What is the OBD 2 fault code p1148?
OBD II fault code P1148 is a manufacturer specific code that is defined by car makers Nissan and Infinity as “Closed Loop Control Function Bank 1”, and on these applications, code P1148 is set when the PCM (Powertrain Control Module) detects a condition relating to an air/fuel ratio sensor that prevents it (the PCM) from entering closed loop …
When to set code p1148 on Nissan Altima?
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. The image below shows one example of an air/fuel ratio sensor that is suitable for use on a late model Nissan Altima.
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.
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.
OBD II fault code P1148 is a manufacturer specific code that is defined by car makers Nissan and Infinity as “Closed Loop Control Function Bank 1”, and on these applications, code P1148 is set when the PCM (Powertrain Control Module) detects a condition relating to an air/fuel ratio sensor that prevents it (the PCM) from entering closed loop
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.
How much does it cost to repair a p1148 Nissan?
The cost of diagnosing the P1148 NISSAN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour. When is the P1148 NISSAN code detected?
What does closed loop control function p1148 mean?
The closed loop control function for bank 1 does not operate even when vehicle is driving in the specified condition, the closed loop control function for bank 2 does not operate even when vehicle is driving in the specified condition. P1148 NISSAN Possible Symptoms Engine Light ON (or Service Engine Soon Warning Light) P1148 NISSAN Meaning
How to read a malfunction code on Infiniti?
Wait two seconds, then rotate switch to full counterclockwise position. A malfunction code can be read as the long (0.6 second) blink, indicating the first digit of a two digit number and the short (0.3 second) blink, indicating the second digit.
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.
The closed loop control function for bank 1 does not operate even when vehicle is driving in the specified condition, the closed loop control function for bank 2 does not operate even when vehicle is driving in the specified condition. P1148 NISSAN Possible Symptoms Engine Light ON (or Service Engine Soon Warning Light) P1148 NISSAN Meaning
How much does it cost to diagnose 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 widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour. When is the P1148 NISSAN code detected?
Wait two seconds, then rotate switch to full counterclockwise position. A malfunction code can be read as the long (0.6 second) blink, indicating the first digit of a two digit number and the short (0.3 second) blink, indicating the second digit.
Where is the diagnostic mode switch on Infiniti?
A second, though more time consuming method of clearing Codes involves using a small screwdriver to turn the diagnostic mode selector switch, located on the side of the ECM/ECU, fully clockwise. After waiting two seconds, rotate the switch to the full counterclockwise position.
How to diagnose the P0420 OBD2 trouble code?
How to Diagnose the P0420 Code 1 Connect an OBD2 Scanner and look for related trouble codes. 2 Check the live data to see the front and read O2 sensor signals. 3 Heat the engine and check the temperature at the front of the catalytic converter and then in the rear.
How can I fix the P0420 code on my catalytic converter?
To fix the P0420 code, you need to diagnose what is causing the trouble code. Start with inspecting and diagnosing your catalytic converter and continue with checking the O2 sensors. What can cause a P0420 code? A bad catalytic converter is the most common cause of the p0420 code.
To fix the P0420 code, you need to diagnose what is causing the trouble code. Start with inspecting and diagnosing your catalytic converter and continue with checking the O2 sensors. What can cause a P0420 code? A bad catalytic converter is the most common cause of the p0420 code.
Why is there an OBD2 code on my catalytic converter?
As you can see there are quite a few issues that could cause the P0420 code to be stored by the ECU. It is worth taking the time to check them out thoroughly before you replace the catalytic converter. This P0420 obd2 code indicates that there is a problem with the catalytic converter, oxygen sensors or both.
What is the p1148 code on my Murano?
I have a p1148 and p1168 code on my 2009 Nissan Murano and… I have a p1148… I have a p1148 and p1168 code on my 2009 Nissan Murano and don’t know where the sensors are located Mechanic’s Assistant: Which particular sensor are you asking about? And have any trouble codes been triggered? Mechanic’s Assistant: Are you fixing your Murano yourself?
What does the P1168 code on a Nissan mean?
P1168 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.
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. The image below shows one example of an air/fuel ratio sensor that is suitable for use on a late model Nissan Altima.
I have a p1148 and p1168 code on my 2009 Nissan Murano and… I have a p1148… I have a p1148 and p1168 code on my 2009 Nissan Murano and don’t know where the sensors are located Mechanic’s Assistant: Which particular sensor are you asking about? And have any trouble codes been triggered? Mechanic’s Assistant: Are you fixing your Murano yourself?
What causes a Nissan P1168 to malfunction?
P1168 NISSAN Possible Causes For Models 2005 and up: Faulty Air Fuel Ratio Sensor 1 Bank 2 Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted Air Fuel Ratio Sensor 1 Bank 2 circuit poor electrical connection For Models before 2005: Faulty Heated Oxygen Sensor 1 Bank 2 Heated Oxygen Sensor 1 Bank 2 harness is open or shorted
How to fix P1168 Nissan closed loop control function Bank 2?
How do I fix code P1168 NISSAN? Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. How much do you know about cars? What does this mean?
The cost of diagnosing the P1148 NISSAN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour. When is the P1148 NISSAN code detected?
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!
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!
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.