P0413 AUDI Secondary Air Injection System Switching Valve A Circuit Open

Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0413 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…

P0404 AUDI Exhaust Gas Recirculation Control 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…

P0402 AUDI Exhaust Gas Recirculation Flow Excessive Detected

Possible causes – EGR volume control valve stuck open– Faulty EGR volume control valve– EGR solenoid valve harness is open or shorted– EGR solenoid valve circuit poor electrical connection– Faulty EGR temperature sensor and circuit When is the obd code mean? High Exhaust Gas Recirculation (EGR) flow control is detected Symptoms – Engine Light ON…

P2004 AUDI Intake Manifold Runner Control Bank 1 Stuck Open

Possible causes – Engine Control Module (ECM) Program– Intake manifold runner control mechanical problems– Intake manifold runner control actuator malfunction– Intake manifold runner control open or short circuit– Intake manifold runner control poor electrical condition Tech description There is a factory service bulletin for the P2004 code for the following models: 2005-2007 Audi A32005-2007 Audi…

P2008 AUDI Intake Flap for Airflow Control Electrical Malfunction

Possible causes – Engine Control Module (ECM) Program– Intake manifold runner control mechanical problems– Intake manifold runner control actuator malfunction– Intake manifold runner control open or short circuit– Intake manifold runner control poor electrical condition Tech description There is a factory service bulletin for the P2008 code for the following models: 2005-2007 Audi A32005-2007 Audi…

P1093 AUDI Fuel Trim 2 Bank 1 Malfunction

Possible causes – Engine mechnical condition– Fuel system malfunction– Ignition system malfunction– Faulty oxygen sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) AUDI Related P1093 code 2005 AUDI A4 Fuel System, Gasoline:delivery:fuel Pump 2005 AUDI A4 Fuel System, Gasoline:fuel Injection System:fuel Rail 2005 AUDI A4 Fuel System, Other:delivery:fuel Pump 2006 AUDI…

P0400 AUDI Exhaust Gas Recirculation Flow

Possible causes – Exhaust Gas Recirculation (EGR) volume control valve stuck closed– Faulty Exhaust Gas Recirculation (EGR) volume control solenoid valve– Faulty EGR Valve– Faulty EGR temperature sensor and circuit– Exhaust Gas Recirculation (EGR) solenoid valve harness is open or shorted– Exhaust Gas Recirculation (EGR) solenoid valve circuit poor electrical connection– Dead (Weak) battery Tech…

P0287 AUDI Cylinder 9 Contribution Balance

Possible causes – Dirty Fuel Injector 9– Faulty Fuel Injector 9– Plugged Fuel Injector 9– Fuel injector 9 harness is open or shorted– Fuel injector 9 circuit poor electrical connection Tech description Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector. Symptoms – Engine…

P0016 AUDI Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A

Possible causes – Dirty Oil– Engine mechanical problems– Faulty camshaft position sensor– Faulty crankshaft position sensor– Timing belt jumped Symptoms – Engine Light ON (or Service Engine Soon Warning Light) AUDI Related P0016 code 2009 AUDI A4 Electrical System:starter Assembly:solenoid 2009 AUDI A5 Electrical System:starter Assembly:solenoid 2009 AUDI Q5 Electrical System:starter Assembly:solenoid

P0017 AUDI Crankshaft Position Camshaft Position Correlation Bank 1 Sensor B

Possible causes – Dirty Oil– Engine mechanical problems– Faulty camshaft position sensor– Faulty crankshaft position sensor– Timing belt jumped Symptoms – Engine Light ON (or Service Engine Soon Warning Light) AUDI Related P0017 code 2009 AUDI A4 Electrical System:starter Assembly:solenoid 2009 AUDI A5 Electrical System:starter Assembly:solenoid 2009 AUDI Q5 Electrical System:starter Assembly:solenoid