What is code P1102?
What is code P1102?
P1102 is a diagnostic trouble code (DTC) for “Mass Airflow Sensor in Range But Lower Than Expected”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
How do you test a mass air flow sensor on a Nissan?
How to Test the Mass Air Flow Sensor in a Nissan Truck
- Locate the MAF sensor.
- Set a voltmeter to volts.
- Have your assistant push hard on the gas pedal then release it.
- Turn off the engine.
- Start the vehicle again.
What code is 1148?
1148. If charged with a felony the defendant must, before the verdict is received, appear in person, unless, after the exercise of reasonable diligence to procure the presence of the defendant, the court shall find that it will be in the interest of justice that the verdict be received in his absence.
What is closed loop B1?
CLOSED LOOP-B1 (CLOSED LOOP-B1) The closed loop control function does not operate even when vehicle is being driven in the specified condition. POSSIBLE CAUSE. Harness or connectors (A/F sensor 1 circuit is open or shorted.)
How do I fix code P1101?
What repairs can fix the P1101 code?
- Replace or repair any faulty, damaged, or loose wiring, connectors, or components within the MAF sensor harness.
- Clean or replace the air filter if it is dirty.
- Clean the MAF sensor with specialized cleaner.
- Repair any leaks within the vacuum system.
What is an air fuel ratio sensor?
The air fuel ratio sensor is typically in the exhaust manifold or in the front exhaust pipe. It measures the oxygen in the exhaust and sends that information to the ECU. The ECU, based on the air-to-fuel ratio, adjusts the blend to keep it at the prime level. This level is generally 14.7:1.
What is code P0031 mean?
The P0031 code is a result of the bank 1 HO2S1 (pre catalytic converter heated oxygen sensor) heating element having low voltage. Heated O2 sensors have a seperate heater inside the sensor to get them to operating temperature quickly. If this code is set, the oxygen sensor heater is not working.
What does code p1148 on OBD 2 mean?
What Does Code P1148 Mean? 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)
What does p1148 mean on a Nissan Leaf?
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.
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 are symptoms of Nissan OBDII engine light not working?
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. Possible symptoms. P1148 Nissan Description.