P0563 ACURA 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 likely caused by bad voltage regulator. The voltage regulator is part of the alternator. When is the obd code mean? The P0563 code is detected when the…

P2646 ACURA VTEC Oil Pressure Switch Circuit Low Voltage

Possible causes – Check engine oil level and pressure– Faulty VTEC Oil Pressure Switch– VTEC Oil Pressure Switch harness is open or shorted– VTEC Oil Pressure Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2646 ACURA OBD Code Description The VTEC system activates the rocker arm oil…

P2647 ACURA VTEC Oil Pressure Switch Circuit High Voltage

Possible causes – Check engine oil level and pressure– Faulty VTEC Oil Pressure Switch– VTEC Oil Pressure Switch harness is open or shorted– VTEC Oil Pressure Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2647 ACURA OBD Code Description The VTEC system activates the rocker arm oil…

P0533 ACURA A/C Pressure Sensor Circuit High Voltage

Possible causes – A/C system low or over charge with refrigerant– Faulty A/C refrigerant pressure sensor– Cooling fans in-operative– A/C refrigerant pressure sensor circuit open or shorted– A/C refrigerant pressure sensor circuit poor electrical connection When is the obd code mean? The P0533 code is detected when the signal circuit is too high. Symptoms –…

P1157 ACURA Air/Fuel Ratio Sensor 1 Range/Performance Problem

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1157 ACURA OBD Code Description The Air/Fuel Ratio (A/F) sensor 1 is installed in the exhaust system…

P1158 ACURA Air/Fuel Ratio Sensor 1 AFS- Terminal Low Voltage

Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1158 ACURA OBD Code Description The Air/Fuel Ratio (A/F) sensor 1 is installed in the exhaust system…

P0532 ACURA A/C Pressure Sensor Circuit Low Voltage

Possible causes – A/C system low or over charge with refrigerant– Faulty A/C refrigerant pressure sensor– Cooling fans in-operative– A/C refrigerant pressure sensor circuit open or shorted– A/C refrigerant pressure sensor circuit poor electrical connection When is the obd code mean? The P0532 code is detected when the signal circuit is too low. Symptoms –…