2009 Honda Accord OBDII Codes List

ECM Processor Malfunction

VIN Not Programmed Or Mismatch

Engine Control Module Power Relay Control Circuit Open

Output Shaft Speed Sensor Circuit Fault

BARO Sensor Circuit Out of Range High

Engine Coolant Temperature Sensor Performance Problem

Manifold Absolute Pressure Sensor Signal Lower Than Expected

Manifold Absolute Pressure Sensor Circuit Higher Than Expected

Air/Fuel Ratio Sensor 1 Range/Performance Problem

Rear A/F Sensor Bank 1 Sensor 1 Circuit Out Of Range High

Electric Load Detector Circuit Low Voltage

Electric Load Detector Circuit High Voltage

Electronic Throttle Control System Control Relay ON Malfunction

Electronic Throttle Control System Control Relay OFF Malfunction

Throttle Valve Default Position Spring Performance Problem

Throttle Valve Return Spring Performance Problem

Throttle Actuator System Malfunction

Throttle Actuator Control Motor Current Range/Performance

Accelerator Pedal Position Sensor 1 Circuit Low Voltage

Accelerator Pedal Position Sensor 'A' Throttle Position Sensor 'D' Circuit High Voltage