Possible causes – Three way catalyst converter Bank 1– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Engine Control Module (ECM) Tech description As the code description implies the P0421 code means that the vehicle’s control module has detected that the three-way…
Tag: HYUNDAI
P0221 HYUNDAI Throttle/Pedal Position Sensor/Switch B Circuit
Possible causes – Throttle Position Sensor (TPS) harness is open or shorted– Throttle Position Sensor (TPS) circuit poor electrical connection– Faulty Throttle Position Sensor (TPS)– Fault Electric Throttle Control Actuator (or Throttle Body Motor)– Accelerator Pedal Position Sensor (APP) When is the obd code mean? An unexpected voltage from the Throttle Position Sensor (TPS) is…
P1631 HYUNDAI CAN Time Out ECU
Possible causes – Transmission Control Module (TCM) / Engine Control Module (ECM) harness is open or shorted– Transmission Control Module (TCM) / Engine Control Module (ECM) circuit poor electrical connection– Faulty Transmission Control Module (TCM)– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1623 HYUNDAI Radiator Cooling Fan – Malfunction
Tech description On some Hyundai models, the P1623 code is for the “Check Engine Lamp”. If this codes is stored in the Engine Control Module (ECM), the check engine light is probably not illuminating. If this is the case the wire circuit from the ECM is probably open or shorted, or the check engine light…
P1613 HYUNDAI MIL Request Signal Circuit High Input
Tech description P1613 indicates that there one of the control module have requested the Engine Control Module (ECM) to turn ON the check engine lamp. Usually the P1613 code is combine with another code. P1613 HYUNDAI OBD Code Description
P1605 HYUNDAI Acceleration Sensor Malfunction
When is the obd code mean? P1605 indicates a problem with the chassis acceleration sensor.
P1109 HYUNDAI Fuel Pump – Abnormal
Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1113 HYUNDAI Manifold Differential Pressure Sensor Abnormal
Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0446 HYUNDAI EVAP Emission System Vent Control Valve Open Circuit
Possible causes – Missing Fuel cap– Incorrect fuel filler cap used– Fuel filler cap remains open or fails to close– Foreign matter caught in fuel filler cap– Vent control valve harness is open or shorted– Vent control valve circuit poor electrical connection– Faulty vent control valve When is the obd code mean? The P0446 codes…
P0442 HYUNDAI EVAP System Leak Detected Small Leak
Possible causes – Missing or loose fuel cap– Incorrect fuel filler cap used– Fuel filler cap remains open or fails to close– Foreign matter caught in fuel filler cap– EVAP canister or fuel tank leaks– EVAP system hose leaking– Fuel tank leaking Tech description The P0442 code means that the control module has detected a…