What causes a P1151 code?

What Is a Ford Trouble Code P1151? This trouble code is signaled by your heated exhaust oxygen sensor, or HO2S. This sensor is used to test the amount of oxygen to ensure an accurate air/fuel ratio. A failed test means there isn’t enough air mixing with your fuel.

What does lack of H02S21 mean?

P1151 – Lack of H02S21 Switch – Sensor Indicates Lean. Fuel Injectors Malfunction. 0xygen Sensor Failure. Exhaust Leak. EGR Failure.

What is P1151?

Error Code P1151 is defined as Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Lean Bank 2. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes. Rather, it applies exclusively to Ford vehicles.

What does engine code P1150 mean?

Error Code P1150 is defined as Air/Fuel Ratio Sensor Circuit Range/Performance Malfunction Bank 2 Sensor 1. This error code is a generic trouble code, meaning it applies to all vehicles equipped with OBD-II system or vehicles made since 1996 up to present.

How do I fix code p0316?

Clear any clogs from the catalytic converter. Repair or replace any damaged or defective camshaft position sensors and related components. Reset, repair, or replace a damaged or defective ECM (rare) Clear all codes, test-drive the vehicle, and rescan to see if any codes reappear.

What is ho2s?

The Oxygen(O2) Sensor is installed in the exhaust system to determine the amount of oxygen left in the exhaust stream after combustion. This is used by the ECU to determine if more or less fuel (longer or shorter injector duration) is need to achieve optimum air/fuel ratios.

Which side is Bank 2 on a Ford?

Left and right, according to Ford protocol, is based upon being seated in the driver’s seat, not standing in front of the bumper like a monkey trying to do arithmetic. The passenger side is bank #1 because thats where the #1 plug is. On Fords and most imports, Bank#1 is the passenger side, bank#2 is the driver side.

What does a Ford trouble code p1151 mean?

What is the p1151 Ford heated oxygen sensor?

P1151 Ford Description. The Heated Oxygen Sensor (HO2S) Monitor is an on-board strategy designed to monitor the HO2S sensors for a malfunction or deterioration that can affect emissions.

What causes a ho2s reading of p1151?

Any other these would result in an incorrect HO2S reading and trouble code P1151. The next system to check is your fuel system. Leaking fuel injectors, low fuel, or too much fuel pressure could all result in this trouble code.