Category: BMW

P0409 BMW Exhaust Gas Recirculation (EGR) (Sensor A) Circuit Malfunction OBD Code: System: Subsystem:  P0409 BMW – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) (Sensor A) Circuit Malfunction Location: Analysis: Possible Causes:  Sensor A  Circuit Malfunction   Tech description: BMW Vehicle:BMW F650GS,BMW F800S,BMW F800ST,BMW G450X,BMW G650 Xmoto,BMW R1200GS,BMW R1200R,BMW R1200RT,BMW R1200S,BMW…

P0407 BMW Exhaust Gas Recirculation Sensor B Circuit Low 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 What about the obd code? An improper voltage signal is sent to ECM…

P0402 BMW 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 What about the obd code? High Exhaust Gas Recirculation (EGR) flow control…

P0403 BMW Exhaust Gas Recirculation Control Circuit Possible causes – Faulty 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 What about the obd code? An improper voltage signal is sent to ECM through the…

P0404 BMW 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 What about the obd code? An improper voltage signal is sent to ECM through the…

P0405 BMW Exhaust Gas Recirculation Position Sensor Circuit Low Voltage Possible causes – Faulty 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 What about the obd code? An improper voltage signal is sent to…

P0406 BMW Exhaust Gas Recirculation Temperature Sensor Circuit High Input Possible causes – EGR Valve clogged, dirty or leaky– EGR valve damaged/defective– EGR volume control solenoid valve– EGR temperature sensor and circuit– EGR volume control solenoid valve harness is open or shorted– EGR volume control solenoid valve circuit poor electrical connection What about the obd…

P0393 BMW Camshaft Position Sensor B Circuit High Bank 2 Possible causes – Faulty Camshaft Position Sensor– Camshaft Position Sensor harness is open or shorted– Camshaft Position Sensor circuit poor electrical connection– Faulty starter motor– Starting system circuit– Dead (Weak) battery Tech description Sometimes and in some models, low battery voltage or a weak starter…

P0394 BMW Camshaft Position Sensor B Circuit Intermittent Bank 2 Possible causes – Faulty Camshaft Position Sensor– Camshaft Position Sensor harness is open or shorted– Camshaft Position Sensor circuit poor electrical connection– Faulty starter motor– Starting system circuit– Dead (Weak) battery Tech description Sometimes and in some models, low battery voltage or a weak starter…

P0400 BMW 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…

P0401 BMW Exhaust Gas Recirculation Flow Insufficient Detected Possible causes – EGR solenoid valve harness is open or shorted– EGR solenoid valve circuit poor electrical connection– EGR volume control valve stuck closed– Dead (Weak) battery– Faulty EGR temperature sensor and circuit– Faulty EGR Valve– EGR passage clogged– Exhaust gas leaks Tech description EGR flow malfunction…

P0388 BMW Crankshaft Position Sensor B Circuit High Input Possible causes – Faulty crankshaft position sensor– Crankshaft position sensor harness is open or shorted– Crankshaft position sensor circuit poor electrical connection– Signal plate may be damage– Starter motor may be faulty– Starting system circuit– Dead or weak battery Tech description Sometimes and in some models,…

P0389 BMW Crankshaft Position Sensor B Circuit Intermittent Possible causes – Faulty crankshaft position sensor– Crankshaft position sensor harness is open or shorted– Crankshaft position sensor circuit poor electrical connection– Signal plate may be damage– Starter motor may be faulty– Starting system circuit– Dead or weak battery Tech description Sometimes and in some models, low…

P0390 BMW Camshaft Position Sensor B Circuit Bank 2 Possible causes – Faulty Camshaft Position Sensor– Camshaft Position Sensor harness is open or shorted– Camshaft Position Sensor circuit poor electrical connection– Faulty starter motor– Starting system circuit– Dead (Weak) battery Tech description Sometimes and in some models, low battery voltage or a weak starter can…

P0391 BMW Camshaft Position Sensor B Circuit Range/Performance Bank 2 Possible causes – Faulty Camshaft Position Sensor– Camshaft Position Sensor harness is open or shorted– Camshaft Position Sensor circuit poor electrical connection– Faulty starter motor– Starting system circuit– Dead (Weak) battery Tech description Sometimes and in some models, low battery voltage or a weak starter…

P0392 BMW Camshaft Position Sensor B Circuit Low Bank 2 Possible causes – Faulty Camshaft Position Sensor– Camshaft Position Sensor harness is open or shorted– Camshaft Position Sensor circuit poor electrical connection– Faulty starter motor– Starting system circuit– Dead (Weak) battery Tech description Sometimes and in some models, low battery voltage or a weak starter…

P0387 BMW Crankshaft Position Sensor B Circuit Low Input Possible causes – Faulty crankshaft position sensor– Crankshaft position sensor harness is open or shorted– Crankshaft position sensor circuit poor electrical connection– Signal plate may be damage– Starter motor may be faulty– Starting system circuit– Dead or weak battery Tech description Sometimes and in some models,…

P0384 BMW Glow Plug Control Module Circuit High Possible causes – Faulty Glow Plug– Glow Plug harness is open or shorted– Glow Plug circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– The engine may be harder to start P0384 BMW Description The glow plug system is used to…

P0385 BMW Crankshaft Position Sensor B Circuit Possible causes – Faulty crankshaft position sensor– Crankshaft position sensor harness is open or shorted– Crankshaft position sensor circuit poor electrical connection– Signal plate may be damage– Starter motor may be faulty– Starting system circuit– Dead or weak battery Tech description Sometimes and in some models, low battery…