Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1157 HONDA

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1162 HONDA

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1158 HONDA

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1163 HONDA

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1165 HONDA

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1166 HONDA

Possible causes – Air/Fuel Ratio Sensor Bank 1 harness is open or shorted– Air/Fuel Ratio Sensor Bank 1 circuit poor electrical connection– Faulty Air/Fuel Ratio Sensor Bank 1– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty–

Possible causes – Air/Fuel Ratio Sensor Bank 2 harness is open or shorted – Air/Fuel Ratio Sensor Bank 2 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor Bank 2 – Inappropriate fuel pressure – Faulty fuel injectors – Intake

Possible causes – Battery Module Tech notes There is a factory service bulletin for the following Honda models: 2000 Honda Insight2001 Honda Insight2002 Honda Insight2003 Honda Insight2004 Honda Insight2000-2004 Honda Insight Factory Service Bulletin OBDII Code P1449 Symptoms – Engine

Possible causes – Battery Module Tech notes There is a factory service bulletin for the following Honda models: 2000 Honda Insight2001 Honda Insight2002 Honda Insight2003 Honda Insight2004 Honda Insight2000-2004 Honda Insight Factory Service Bulletin OBDII Code P1447 Symptoms – Engine

Possible causes – Check engine oil level and pressure– Faulty VTEC Oil Pressure Switch– VTEC Oil Pressure Switch harness is open or shorted– VTEC Oil Pressure Switch circuit poor electrical connection Tech notes For the 2003

Possible causes – Check engine oil level and pressure– Faulty VTEC Oil Pressure Switch– VTEC Oil Pressure Switch harness is open or shorted– VTEC Oil Pressure Switch circuit poor electrical connection Tech notes For the 2003

Possible causes – Check engine oil level and pressure– Faulty VTEC Solenoid Valve– VTEC Solenoid Valve harness is open or shorted– VTEC Solenoid Valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2648

Possible causes – Check engine oil level and pressure– Faulty VTEC Solenoid Valve– VTEC Solenoid Valve harness is open or shorted– VTEC Solenoid Valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2649

Possible causes – Clutch Pressure Control Solenoid Valve harness is open or shorted– Clutch Pressure Control Solenoid Valve circuit poor electrical connection– Faulty Clutch Pressure Control Solenoid Valve Tech notes The Clutch Pressure Control Solenoid Valve is located inside the

Possible causes – Cylinder Position Sensor harness is open or shorted– Cylinder Position Sensor circuit poor electrical connection– Faulty Cylinder Position Sensor Tech notes The Cylinder Position (CYP) Sensor, Crankshaft Position Sensor (CKP) and Top Dead Center (TDC) Sensor are

Possible causes – Engine Control Module (ECM) outdated or incorrect software – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) – Engine rough idle – Engine hesitation P2227 HONDA Description The Barometric

Possible causes – Engine Control Module (ECM) outdated or incorrect software– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine rough idle– Engine hesitation P1106 HONDA Description The Barometric Pressure (BARO) sensor

Possible causes – Engine Control Module (ECM) outdated or incorrect software– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine rough idle– Engine hesitation P1107 HONDA Description The Barometric Pressure (BARO) sensor

Possible causes – Engine Control Module (ECM) outdated or incorrect software– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine rough idle– Engine hesitation P1109 HONDA Description The barometric pressure (BARO) sensor