Category: Cadillac

P0558 Cadillac Brake Booster Pressure Sensor Circuit High Voltage Possible causes – Faulty Brake Booster Pressure Sensor– Brake Booster Pressure Sensor harness is open or shorted– Brake Booster Pressure Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0558 Cadillac Description Brake booster pressure sensor is connected to…

P0559 Cadillac Brake Booster Pressure Sensor Circuit Intermittent Possible causes – Faulty Brake Booster Pressure Sensor– Brake Booster Pressure Sensor harness is open or shorted– Brake Booster Pressure Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0559 Cadillac Description Brake booster pressure sensor is connected to brake…

P0560 Cadillac ECM Power Source Circuit Unexpected Voltage Possible causes – Low battery charge– Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Start by recharging or replacing the battery. What about the obd code? The P0560 Cadillac code is detected when the Engine Control Module…

P0552 Cadillac Power Steering Pressure Sensor Circuit Low Input Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection What about the obd code? A low voltage from the Power Steering Pressure Sensor is sent to Engine Control Module (ECM)….

P0553 Cadillac Power Steering Pressure Sensor Circuit High Input Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection What about the obd code? A low voltage from the Power Steering Pressure Sensor is sent to Engine Control Module (ECM)….

P0554 Cadillac Power Steering Pressure Sensor Circuit Intermittent Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection What about the obd code? An intermittent voltage from the Power Steering Pressure Sensor is sent to Engine Control Module (ECM). Symptoms…

P0555 Cadillac Brake Booster Pressure Sensor Circuit Possible causes – Faulty Brake Booster Pressure Sensor– Brake Booster Pressure Sensor harness is open or shorted– Brake Booster Pressure Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0555 Cadillac Description Brake booster pressure sensor is connected to brake booster…

P0556 Cadillac Brake Booster Pressure Sensor Circuit Range/Performance Possible causes – Faulty Brake Booster Pressure Sensor– Brake Booster Pressure Sensor harness is open or shorted– Brake Booster Pressure Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0556 Cadillac Description Brake booster pressure sensor is connected to brake…

P0551 Cadillac Power Steering Pressure Sensor Circuit Range/Performance Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection What about the obd code? An out of range voltage from the Power Steering Pressure Sensor is sent to Engine Control Module…

P0547 Cadillac Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1 Possible causes – Faulty Exhaust Gas Temperature Sensor– Exhaust Gas Temperature Sensor harness is open or shorted– Exhaust Gas Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe ,…

P0548 Cadillac Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 1 Possible causes – Faulty Exhaust Gas Temperature Sensor– Exhaust Gas Temperature Sensor harness is open or shorted– Exhaust Gas Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe…

P0549 Cadillac Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 1 Possible causes – Faulty Exhaust Gas Temperature Sensor– Exhaust Gas Temperature Sensor harness is open or shorted– Exhaust Gas Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe…

P0550 Cadillac Power Steering Pressure Sensor Circuit Malfunction Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection What about the obd code? An excessively low or high voltage from the Power Steering Pressure Sensor is sent to Engine Control…

P0542 Cadillac Intake Air Heater Relay 1 High Possible causes – Faulty Intake Air Heater Relay– Intake Air Heater Relay harness is open or shorted– Intake Air Heater Relay circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) sends a bias voltage on diagnostic circuits one and two. If this…

P0543 Cadillac Intake Air Heater Incorrect Voltage Possible causes – Faulty Intake Air Heater relay– Faulty Intake Air Heater– Intake Air Heater harness is open or shorted– Intake Air Heater circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) sends a bias voltage on diagnostic circuits one and two. If…

P0544 Cadillac Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 1 Possible causes – Faulty Turbocharger Intake Temperature Sensor– Turbocharger Intake Temperature Sensor harness is open or shorted– Turbocharger Intake Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe ,…

P0545 Cadillac Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 1 Possible causes – Faulty Exhaust Gas Temperature Sensor– Exhaust Gas Temperature Sensor harness is open or shorted– Exhaust Gas Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe…

P0546 Cadillac Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 1 Possible causes – Faulty Exhaust Gas Temperature Sensor– Exhaust Gas Temperature Sensor harness is open or shorted– Exhaust Gas Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe…