P16FF 2014 Chevrolet Silverado Code - Engine Controls Ignition Relay Request Signal Message Counter Incorrect
Quick Answer
Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Engine Controls Ignition Relay, Engine Controls Ignition Relay harness is open or shorted, Engine Controls Ignition Relay 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
- P16FF 2014 Chevrolet Silverado indicates Engine Controls Ignition Relay Request Signal Message Counter Incorrect.
- Common causes
- Common causes include Faulty Engine Controls Ignition Relay, Engine Controls Ignition Relay harness is open or shorted, Engine Controls Ignition Relay 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.
Code P16FF 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC P16FF 2014 Chevrolet Silverado?
- Faulty Engine Controls Ignition Relay
- Engine Controls Ignition Relay harness is open or shorted
- Engine Controls Ignition Relay circuit poor electrical connection
How to Fix the DTC P16FF 2014 Chevrolet Silverado?
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 P16FF 2014 Chevrolet Silverado 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 P16FF 2014 Chevrolet Silverado code?
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Frequently Asked Questions about P16FF 2014 Chevrolet Silverado Code
1. What does the OBDII code P16FF mean for a 2014 Chevrolet Silverado?
P16FF indicates an issue with the Engine Controls Ignition Relay Request Signal Message Counter, meaning there is a communication error between the engine control module (ECM) and the ignition relay.
2. What are the common symptoms of code P16FF in a 2014 Chevrolet Silverado?
Symptoms may include difficulty starting the engine, intermittent stalling, reduced engine performance, or the illumination of the check engine light.
3. What causes the P16FF code to appear?
Common causes include a faulty ignition relay, wiring issues, poor connections in the ignition circuit, or a malfunctioning engine control module (ECM).
4. Can the P16FF code cause long-term damage to my 2014 Chevrolet Silverado?
If unresolved, this code could lead to unreliable engine performance or prevent the vehicle from starting altogether, but it typically does not cause direct damage to engine components.
5. How can I fix the P16FF code on my Chevrolet Silverado?
Start by inspecting the ignition relay and its wiring for damage or corrosion. Replace the ignition relay if necessary, and check the ECM for faults.
6. Is the P16FF code related to battery issues?
While not directly related to the battery, low voltage or poor battery connections can cause communication errors that trigger this code.
7. Can I drive my 2014 Chevrolet Silverado with the P16FF code?
It’s possible to drive with this code, but it’s not recommended as the engine may stall unexpectedly or fail to start, which could leave you stranded.
8. How much does it cost to repair the P16FF code?
Repair costs vary depending on the issue but typically range from $100 to $500 for parts and labor if the ignition relay or wiring needs replacement.
9. Does clearing the P16FF code fix the problem?
Clearing the code will remove the check engine light temporarily, but unless the underlying issue is resolved, the code will likely return.
10. Should I consult a mechanic for the P16FF code?
If basic troubleshooting doesn’t resolve the issue, it’s best to consult a qualified mechanic to diagnose and repair the problem accurately.
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