Possible causes – Faulty HO2S Bank 1 Sensor 2– HO2S Bank 1 Sensor 2 harness is open or shorted– HO2S Bank 1 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Tag: BMW
P1138 BMW O2 Sensor Heater Circuit Low Voltage Bank 1 Sensor 2
Possible causes – Faulty HO2S Bank 1 Sensor 2– HO2S Bank 1 Sensor 2 harness is open or shorted– HO2S Bank 1 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1139 BMW O2 Sensor Heater Circuit High Voltage Bank 1 Sensor 2
Possible causes – Faulty HO2S Bank 1 Sensor 2– HO2S Bank 1 Sensor 2 harness is open or shorted– HO2S Bank 1 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1506 BMW Idle Speed Control Valve Open Solenoid Control Circuit Signal High
Possible causes – Faulty Idle Air Control (IAC) valve– Idle Air Control (IAC) valve harness is open or shorted– Idle Air Control (IAC) valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0351 BMW Ignition Coil Cylinder 1
Possible causes – Faulty Ignition Coil 1– Ignition Coil 1 harness is open or shorted– Ignition Coil 1 circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? Each ignition circuit is continuously monitored by the Engine Control Module (ECM). The test fails when the ECM does not receive a…
P0352 BMW Ignition Coil Cylinder 2
Possible causes – Faulty Ignition Coil 2– Ignition Coil 2 harness is open or shorted– Ignition Coil 2 circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? Each ignition circuit is continuously monitored by the Engine Control Module (ECM). The test fails when the ECM does not receive a…
P0353 BMW Ignition Coil Cylinder 3
Possible causes – Faulty Ignition Coil 3– Ignition Coil 3 harness is open or shorted– Ignition Coil 3 circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? Each ignition circuit is continuously monitored by the Engine Control Module (ECM). The test fails when the ECM does not receive a…
P0155 BMW O2 Sensor Heater Circuit Bank 2 Sensor 1
Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit fuse– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection – Faulty Engine Control Module (ECM) Tech…
P0050 BMW HO2S 21 Heater Control Circuit
Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 fuse– Faulty Engine Control Module (ECM) Tech description The code means…
P0051 BMW HO2S 21 Heater Control Circuit Low
Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 fuse– Faulty Engine Control Module (ECM) Tech description The code means…