AutoCodes – Generic – P116E

P116E Code - Air Mass Flow Sensor Signal Electrical

Quick Answer

The Engine Control Module (ECM) monitors the Air Mass Flow Sensor. Common causes include Faulty Air Mass Flow Sensor, Air Mass Flow Sensor harness is open or shorted, Air Mass Flow Sensor circuit poor electrical connection. 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: P116E indicates Air Mass Flow Sensor Signal Electrical.
Common causes: Common causes include Faulty Air Mass Flow Sensor, Air Mass Flow Sensor harness is open or shorted, Air Mass Flow Sensor circuit poor electrical connection.
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.

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Code Popularity 10,091

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 26, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P116E Description

The Engine Control Module (ECM) monitors the Air Mass Flow Sensor. The ECM sets the OBDII code when the Air Mass Flow Sensor is no factory specifications.

OBDII Code P116E - Air Mass Flow Sensor Signal Electrical - AutoCodes.com — P116E Code - Air Mass Flow Sensor Signal Electrical

What does this mean?

What are the Possible Causes of the DTC P116E?

Faulty Air Mass Flow Sensor
Air Mass Flow Sensor harness is open or shorted
Air Mass Flow Sensor circuit poor electrical connection

How to Fix the DTC P116E?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P116E 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 P116E code?

Need more information on how to fix the P116E code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P116E code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P116E BMW — Air Mass Flow Sensor Signal Electrical
P116E Buick — O2 Pump Current Control Circuit Low Voltage (NOx Sensor 1)
P116E Cadillac — O2 Pump Current Control Circuit Low Voltage (NOx Sensor 1)
P116E Chevrolet — O2 Pump Current Control Circuit Low Voltage (NOx Sensor 1)
P116E GMC — O2 Pump Current Control Circuit Low Voltage (NOx Sensor 1)
P116E MINI — Air Mass Flow Sensor Signal Electrical

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P116E Code

1. What are the common symptoms of OBDII code P116E (Air Mass Flow Sensor Signal Electrical)?

- Common symptoms include poor engine performance, reduced fuel efficiency, rough idling, and potential stalling.

2. What are the possible causes of OBDII code P116E?

- The code P116E can be triggered by issues such as a faulty air mass flow sensor, wiring problems, or a defective engine control module (ECM).

3. How can I diagnose the cause of OBDII code P116E?

- To diagnose the cause of P116E, you can perform a visual inspection of the sensor and its wiring, conduct a voltage test on the sensor, and use a professional OBDII scanner for further analysis.

4. Can a dirty air filter trigger OBDII code P116E?

- Yes, a dirty air filter can impact the performance of the air mass flow sensor and potentially trigger code P116E. It is recommended to check and replace the air filter if needed.

5. What is the recommended repair for OBDII code P116E?

- The recommended repair for code P116E is to address the root cause, which may involve replacing the air mass flow sensor, repairing damaged wiring, or reprogramming the ECM.

6. Can driving with OBDII code P116E cause further damage to the vehicle?

- Continuing to drive with code P116E may lead to decreased fuel efficiency, engine performance issues, and potential damage to other engine components over time. It is advised to address the issue promptly.

7. Is it safe to reset the OBDII code P116E without fixing the underlying problem?

- Resetting the code without addressing the underlying issue will only temporarily clear the warning light. It is essential to diagnose and repair the root cause to prevent further issues.

8. How much does it typically cost to repair OBDII code P116E?

- The cost of repairing code P116E can vary depending on the cause of the issue, the labor rates in your area, and the specific parts needed. It is advisable to consult a professional mechanic for a precise estimate.

9. Can a DIY enthusiast fix OBDII code P116E at home?

- Depending on your skills and knowledge, you may be able to address code P116E at home by following diagnostic procedures and replacing components like the air mass flow sensor. However, it is recommended to seek professional guidance if needed.

10. Are there any preventive measures to avoid OBDII code P116E in the future?

- To prevent OBDII code P116E, it is advisable to perform regular maintenance on your vehicle, including air filter replacements, sensor inspections, and timely repairs of any related issues.