Engine-Codes - Hyundai - P1604 Hyundai

P1604 Hyundai Code - No ID From ECU

- Code Popularity: 10,926 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC P1604 Hyundai?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Open or Short in CAN communication harness
  • Faulty Transmission Control Module (TCM)
  • Faulty Engine Control Module (ECM)
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How to Fix the DTC P1604 Hyundai?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P1604 Hyundai code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the P1604 Hyundai Code Mean?

The Transmission Control Module (TCM) can either receive data from the Engine Control Module (ECM) or ABS control module, or it can send data to the ECM and ABSCM by using CAN communication. The CAN communication is one of the vehicle communications method, which is now widely used to transfer the vehicle data.

P1604 Hyundai Code - No ID From ECU

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