P1253 HONDA VTEC System Malfunction

Possible causes – Engine oil level low– Low engine oil pressure– Blocked oil passage– Faulty VCT oil control valve Tech description If the P1253 is present, start by checking the engine oil level and condition. Change engine oil and filter if necessary with factory recommended oil weight. Symptoms – Engine Light ON (or Service Engine…

P0404 HONDA Exhaust Gas Recirculation Valve Circuit Range/Performance

Possible causes – EGR volume control solenoid valve– EGR volume control solenoid valve harness is open or shorted– EGR volume control solenoid valve circuit poor electrical connection– EGR temperature sensor and circuit When is the obd code mean? An improper voltage signal is sent to ECM through the valve Symptoms – Engine Light ON (or…

P0606 HONDA ECM Processor Malfunction

Possible causes – Engine Control Module (ECM) Harness power supply circuit is open or shorted– Engine Control Module (ECM) Programming– Faulty Engine Control Module (ECM) Tech description Check the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM….

P2649 HONDA VTEC Solenoid Valve Circuit High Voltage

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 HONDA OBD Code Description

P1768 HONDA A/T Clutch Pressure Control Solenoid Valve Circuit

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 description The Clutch Pressure Control Solenoid Valve is located inside the transmission. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1768 HONDA OBD…

P1382 HONDA Cylinder Position Sensor 1 No Signal

Possible causes – Cylinder Position Sensor harness is open or shorted– Cylinder Position Sensor circuit poor electrical connection– Faulty Cylinder Position Sensor Tech description The Cylinder Position (CYP) Sensor, Crankshaft Position Sensor (CKP) and Top Dead Center (TDC) Sensor are all built into the distributor. When is the obd code mean? If no cylinder position…

P0457 HONDA EVAP System Leak Detected/Fuel Fill Cap Loose Or Missing

Possible causes – Damaged, missing or loosely installed fuel filler cap Tech description Check for a loose, missing or damage fuel filler the cap. When is the obd code mean? EVAP control system has a very large leak such as fuel filler cap fell off Symptoms – Engine Light ON (or Service Engine Soon Warning…

P0010 HONDA Variable Control Timing Oil Control Solenoid Valve Malfunction

Possible causes – Dirty Oil – Low engine oil level– Valve Timing Control (VTC) open or shorted circuit.– Valve Timing Control (VTC) electrical connector– Faulty Valve Timing Control (VTC)– Damaged ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power– Engine rough idle P0010 HONDA OBD Code Description The Engine…

P0011 HONDA Variable Control Timing System Malfunction

Possible causes – Dirty Oil– Low engine oil level– Valve Timing Control (VTC) open or shorted circuit.– Valve Timing Control (VTC) electrical connector– Faulty Valve Timing Control (VTC)– Damaged ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power– Engine rough idle P0011 HONDA OBD Code Description The Engine Control…

P0506 HONDA Idle Control System RPM Lower Than Expected

Possible causes – Dirty throttle body– Electric throttle control actuator misadjusted or damaged– Faulty Electric throttle control actuator– Intake air leak– Poor electrical connection to the Intake Air Control (IAC) valve Tech description If there are no intake leaks, clean throttle body, adjust engine idle and erase engine code. If the code comes back you…