What are the p1148 and p0031 codes?
Last night, I got the code reader out and got 2 codes (P1148 and P0031). P1148 is a Closed Loop Control Function in Bank 1. I would Imagine these two are related.
What does the p1148 Nissan ECM code mean?
P1148 NISSAN Meaning. The Engine Control Module (ECM) performs ON/OFF duty control of the Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 heater corresponding to the engine operating condition to keep the temperature of Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 element at the specified range.
What is the p1148 function in bank 1?
P1148 is a Closed Loop Control Function in Bank 1. I would Imagine these two are related. I did book an appointment at Nissan, for Friday, before I had access to a code reader, But I would like to try and do it on my own if it were possible. I would imagine I need to replace the Heated Oxygen Sensor. Your input would be greatly appreciated!
What does a deviation from the p1148 mean?
Provided that all the above conditions are met, this deviation can indicate either a lean -, or rich running condition, depending on operating conditions such as engine load and speed.
How much does it cost to diagnose the p1148 Nissan code?
Cost of diagnosing the P1148 NISSAN code Labor: 1.0 The cost of diagnosing the P1148 NISSAN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour. When is the P1148 NISSAN code detected?
What can cause a p1148 to go bad?
There are far too many possible causes of P1148 to list them all here, but as a general rule, problems such as damaged, burnt, shorted, disconnected, or corroded wiring and connectors form the bulk of possible causes. Other possibilities could include-. Defective air/fuel ratio sensors.
When does the PCM set the code p1148?
When this happens, the PCM sets code P1148, and illuminates a warning light. Note that on Nissan/Infiniti applications, this code is set on the first fault cycle.
Provided that all the above conditions are met, this deviation can indicate either a lean -, or rich running condition, depending on operating conditions such as engine load and speed.