P006B Buick Manifold Absolute Pressure (MAP) Exhaust Pressure Correlation OBD Code: System: Subsystem: P006B Buick – (ASE) Powertrain Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Manifold Absolute Pressure (MAP) Exhaust Pressure Correlation Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar…
Category: Buick
P006B Buick Manifold Absolute Pressure (MAP) Exhaust Pressure Correlation
P006C Buick Manifold Absolute Pressure (MAP) Turbocharger / Supercharger Inlet Pressure Correlation OBD Code: System: Subsystem: P006C Buick – (ASE) Powertrain Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Manifold Absolute Pressure (MAP) Turbocharger / Supercharger Inlet Pressure Correlation Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera…
P006C Buick Manifold Absolute Pressure (MAP) Turbocharger / Supercharger Inlet Pressure Correlation
P006D Buick Barometric Pressure (BARO) Turbocharger / Supercharger Inlet Pressure Correlation OBD Code: System: Subsystem: P006D Buick – (ASE) Powertrain Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Barometric Pressure (BARO) Turbocharger / Supercharger Inlet Pressure Correlation Location: Analysis: Possible Causes: Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…
P006D Buick Barometric Pressure (BARO) Turbocharger / Supercharger Inlet Pressure Correlation
P0070 Buick Ambient Air Temperature Sensor Circuit Possible causes – Faulty ambient air temperature sensor– Ambient air temperature sensor harness is open or shorted– Ambient air temperature sensor circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected an open or short circuit condition on the Ambient Air Temperature…
P0064 Buick HO2S Heater Control Circuit High Bank 2 Sensor 3
P0065 Buick Air Assisted Injector Control Range/Performance Possible causes – Faulty injector control relay– Air assist injector solenoid valve harness open or shorted– Air assist injector solenoid valve poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick…
P0065 Buick Air Assisted Injector Control Range/Performance
P0066 Buick Air Assisted Injector Control Low Input – Short To Ground Possible causes – Faulty injector control relay– Air assist injector solenoid valve harness is open or shorted– Air assist injector solenoid valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Buick Vehicle:Buick Regal – ?Buick Riviera…
P0066 Buick Air Assisted Injector Control Low Input – Short To Ground
P0067 Buick Air Assisted Injector Control Range Input Short To B+ Possible causes – Faulty injector control relay– Air assist injector solenoid valve harness is open or shorted– Air assist injector solenoid valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Buick Vehicle:Buick Regal – ?Buick Riviera –…
P0067 Buick Air Assisted Injector Control Range Input Short To B+
P0068 Buick Manifold Absolute Pressure/Mass Air Flow Sensor – Throttle Position Correlation Possible causes – Faulty Mass Air Flow (MAF) sensor– Large vacuum leak– Leaking air duct system– Mass Air Flow (MAF) poor electrcial connection– Manifold Absolute Pressure (MAP) poor electrcial connection– Faulty Manifold Absolute Pressure (MAP) sensor– TP sensor not seated properly– Faulty Throttle…
P0068 Buick Manifold Absolute Pressure/Mass Air Flow Sensor – Throttle Position Correlation
P0069 Buick Manifold Absolute Pressure/Barometric Pressure Correlation Possible causes – Faulty Barometric Pressure (BARO) sensor– Faulty Manifold Absolute Pressure (MAP) sensor– Manifold Absolute Pressure sensor harness open or shorted to ground– Manifold Absolute Pressure sensor circuit poor electrical connection– Engine mechanical problems What about the obd code? The Engine Control Module (ECM) has detected a…
P0059 Buick HO2S21 Heater Control Circuit Low/High/Heater Resistance
P0060 Buick HO2S22 Heater Control Circuit Low/High/Heater Resistance Possible causes – Faulty heated oxygen sensor– Heated oxygen sensor harness open or shorted– Heated oxygen sensor circuit poor connection– Faulty heated oxygen sensor relay– Faulty Engine Control Module (ECM) What about the obd code? Heater current requirements too low or high in the heated oxygen sensor…
P0060 Buick HO2S22 Heater Control Circuit Low/High/Heater Resistance
P0061 Buick HO2S Heater Resistance Bank 2 Sensor 3 Possible causes – Faulty heated oxygen sensor– Heated oxygen sensor harness open or shorted– Heated oxygen sensor circuit poor connection What about the obd code? Heater current requirements too low or high in the heated oxygen sensor (HO2S) heater control circuit Symptoms – Engine Light ON…
P0061 Buick HO2S Heater Resistance Bank 2 Sensor 3
P0062 Buick HO2S Heater Control Circuit Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 circuit…
P0062 Buick HO2S Heater Control Circuit Bank 2 Sensor 3
P0063 Buick HO2S Heater Control Circuit Low Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3…
P0063 Buick HO2S Heater Control Circuit Low Bank 2 Sensor 3
P0064 Buick HO2S Heater Control Circuit High Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 3…
P0054 Buick HO2S Heater Resistance Bank 1 Sensor 2
P0055 Buick HO2S Heater Resistance Bank 1 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 3– Heated Oxygen Sensor Bank 1 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 3 circuit poor electrical connection What about the obd code? Heater current requirements too low or high…
P0055 Buick HO2S Heater Resistance Bank 1 Sensor 3
P0056 Buick HO2S Heater Control Circuit Bank 2 Sensor 2 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit…
P0056 Buick HO2S Heater Control Circuit Bank 2 Sensor 2
P0057 Buick HO2S22 Heater Control Circuit Low Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit fuse– Faulty Engine…
P0057 Buick HO2S22 Heater Control Circuit Low
P0058 Buick HO2S22 Heater Control Circuit High Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit fuse– Faulty Engine…
P0058 Buick HO2S22 Heater Control Circuit High
P0059 Buick HO2S21 Heater Control Circuit Low/High/Heater Resistance Possible causes – Faulty heated oxygen sensor– Heated oxygen sensor harness open or shorted– Heated oxygen sensor circuit poor connection What about the obd code? Heater current requirements too low or high in the heated oxygen sensor (HO2S) heater control circuit Symptoms – Engine Light ON (or…
P0053 Buick HO2S Heater Resistance Bank 1 Sensor 1
P0054 Buick HO2S Heater Resistance Bank 1 Sensor 2 Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 2– Heated Oxygen Sensor Bank 1 Sensor 2 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0054…