P0171 2016 Honda CR-V Code - Fuel Injection System Too Lean Bank 1
Quick Answer
The Powertrain Control Module (PCM) detects the oxygen content in the exhaust gas from the Air/Fuel Ratio (A/F) Sensor (Sensor 1) signal voltage, and it uses fuel feedback control to maintain the optimal air/fuel ratio. Common causes include Faulty Fuel Pump, Faulty Fuel Injector, Fuel Pressure Regulator. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0171 2016 Honda CR-V indicates Fuel Injection System Too Lean Bank 1.
- Common causes
- Common causes include Faulty Fuel Pump, Faulty Fuel Injector, Fuel Pressure Regulator.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P0171 2016 Honda CR-V Description
What are the Possible Causes of the DTC P0171 2016 Honda CR-V?
- Faulty Fuel Pump
- Faulty Fuel Injector
- Fuel Pressure Regulator
- Fuel line failure
- Fuel supply system failure
- Faulty Mass Air Flow (MAF) Sensor
- Faulty Manifold Absolute Pressure (MAP) Sensor
- Faulty A/F Sensor (Sensor 1)
- Faulty Secondary HO2S (Sensor 2)
- Vacuum hose mis installed
- Throttle body air leak
- Intake manifold air leak
- Faulty EVAP Canister Purge Valve
How to Fix the DTC P0171 2016 Honda CR-V?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0171 2016 Honda CR-V code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P0171 2016 Honda CR-V code?
Need more information on how to fix the P0171 2016 Honda CR-V code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0171 2016 Honda CR-V code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0171 2016 Honda CR-V Code
1. What are the common symptoms of OBDII code P0171 (Fuel Injection System Too Lean Bank 1) on a 2016 Honda CR-V?
- Common symptoms include rough idling, hesitation or stumbling during acceleration, poor fuel economy, and the illumination of the check engine light.
2. What are the possible causes of OBDII code P0171 on a 2016 Honda CR-V?
- Potential causes may include a vacuum leak, faulty oxygen sensor, clogged fuel filter, malfunctioning mass airflow sensor, or issues with the fuel injectors.
3. How can I diagnose the cause of OBDII code P0171 on my 2016 Honda CR-V?
- Diagnosing the issue may involve performing a visual inspection for damaged hoses, conducting a fuel pressure test, checking for exhaust leaks, inspecting the air intake system, and scanning for additional trouble codes.
4. Can a dirty or clogged air filter trigger OBDII code P0171 on a 2016 Honda CR-V?
- Yes, a dirty or clogged air filter can disrupt the air-fuel mixture and lead to a lean condition, potentially triggering OBDII code P0171 on your Honda CR-V.
5. Is it safe to continue driving my 2016 Honda CR-V with OBDII code P0171 present?
- It is not recommended to drive your vehicle extensively with OBDII code P0171 active, as a lean fuel mixture can lead to engine damage over time. It's best to address the issue promptly.
6. How can I repair OBDII code P0171 on my 2016 Honda CR-V?
- Repair steps may involve replacing a faulty oxygen sensor, fixing vacuum leaks, cleaning or replacing the mass airflow sensor, inspecting and cleaning the fuel injectors, and ensuring the fuel pressure is within specifications.
7. Will resetting the OBDII code P0171 on my 2016 Honda CR-V make the issue go away?
- Simply resetting the code will not fix the underlying problem causing OBDII code P0171. It's important to diagnose and address the root cause to prevent the code from reoccurring.
8. Can extreme weather conditions impact the occurrence of OBDII code P0171 on a 2016 Honda CR-V?
- Yes, extreme weather conditions such as very hot or very cold temperatures can affect the air-fuel mixture and potentially trigger OBDII code P0171 due to the engine's response to these conditions.
9. How much should I expect to pay for professional repairs related to OBDII code P0171 on a 2016 Honda CR-V?
- The cost of repairs for OBDII code P0171 can vary depending on the specific cause and the labor rates in your area. It's advisable to obtain quotes from reputable auto repair shops for an accurate estimate.
10. Can a DIY enthusiast with basic mechanical skills address OBDII code P0171 on a 2016 Honda CR-V?
- Depending on the cause, some DIY enthusiasts with basic mechanical skills may be able to address OBDII code P0171 by following repair guides, using diagnostic tools, and having the necessary replacement parts on hand.
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