What does the p0171 code on a jeep mean?
P0171 JEEP Tech Notes If the P0171 is combined with the P0174 code, it’s very likely that the problem is caused by an intake leak. If there are no intake leaks, the next step is to replace the air filter and clean the air flow meter. If the problem persistss the front oxygen (O2) sensor may need to be replaced.
What does code p0171-system too lean mean?
Code P0171 – System Too Lean: Symptoms, causes, common problems, diagnostic. The OBDII trouble code P0171 – System Too Lean (Bank 1) means that the engine air-fuel mixture is too lean, or there is too much air and too little fuel.
What causes the p0171 code on a Ford TSB?
Another Ford TSB for a number of late 90-s Ford vehicles describes a problem with MAF sensor contamination where both codes, P0171 and P0174 would appear together. Problems with the mass air flow (MAF) sensor causing the code P0171 are fairly common in many vehicles.
What does p0171 mean on a fuel mixture?
If it’s a short-term lean mixture the fuel mixture is often very lean. If it’s a long-term mixture, it can register the code because of a small notice of lean mixture over time. The P0171 code means that the front O2 sensors have recognized a lean mixture. The front O2 sensors are adjusting the fuel mixture that is coming out from the engine.
What causes the p0171 code on a Jeep Grand Cherokee?
The P0171 code on a Jeep Grand Cherokee will often be thrown if the fuel injection system is not operating properly. Typically the code will be triggered by a lean condition in the engine.
Code P0171 – System Too Lean: Symptoms, causes, common problems, diagnostic. The OBDII trouble code P0171 – System Too Lean (Bank 1) means that the engine air-fuel mixture is too lean, or there is too much air and too little fuel.
What is the trouble code on a Jeep Grand Cherokee?
One of the most common trouble codes with the Jeep Grand Cherokee is the P0171 code. This code number references a number that is given to you when you plug your car into a OBDII scanner. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common. P0171 is an OBDII trouble code. The code technically stands for:
How much does it cost to repair a p0171 Jeep?
The cost of diagnosing the P0171 JEEP code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.