Output Speed Sensor (A/T OSS)
- Automatic Transaxle Input Speed Sensor (A/T ISS)
- Shift Solenoid Valve: Solenoid 1, 2
- Pressure Control Solenoid Valve (EDS VALVE 3, 4, 5, 6)
- Transaxle Fluid Temperature (TFT) Sensor
- Transaxle Electrical Connector
- Transaxle Control Module (TCM)
- Data Link Connector (DLC)
- TCM Inputs That Affect the 4HP 16 Transaxle
- Automatic Transaxle Output (Shaft) Speed Sensor
- Automatic Transaxle Input (Shaft) Speed Sensor
- Engine Coolant Temperature Sensor
- Engine Speed
- Stoplamp Switch
- Transmission Fluid Temperature (TFT) Sensor
- Transaxle Identification Information
- Shift Mode Diagram
- Power Flow Diagram
- Schematic and Routing Diagram
- Diagnostic Information and Procedures
- Basic Knowledge Required
- Functional Check
- Line Pressure Check
- Clutch Plate Diagnosis
- Cooler Flushing and Flow Test
- Transaxle Fluid Level Service
- Electrical/Garage Shift Test
- Road Test
- Torque Converter Lock-Up Clutch (TCC) Diagnosis
- TCM Initialization Procedure
- Shift Speed Chart
- Internal Wiring Harness Check
- Transaxle Wiring Harness Connector
- Symptom Diagnosis
- Shift Lever Diagnosis
- Diagnostic Trouble Code (DTC) Identification
- DTC P0562 System Voltage Low
- DTC P0563 System Voltage High
- DTC P0601 Internal Control Module Memory Checksum Error
- DTC P0603 Internal Control Module Keep Alive Memory (KAM) Error
- DTC P0604 Internal Control Module Random Access Memory (RAM) Error
- DTC P0606 Transaxle Control Module Processor Fault
- DTC P0703 Brake Switch Circuit Malfunction
- DTC P0705 Transmission Range Sensor Circuit Malfunction (PRNDL Input)
- DTC P0710 Transmission Fluid Temperature Sensor Circuit Malfunction
- DTC P0711 Transmission Fluid Temperature Sensor Circuit Range/Performance
- DTC P0712 Transmission Fluid Temperature Sensor Circuit Shorted to Ground
- DTC P0713 Transmission Fluid Temperature Sensor Circuit Shorted to Power and Open
- DTC P0715 Input Speed Sensor (ISS) Circuit Malfunction
- DTC P0716 Input Speed Sensor (ISS) Circuit Range/Performance
- DTC P0717 Input Speed Sensor (ISS) Circuit No Signal
- DTC P0720 Output Speed Sensor (OSS) Circuit Malfunction
- DTC P0721 Output Speed Sensor (OSS) Circuit Range/Performance
- DTC P0722 Output Speed Sensor (OSS) Circuit No Signal
- DTC P0725 Engine Speed Input Circuit Malfunction
- DTC P0726 Engine Speed Input Circuit Range/Performance
- DTC P0727 Engine Speed Input Circuit No Signal
- DTC P0731 Gear 1 Incorrect Ratio
- DTC P0732 Gear 2 Incorrect Ratio
- DTC P0733 Gear 3 Incorrect Ratio
- DTC P0734 Gear 4 Incorrect Ratio
- DTC P0741 TCC (Torque Converter Clutch) Circuit Stuck OFF
- DTC P0742 TCC (Torque Converter Clutch) Circuit Stuck ON
- DTC P0781 1-2 Shift Malfunction
- DTC P0782 2-3 Shift Malfunction
- DTC P0783 3-4 Shift Malfunction
- DTC P1604 Data Check of Internal & Extended RAM Failed
- DTC P1606 Failure of External Watchdog
- DTC P1779 Engine Torque Input Signal Malfunction
- DTC P1791 Throttle Position Input Signal Circuit Malfunction
- DTC P1839 EDS 3 Output Shorted to Ground
- DTC P1840 EDS 3 Output Shorted to Power
- DTC P1841 EDS 3 Output Open
- DTC P1850 Solenoid 1 Output Shorted to Ground
- DTC P1851 Solenoid 1 Output Shorted to Power
- DTC P1852 Solenoid 1 Output Open
- DTC P1853 Solenoid 2 Output Shorted to Ground
- DTC P1854 Solenoid 2 Output Shorted to Power
- DTC P1855 Solenoid 2 Output Open
- DTC P1861 EDS 4 Output Shorted to Ground
- DTC P1862 EDS 4 Output Shorted to Power
- DTC P1863 EDS 4 Output Open
- DTC P1864 EDS 5 Output Shorted to Ground
- DTC P1865 EDS 5 Output Shorted to Power
- DTC P1866 EDS 5 Output Open
- DTC P1867 EDS 6 Output Shorted to Ground
- DTC P1868 EDS 6 Output Shorted to Power
- DTC P1869 EDS 6 Output Open
- DTC P1871 EDS Valve Power Supply Circuit Shorted to Power
- DTC P1874 Solenoid Valve Power Supply Circuit Shorted to Power
- DTC P1881 2-1 Shift Malfunction
- DTC P1883 3-2 Shift Malfunction
- DTC P1884 4-3 Shift Malfunction
- DTC P1885 3-1 Shift Malfunction
- DTC U0073 CAN Bus OFF Failure
- DTC U0100 CAN Receive ECM Message Failure
- DTC U0101 CAN Transmit Message Failure
- Repair Instructions
- Transaxle Fluid Level Checking Procedure
- Changing the Fluid
- Fluid Level Set after Service
- Repairing Fluid Leaks
- Case Porosity Repair
- Torque Converter Components
- Transaxle Housing Components
- Oil Pump Components
- Rear Cover & Oil Pan Cover Components
- Parking Lever Components
- Input Shaft & Shift Gear Components
- Valve Body Components
- Gear Shift Control Components
- Shift Control Lever Assembly Removal and Installation
- Shift Control Cable Removal and Installation
- Shift Control Cable Adjustment
- Transmission Control Module (TCM) Removal and Installation
- Park/Neutral Start Switch Removal and Installation
- Oil Cooler Pipes/Hoses Removal and Installation
- Drive Axle Oil Seal Removal and Installation
- Oil Pan, Oil Pan Gasket Removal and Installation
- Control Valve Body Assembly Removal and Installation
- Left Transaxle Mounting Bracket Removal and Installation
- Transaxle Assembly Removal and Installation
- Torque Converter Disassembly and Assembly
- Transaxle Holding Fixture Assembly
- Valve Body Disassembly and Assembly
- Rear Cover Disassembly and Assembly
- Clutch B/E Disassembly and Assembly
- Clutch B/E Measurement
- Measuring Installation Space, Clutch E (EE)
- Determining Adjusting Disc B (PB)
- Determining Adjusting Disc E (PE)
- Planetary Gear Set Disassembly and Assembly
- Brake C/D Disassembly and Assembly
- Differential Disassembly and Assembly
- Brake F, Slotted Nut Disassembly and Assembly and Installation
- Measuring Installation Space F
- Torque Converter Housing Disassembly and Assembly
- Shift Mechanism Disassembly and Assembly
- Parking Lock System Disassembly and Assembly
- Bearing Plate (with Spur Gear) Assembly Disassembly and Assembly
- Side Shaft Disassembly and Assembly
- Oil Pump Assembly Disassembly and Assembly
- Differential / Side Shaft Outer Race, Bearing Shim Disassembly and Assembly
- Important Measurement / Adjustment
- Specifications
- Special Tools and Equipment