Category: OBDii Powertrain Codes

P0570 Cruise Control Accel Signal Malfunction Possible causes – Faulty Cruise Control Accel Switch– Cruise Control Accel Switch harness is open or shorted– Cruise Control Accel Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Accel Switch Symptoms – Engine Light…

P0571 Brake Light Switch Plausibility Possible causes – Faulty Brake Switch– Misadjusted brake switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection What about the obd code? The P0571 codes is set when the stop light switch does not turn off even once the vehicle is driven. Symptoms – Engine…

P0572 Cruise Control/Brake Switch A Circuit Low Possible causes – Faulty Brake Switch– Misadjusted brake switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection What about the obd code? The P0572 codes is set when the stop light switch signal is too low. Symptoms – Engine Light ON (or Service…

P0573 Cruise Control/Brake Switch A Circuit High Possible causes – Faulty Brake Switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection What about the obd code? The P0573 codes is set when the stop light switch signal is too high. Symptoms – Engine Light ON (or Service Engine Soon Warning…

P0574 Cruise Control System Vehicle Speed Too high Possible causes – Faulty vehicle speed signal– Vehicle overspeed condition What about the obd code? The P0574 codes is set when there is a malfunction with the cruise control system, Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Cruise control system inoperative

P0575 Cruise Control Input Circuit Possible causes – Faulty Cruise Control– Cruise Control harness is open or shorted– Cruise Control circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Cruise control system inoperative

P0576 Cruise Control Input Circuit Low Possible causes – Faulty Cruise Control Function Switch– Cruise Control Function Switch harness is open or shorted– Cruise Control Function Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Cruise control system inoperative

P0577 Cruise Control Input Circuit High Possible causes – Faulty Cruise Control Function Switch– Cruise Control Function Switch harness is open or shorted– Cruise Control Function Switch circuit poor electrical connection What about the obd code? The P0577 codes is set when there is a malfunction with the cruise control system. Symptoms – Engine Light…

P0564 Cruise Control Multi-Function Input A Circuit Possible causes – Faulty Cruise Control Multi-Function– Faulty Cruise Control Multi-Function harness is open or shorted– Faulty Cruise Control Multi-Function circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the cruise control switch circuit Symptoms – Engine Light…

P0565 Cruise Control On Signal Possible causes – Faulty Cruise Control Switch– Cruise Control Switch harness is open or shorted– Cruise Control Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the cruise control switch circuit Symptoms – Engine Light ON (or Service Engine…

P0566 Cruise Control Cancel Signal Possible causes – Faulty Cruise Control Switch– Cruise Control Switch harness is open or shorted– Cruise Control Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the cruise control off switch circuit Symptoms – Engine Light ON (or Service…

P0567 Cruise Control Resume Signal Malfunction Possible causes – Faulty Cruise Control Resume Switch– Cruise Control Resume Switch harness is open or shorted– Cruise Control Resume Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Resume Switch Symptoms – Engine Light…

P0568 Cruise Control Set Signal Malfunction Possible causes – Faulty Cruise Control Set Switch– Cruise Control Set Switch harness is open or shorted– Cruise Control Set Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Set Switch Symptoms – Engine Light…

P0569 Cruise Control Coast Signal Malfunction Possible causes – Faulty Cruise Control Coast Switch– Cruise Control Coast Switch harness is open or shorted– Cruise Control Coast Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Coast Switch Symptoms – Engine Light…

P0563 System Voltage High Possible causes – Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Higher than expected voltage problems are most Possible Causesd by bad voltage regulator. The voltage regulator is part of the alternator. What about the obd code? The P0563 code is…

P0554 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 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 Description Brake booster pressure sensor is connected to brake booster by a…

P0556 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 Description Brake booster pressure sensor is connected to brake booster by…