Category: BMW

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,…

P0379 BMW Timing Reference High Resolution Signal B No Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? There are no high resolution pulses from the optical sensor…

P0380 BMW Glow Plug/Heater Circuit A Malfunction Possible causes – Faulty Glow Plug– Glow Plug harness is open or shorted– Glow Plug circuit poor electrical connection What about the obd code? – The glow plugs are commanded OFF and the glow plug feedback is more than 2 volts. or– The glow plugs are commanded on…

P0381 BMW Glow Plug/Heater Indicator Circuit Malfunction Possible causes – Faulty Glow Plug– Glow Plug harness is open or shorted– Glow Plug circuit poor electrical connection What about the obd code? – The glow plugs are commanded OFF and the glow plug feedback is more than 2 volts. or– The glow plugs are commanded on…

P0382 BMW Glow Plug/Heater Circuit B Malfunction Possible causes – Faulty Glow Plug– Glow Plug harness is open or shorted– Glow Plug circuit poor electrical connection What about the obd code? – The glow plugs are commanded OFF and the glow plug feedback is more than 2 volts. or– The glow plugs are commanded on…

P0383 BMW Glow Plug Control Module Circuit Low 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 P0383 BMW Description The glow plug system is used to…

P0375 BMW Timing Reference High Resolution Signal B Malfunction Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? Some high resolution pulses are missing from the optical sensor to…

P0376 BMW Timing Reference High Resolution Signal B Too Many Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? There are too many high resolution pulses from the…

P0377 BMW Timing Reference High Resolution Signal B Too Few Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? Some high resolution pulses are missing from the optical…

P0378 BMW Timing Reference High Resolution Signal B Intermittent/Erratic Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? Some high resolution pulses are intermittent from the optical sensor…

P0370 BMW Timing Reference High Resolution Signal A Malfunction Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? A number of high resolution pulses missing per every 8 cam…

P0371 BMW Timing Reference High Resolution Signal A Too Many Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? There are too many high resolution pulses from the…

P0372 BMW Timing Reference High Resolution Signal A Too Few Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? Some high resolution pulses are missing from the optical…

P0373 BMW Timing Reference High Resolution Signal A Intermittent/Erratic Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? Some high resolution pulses are intermittent from the optical sensor…

P0374 BMW Timing Reference High Resolution Signal A No Pulses Possible causes – Timing Reference Optical Sensor harness is open or shorted– Timing Reference Optical Sensor circuit poor electrical connection– Faulty Timing Reference Optical Sensor– Damaged Powertrain Control Module (PCM) What about the obd code? There are no high resolution pulses from the optical sensor…

P0368 BMW Camshaft Position Sensor B Circuit High Bank 1 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 What about the obd code? The camshaft position sensor signal sent to the Engine…

P0369 BMW Camshaft Position Sensor B Circuit Intermittent 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 What about the obd code? The camshaft position sensor signal sent to the Engine Control Module(ECM)…

P0365 BMW Camshaft Position Sensor B Circuit Bank 1 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 What about the obd code? The camshaft position sensor signal is not detected by the…

P0366 BMW Camshaft Position Sensor B Circuit Range/Performance Bank 1 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 What about the obd code? The camshaft position sensor signal sent to the Engine…

P0367 BMW Camshaft Position Sensor B Circuit Low Bank 1 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 What about the obd code? The camshaft position sensor signal is sent the Engine…