Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2000 Honda InsightFACTORY OEM SERVICE PROCEDURE
Automatic Transmission DTCS
NOTE:
Retrieval of some diagnostic codes may require the use of special OEM tester or flash method using instrument cluster indicator. For procedures/testing of codes not shown below, refer to appropriate system article.
AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC P0725 | Problem in Engine Speed Input Circuit |
| DTC P1630 | Problem in TCM |
| DTC P1655 | Problem in TCM-to-ECM Communication Lines |
| DTC P1705 | Short in Transmission Range Switch Circuit |
| DTC P1706 | Open in Transmission Range Switch Circuit |
| DTC P1790 | Problem in Throttle Position Sensor Circuit |
| DTC P1791 | Problem in Vehicle Speed Sensor Circuit |
| DTC P1792 | Problem in Engine Coolant Temperature Sensor Circuit |
| DTC P1793 | Problem in Manifold Absolute Pressure Sensor Circuit |
| DTC P1799 | Problem in Intake Air Temperature Sensor Circuit |
| DTC P1850 | Problem in Creep Aid System Solenoid Valve A Circuit |
| DTC P1851 | Problem in Creep Aid System Solenoid Valve B Circuit |
| DTC P1879 | Problem in CVT Start Clutch Pressure Control Valve Circuit |
| DTC P1882 | Problem in Inhibitor Solenoid Circuit |
| DTC P1885 | Problem in CVT Input Shaft (Drive Pulley) Speed Sensor Circuit |
| DTC P1886 | Problem in CVT Output Shaft (Driven Pulley) Speed Sensor Circuit |
| DTC P1888 | Problem in CVT Speed Sensor Circuit |
| DTC P1890 | Problem in Shift Control System |
| DTC P1891 | Problem in Start Clutch Control System |
| DTC P1894 | Problem in CVT Drive Pulley Pressure Control Valve Circuit |
| DTC P1895 | Problem in CVT Driven Pulley Pressure Control Valve Circuit |
| DTC P0501 | Range/Performance Problem in Vehicle Speed Sensor Circuit |
| DTC P0502 | Problem in Vehicle Speed Sensor Circuit (No Signal Input) |
| DTC P0603 | Problem in TCM |
| DTC P0705 | Short in Transmission Range Switch Circuit (Multiple Shift-position Input) |
| DTC P0706 | Open in Transmission Range Switch Circuit |
| DTC P0716 | Range/Performance Problem in CVT Input Shaft (Drive Pulley) Speed Sensor Circuit |
| DTC P0717 | Problem in CVT Input Shaft (Drive Pulley) Speed Sensor Circuit (No Signal Input) |
| DTC P0721 | Range/Performance Problem in CVT Output Shaft (Driven Pulley) Speed Sensor Circuit |
| DTC P0722 | Problem in CVT Output Shaft (Driven Pulley) Speed Sensor Circuit (No Signal Input) |
| DTC P0726 | Range/Performance Problem in Engine RPM Signal Input Circuit |
| DTC P0727 | Problem in Engine RPM Signal Input Circuit (No Signal Input) |
| DTC P0780 | Problem in Shift Control System |
| DTC P0801 | Problem in Inhibitor Solenoid Circuit |
| DTC P0811 | Problem in Start Clutch Control System |
| DTC P0962 | CVT Drive Pulley Pressure Control Valve Circuit Low Voltage |
| DTC P0963 | CVT Drive Pulley Pressure Control Valve Circuit High Voltage |
| DTC P0966 | CVT Driven Pulley Pressure Control Valve Circuit Low Voltage |
| DTC P0967 | CVT Driven Pulley Pressure Control Valve Circuit High Voltage |
| DTC P0970 | CVT Start Clutch Pressure Control Valve Circuit Low Voltage |
| DTC P0971 | CVT Start Clutch Pressure Control Valve Circuit High Voltage |
| DTC P1655 | Problem in TCM-to-ECM Communication Lines |
| DTC P1782 | TP Sensor Circuit Low Voltage |
| DTC P1783 | TP Sensor Circuit High Voltage |
| DTC P1784 | MAP Sensor Circuit Low Voltage |
| DTC P1785 | MAP Sensor Circuit High Voltage |
| DTC P1792 | Problem in Engine Coolant Temperature Sensor Circuit |
| DTC P1799 | Problem in Intake Air Temperature Sensor Circuit |
| DTC P1850 | Problem in Creep Aid System Solenoid Valve A Circuit |
| DTC P2159 | Range/Performance Problem in CVT Speed Sensor Circuit |
| DTC P2160 | Problem in CVT Speed Sensor Circuit (No Signal Input) |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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