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Hyundai Ioniq Hybrid Relay May Overheat Near Seat

NHTSA campaign 18V704000 · Reported Oct 5, 2018 · Hyundai Motor America

critical How serious is it? About this label

The added electrical resistance can overheat the rear seat above the relay assembly, increasing the risk of a fire. The notice does not tell owners to stop driving.

Key facts

NHTSA campaign number	18V704000
Reported to NHTSA	Oct 5, 2018
Manufacturer	Hyundai Motor America
Part affected	Hybrid Propulsion System: Inverter
Vehicles covered	1 model/year combination, model years 2018
Do-not-drive advisory	No
Park-outside advisory	No
Repair	Free at any franchised dealer

What's wrong, in plain English

Hyundai is recalling certain Ioniq Hybrid and Ioniq Plug-In Hybrid vehicles because the main relay inside the Power Relay Assembly may not connect properly, creating higher electrical resistance at the connection. Hyundai will notify owners, and dealers will inspect the Power Relay Assembly for damage, replacing just the main relay if none is found, or replacing the entire assembly if damage is found, at no cost to the owner.

What you should do

1. Check your VIN at nhtsa.gov/recalls to see if your vehicle is included.
2. Contact a Hyundai dealer, or call Hyundai customer service at 1-855-371-9460.
3. The inspection and any needed repair will be done free of charge.

Where do I find my VIN, and what do I tell the dealer?

Your VIN is the 17-character code on the lower left of the windshield, on your registration and usually on your insurance card. Enter it at nhtsa.gov/recalls to see whether this recall is still open on your car. When you call the dealer, say you have an open safety recall and give them NHTSA campaign number 18V704000. More in how recalls work.

Affected vehicles (1)

2018 Hyundai Ioniq Hybrid

Who to contact

Hyundai — official Hyundai recall lookup

Customer service: 1-855-371-9460

Any franchised dealer for the brand can do the repair. Phone numbers are taken from manufacturer sites and recent NHTSA notices; if one has changed, the number in your own recall letter is the one to use.

Other Hyundai Ioniq Hybrid recalls

Jun 28, 2022Hyundai Ioniq Hybrid Battery Relay May Overheatcritical
Oct 9, 2019Hyundai Elantra, Ioniq Hybrid rear wheel may detachhigh

Official notice

Component: HYBRID PROPULSION SYSTEM: INVERTER
Summary: Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Hyundai Ioniq Hybrid and 2018 Ioniq Plug-In Hybrid vehicles. The Main Relay within the Power Relay Assembly (PRA) may have inadequate connections between its contacts, causing increased electrical resistance.
Safety risk: The increased electrical resistance can overheat the rear seat which is above the PRA, increasing the risk of a fire.
Remedy: Hyundai will notify owners, and dealers will inspect the Power Relay Assembly (PRA) for damage. If no damage is found, the main relay will be replaced. If damage is found, the PRA will be replaced. These repairs will be performed free of charge. The recall began February 28, 2019. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 178.

Verify your specific vehicle by VIN at nhtsa.gov. Recall repairs are free of charge by law.