Automatic Transmission
- Special Tools
- General Troubleshooting Information
- How to Check for DTCs with the Honda Diagnostic System (HDS)
- Symptom Troubleshooting Versus DTC Troubleshooting
- How to Check for DTCs with the SCS Mode (retrieving the flash codes)
- Troubleshooting the Circuits at the PCM
- How to Clear A/T DTCs
- OBD Status
- PCM/TCM Reset
- Replacing the PCM
- Updating the A/T Software in the PCM
- Substituting the PCM
- How to End a Troubleshooting Session (required after any troubleshooting)
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- Component Location Index
- System Description
- General Operation
- Notes
- Torque Converter, Shafts, Gears, and Clutches
- Electronic Control
- Hydraulic Control
- Shift Control Mechanism
- Lock-up Mechanism
- Gear Selection - Seven-position Transmission
- Gear Selection - Five-position Transmission
- Automatic Transmission (A/T) Gear Position Indicator
- Shift Indicator and M indicator - Five-position Transmission
- Clutches and Gears
- Power Flow
- Electronic Control System
- Electronic Control
- Functional Diagram
- Shift Control
- Shift Control - Shift Solenoid Valves
- Shift Control - Grade Logic Control
- Grade Logic Control: Ascending Control
- Graded Logic Control: Descending Control
- Shift-Hold Control
- Shift Control - Manual Shift Mode
- D-Paddle Shift Mode
- S Position Automatic Shift Mode and Sequential Sportshift Mode
- Clutch Pressure Control
- Lock-up Control
- Self-diagnosis
- Fail-safe Function
- Shift Lock Control
- PCM A/T Control System Electrical Connections - Seven-position Transmission
- PCM A/T Control System Electrical Connections - Five-position Transmission
- PCM A/T Control System Inputs and Outputs at PCM Connector A □ (49P)
- PCM A/T Control System Inputs and Outputs at PCM Connector B Δ (49P)
- PCM A/T Control System Inputs and Outputs at PCM Connector C ◦ (49P)
- Hydraulic Controls
- Accumulator
- Hydraulic Flow
- Distribution of Hydraulic Pressure
- N Position
- D Position: 1st gear shifting from the N position
- D Position: Driving in 1st gear
- D Position: Shifting between 1st gear and 2nd gear
- D Position: Driving in 2nd gear
- D Position: Shifting between 2nd gear and 3rd gear
- D Position: Driving in 3rd gear
- D Position: Shifting between 3rd gear and 4th gear
- D Position: Driving in 4th gear
- D Position: Shifting between 4th gear and 5th gear
- D Position: Driving in 5th gear
- 2 Position (Seven-position Transmission)
- 1 Position (Seven-position Transmission)
- R Position: Shifting to the R position from the P or N position
- R Position: Driving in reverse gear
- Reverse Inhibitor Control
- P Position
- Lock-up System
- Circuit Diagram - PCM A/T Control System - Seven-position Transmission
- Circuit Diagram - PCM A/T Control System - Five-position Transmission
- General Operation
- DTC Troubleshooting
- DTC P062F: PCM Internal Control Module Keep Alive Memory (KAM) Error
- DTC P0705: Transmission Range Switch (Multiple Shift-position Input)
- DTC P0706: Transmission Range Switch (Open)
- DTC P0711: ATF Temperature Sensor (Range/Performance)
- DTC P0712: ATF Temperature Sensor (Short)
- DTC P0713: ATF Temperature Sensor (Open)
- DTC P0714: ATF Temperature Sensor Intermittent Failure
- DTC P0716: Problem in Input Shaft (Mainshaft) Speed Sensor Circuit; DTC P0721: Problem in Output Shaft (Countershaft) Speed Sensor Circuit
- DTC P0717: Input Shaft (Mainshaft) Speed Sensor Circuit (No Signal Input); DTC P0718: Input Shaft (Mainshaft) Speed Sensor (Intermittent Failure)
- DTC P0722: Output Shaft (Countershaft) Speed Sensor Circuit (No Signal Input); DTC P0723: Output Shaft (Countershaft) Speed Sensor (Intermittent Failure)
- DTC P0731: 1st Gear Incorrect Ratio
- DTC P0732: 2nd Gear Incorrect Ratio
- DTC P0733: 3rd Gear Incorrect Raito
- DTC P0734: 4th Gear Incorrect Ratio
- DTC P0735: 5th Gear Incorrect Ratio
- DTC P0741: Torque Converter Clutch Circuit Performance or Stuck OFF
- DTC P0746: A/T Clutch Pressure Control Solenoid Valve A Stuck OFF
- DTC P0747: A/T Clutch Pressure Control Solenoid Valve A Stuck ON
- DTC P0751: Shift Solenoid Valve A Stuck OFF; DTC P0752: Shift Solenoid Valve A Stuck ON
- DTC P0756: Shift Solenoid Valve B Stuck OFF; DTC P0757: Shift Solenoid Valve B Stuck ON
- DTC P0761: Shift Solenoid Valve C Stuck OFF; DTC P0762: Shift Solenoid Valve C Stuck ON
- DTC P0766: Shift Solenoid Valve D Stuck OFF
- DTC P0767: Shift Solenoid Valve D Stuck ON
- DTC P0776: A/T Clutch Pressure Control Solenoid Valve B Stuck OFF; DTC P0777: A/T Clutch Pressure Control Solenoid Valve B Stuck ON
- DTC P0796: A/T Clutch Pressure Control Solenoid Valve C Stuck OFF; DTC P0797: A/T Clutch Pressure Control Solenoid Valve C Stuck ON
- DTC P0812: Transmission Range Switch ATPR Switch (Open)
- DTC P0842: Transmission Fluid Pressure Switch A (2nd Clutch) (Short or Stuck ON)
- DTC P0843: Transmission Fluid Pressure Switch A (2nd Clutch) (Open or Stuck OFF)
- DTC P0847: Transmission Fluid Pressure Switch B (3rd Clutch) (Short or Stuck ON)
- DTC P0848: Transmission Fluid Pressure Switch B (3rd Clutch) (Open or Stuck OFF)
- DTC P0962: A/T Clutch Pressure Control Solenoid Valve A (Open or Short)
- DTC P0963: A/T Clutch Pressure Control Solenoid Valve A
- DTC P0966: A/T Clutch Pressure Control Solenoid Valve B (Open or Short)
- DTC P0967: A/T Clutch Pressure Control Solenoid Valve B
- DTC P0970: A/T Clutch Pressure Control Solenoid Valve C (Open or Short)
- DTC P0971: A/T Clutch Pressure Control Solenoid Valve C
- DTC P0973: Shift Solenoid Valve A (Short)
- DTC P0974: Shift Solenoid Valve A (Open)
- DTC P0976: Shift Solenoid Valve B (Short)
- DTC P0977: Shift Solenoid Valve B (Open)
- DTC P0979: Shift Solenoid Valve C (Short)
- DTC P0980: Shift Solenoid Valve C (Open)
- DTC P0982: Shift Solenoid Valve D (Short)
- DTC P0983: Shift Solenoid Valve D (Open)
- DTC P16C0: PCM A/T Control System Incomplete Update
- DTC P1717: Transmission Range Switch ATPRVS Switch (Open)
- DTC P1746: Hydraulic Control System (Cut Valve A Stuck OFF or Cut Valve B Stuck ON); DTC P1747: Hydraulic Control System (Cut Valve A Stuck ON or Cut Valve B Stuck OFF)
- DTC P1780: Shift Control System (Transmission Default Mode)
- DTC U0029: F-CAN Malfunction (F-CAN bus OFF)
- DTC U0121: F-CAN Malfunction (PCM-ABS Modulator-Control Unit)
- DTC U0122: F-CAN Malfunction (PCM-VSA Modulator-Control Unit)
- DTC U0155: F-CAN Malfunction (PCM-to-Gauge Control Module)
- Road Test
- Stall Speed Test
- Pressure Test
- Shift Solenoid Valve Test
- Shift Solenoid Valve and Shift Solenoid Wire Harness Replacement
- A/T Clutch Pressure Control Solenoid Valve A Test
- A/T Clutch Pressure Control Solenoid Valve A Replacement
- A/T Clutch Pressure Control Solenoid Valve B Test
- A/T Clutch Pressure Control Solenoid Valve C Test
- A/T Clutch Pressure Control Solenoid Valve B and C Replacement
- Input Shaft (Mainshaft) Speed Sensor Replacement
- Output Shaft (Countershaft) Speed Sensor Replacement
- Transmission Fluid Pressure Switch A (2nd Clutch) Replacement
- Transmission Fluid Pressure Switch B (3rd Clutch) Replacement
- ATF Temperature Sensor Test/Replacement
- ATF Level Check
- ATF Replacement
- Transmission Removal
- Drive Plate Removal and Installation
- Transmission Installation
- ATF Cooler Cleaning
- ATF Cooler Hose Replacement
- ATF Filter Replacement
- Shift Lever Removal
- Shift Lever Installation
- Shift Lever Disassembly/Reassembly
- Shift Cable Replacement
- Shift Cable Adjustment
- A/T Gear Position Indicator
- Component Location Index
- Circuit Diagram
- Transmission Range Switch Test
- Transmission Range Switch Replacement
- Paddle Shifter + (Upshift Switch) Circuit Troubleshooting
- Paddle Shifter - (Downshift Switch) Circuit Troubleshooting
- Paddle Shifter + (Upshift Switch) Replacement
- Paddle Shifter - (Downshift Switch) Replacement
- A/T Interlock System
- Transmission End Cover
- End Cover Removal
- Park Lever Stop Inspection and Adjustment
- Idler Gear Shaft Bearing Replacement
- Selector Control Shaft Oil Seal Replacement
- Selector Control Shaft Bearing Replacement
- ATF Feed Pipe Replacement
- Transmission Fluid Pressure Switch Replacement
- Air Check Valve Inspection and Replacement
- End Cover Installation
- Transmission Housing
- Valve Body
- Valve Body and ATF Strainer Removal
- Valve Body Repair
- Valve Body Valve Installation
- Main Valve Body Disassembly, Inspection, and Reassembly
- ATF Pump Inspection
- Regulator Valve Body Disassembly, Inspection, and Reassembly
- Servo Body Disassembly, inspection, and Reassembly
- Shift Solenoid Valve Removal and Installation
- Valve Body and ATF Strainer Installation
- Torque Converter Housing
- Shafts and Clutches
- Mainshaft Disassembly, Inspection, and Reassembly
- Mainshaft 3rd Gear Axial Clearance Inspection
- Countershaft Disassembly, Inspection, and Reassembly
- Countershaft Reverse Selector Hub Removal
- Countershaft Reverse Selector Hub Installation
- Secondary Shaft Disassembly, Inspection, and Reassembly
- Secondary Shaft 1st Gear Axial Clearance Inspection
- Secondary Shaft 2nd Gear Axial Clearance Inspection
- Secondary Shaft Sealing Ring Replacement
- Clutch Disassembly
- Clutch Inspection
- Clutch Wave-plate Phase Difference Inspection
- Clutch Clearance Inspection
- 1st Clutch Reassembly
- 2nd, 3rd, 4th, and 5th Clutch Reassembly
- A/T Differential