AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Honda - P16D8 Honda

P16D8 Honda Code - PCM Internal IMA-CAN Communication Circuit Malfunction

- Code Popularity: 1,753 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC P16D8 Honda?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Controller Integrated Motor Assist-Controller Area Network (IMA-CAN) Communication
  • Faulty Powertrain Control Module (PCM)
  • Powertrain Control Module (PCM) harness is open or shorted
  • Powertrain Control Module (PCM) circuit poor electrical connection
⚠ Does your Honda have Safety Recalls? → Check here

How to Fix the DTC P16D8 Honda?

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.

Search for P16D8 Honda Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P16D8 Honda 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 P16D8 Honda Description

The Integrated Motor Assist-Controller Area Network (IMA-CAN) uses two signal lines, IMACANH and IMACANL, and it receives and transmits multiple signals simultaneously to/from multiple control modules.
When IMA-CAN communication between the FI CPU and the CVT CPU inside the Powertrain Control Module (PCM) is abnormal and IMA-CAN communication is interrupted for a specified time, a malfunction is detected and a DTC is stored.

OBDII Code P16D8 Honda - PCM Internal IMA-CAN Communication Circuit Malfunction - AutoCodes.com
P16D8 Honda Code - PCM Internal IMA-CAN Communication Circuit Malfunction

Need More Information on the Code?

Need more information on how to fix the P16D8 Honda code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16D8 Honda code diagnosed by a professional: Find a repair shop in your area

Code P16D8 Honda comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the P16D8 Honda code? Have you replaced any parts?
Any information is appreciated. Thanks