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AutoCodes - Generic - P16A3

P16A3 Code - Engine Control Module Internal Fault

- Code Popularity: 14,712 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P16A3?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Engine Control Module (ECM)
  • Engine Control Module (ECM) harness is open or shorted
  • Engine Control Module (ECM) circuit poor electrical connection
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How to Fix the DTC P16A3?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P16A3 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P16A3 Description

The Engine Control Module (ECM) monitors itself for proper operation. The ECM sets the OBDII code when the Engine Control Module Internals is not to factory specifications.

OBDII Code P16A3 - Engine Control Module Internal Fault - AutoCodes.com
P16A3 Code - Engine Control Module Internal Fault

Need More Information on the Code?

Need more information on how to fix the P16A3 code? Get Access to Factory Service Manuals

Information for Specific Makes

  • P16A3 BMW Engine Control Module Internal Fault
  • P16A3 MINI Engine Control Module Internal Fault

Need Help with the Code?

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Code P16A3 comments

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