P1152 Citroen Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 Citroen Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…

P1152 Chrysler Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 Chrysler Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…

P1152 Chevrolet Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 Chevrolet Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…

P1152 Cadillac Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 Cadillac Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…

P1152 BMW Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 BMW Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…

P1152 Audi Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 Audi Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…

P1152 Acura Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2

P1152 Acura Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Rich Bank 2 Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1152…