AutoCodes – Ford – B2316 Ford

B2316 Ford Code - Mirror Passenger Vertical Feedback Potentiometer Circuit Failure

Quick Answer

Under normal operation, the exterior mirror control switch receives power and ground from the circuit. Common causes include Faulty Passenger Exterior Mirror, Passenger Exterior Mirror harness is open or shorted, Passenger Exterior Mirror 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
B2316 Ford indicates Mirror Passenger Vertical Feedback Potentiometer Circuit Failure.
Common causes
Common causes include Faulty Passenger Exterior Mirror, Passenger Exterior Mirror harness is open or shorted, Passenger Exterior Mirror 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,518
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 07, 2019
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Code B2316 Ford Description

Under normal operation, the exterior mirror control switch receives power and ground from the circuit. The exterior mirror control switch uses circuits to send input signals to the Driver Door Module (DDM). The DDM controls the Left (LH) exterior mirror motor movement by supplying the appropriate power and ground to circuits. The DDM communicates with the Driver Seat Module (DSM) through the Medium-Speed Controller Area Network (MS-CAN) whenever the DDM receives an input signal from the exterior mirror control switch for the Right (RH) mirror. The DSM controls the RH exterior mirror motor movement by supplying the appropriate power and ground.
The memory mirror system uses feedback potentiometers, located in the LH and RH exterior mirrors, in order to track the movement of the LH and RH exterior mirror motors. The DDM supplies the LH and RH exterior mirror feedback potentiometer reference voltage and ground through circuits. The DDM receives feedback from the LH and RH exterior mirror feedback potentiometer through left/right and up/down circuits.
OBDII Code B2316 Ford - Mirror Passenger Vertical Feedback Potentiometer Circuit Failure - AutoCodes.com
B2316 Ford Code - Mirror Passenger Vertical Feedback Potentiometer Circuit Failure

What are the Possible Causes of the DTC B2316 Ford?

  • Faulty Passenger Exterior Mirror
  • Passenger Exterior Mirror harness is open or shorted
  • Passenger Exterior Mirror circuit poor electrical connection
  • Faulty Passenger Exterior Mirror Control Switch
  • Faulty Driver Door Module (DDM)
  • Faulty Driver Seat Module (DSM)

How to Fix the DTC B2316 Ford?

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 B2316 Ford 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.

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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 B2316 Ford Code

1. What are the common symptoms of OBDII code B2316 Ford?

The common symptoms of B2316 Ford code include erratic movement or failure of the passenger side mirror, inability to adjust the mirror vertically, and a malfunction indicator light (MIL) illuminated on the dashboard.

2. What causes the B2316 Ford code to be triggered?

The B2316 Ford code is typically triggered by a failure in the vertical feedback potentiometer circuit of the passenger side mirror. This failure can be due to wiring issues, a faulty potentiometer, or a malfunction in the mirror control module.

3. How can I diagnose the B2316 Ford code?

Diagnosing the B2316 Ford code involves using a diagnostic scanner to retrieve the code, inspecting the wiring and connectors related to the passenger side mirror, testing the potentiometer for proper function, and checking for any loose connections or damage.

4. Can I still drive my vehicle with the B2316 Ford code present?

It is generally safe to drive your vehicle with the B2316 Ford code present, but it is recommended to address the issue promptly to ensure proper functionality of the passenger side mirror and to prevent further damage to the mirror control system.

5. How can I repair the B2316 Ford code?

Repairing the B2316 Ford code may involve replacing the vertical feedback potentiometer in the passenger side mirror, repairing any damaged wiring or connectors, or resetting the mirror control module to clear the code.

6. Will resetting the system clear the B2316 Ford code?

Resetting the system may temporarily clear the B2316 Ford code, but if the underlying issue is not addressed, the code is likely to reappear. It is recommended to diagnose and repair the root cause of the code to prevent recurrence.

7. Can a DIY enthusiast fix the B2316 Ford code?

Depending on your level of experience and access to the necessary tools, a DIY enthusiast may be able to fix the B2316 Ford code by following repair guides and tutorials specific to the make and model of the vehicle. However, professional assistance is recommended for complex electrical issues.

8. Is the B2316 Ford code specific to certain Ford models?

The B2316 Ford code is specific to Ford vehicles and is related to the mirror passenger vertical feedback potentiometer circuit failure. It may be seen in various Ford models that are equipped with power-adjustable side mirrors.

9. How much does it cost to repair the B2316 Ford code at a dealership?

The cost of repairing the B2316 Ford code at a dealership can vary depending on the specific repairs needed, labor costs, and the price of any replacement parts. It is advisable to obtain a quote from the dealership before proceeding with the repairs.

10. Will the B2316 Ford code affect the overall performance of my vehicle?

The B2316 Ford code is related to the passenger side mirror function and is unlikely to affect the overall performance of the vehicle. However, it is important to address the code to ensure the proper functioning of the mirror system and to maintain vehicle safety.

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