Manufacturer communication PI2605_TSB

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 3, 2026
Manufacturer: KIA
NHTSA ID: 11036781
NHTSA category: Other
Applies to, as stated by NHTSA: KIA EV6 2025-2026
Component, as stated by NHTSA: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

Text of the manufacturer communication

TECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: BMU LOGIC IMPROVEMENT (PI2605) - This bulletin provides information regarding a Battery Management System (BMS) software update for certain 2025-2026 EV6 (CV1 eGT, CVa) vehicles as listed in the table below. To improve the diagnostic monitoring of the high-voltage battery in the subject vehicles, Kia has developed enhanced BMS software to improve the detection logic and system response in cases of moisture intrusion into the high-voltage battery.

Manufacturer document number: PI2605_TSB
Date of the communication: 2026-09-02
Manufacturer campaign or software version: PI2605

View original source on NHTSA.gov

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 3, 2026.

For the 2023 Hyundai Ioniq 5

SEL AWD Long Range

Ignored

Relevance of 3% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 3%
Attention: 11%
Interrupt probability: 11%

Importance to this owner: 0.1 of 4, none
Vehicle area the notice is about: Battery

This manufacturer communication does not appear to warrant attention for this vehicle.

Decided by jev-1.13.0 in 112 ms from 1,663 input tokens. Jev returns these figures and nothing else. It gives no reasons, and none are written for it here. The figures describe how relevant the notice is, not the condition of any vehicle.

Checked by code against NHTSA's fields

A plain comparison with the structured fields NHTSA filled in. Separate from Jev's decision.

NoNHTSA names this make
NoNHTSA names this model
n/aNHTSA lists model year 2023 for this model

The same notice, every vehicle

Relevance	Attention	Interrupt	State
3%	11%	11%	Ignored
2%	7%	8%	Ignored
2%	6%	7%	Ignored
2%	6%	7%	Ignored
2%	5%	5%	Ignored
2%	8%	8%	Ignored
1%	6%	7%	Ignored
1%	4%	5%	Ignored
1%	3%	5%	Ignored
1%	4%	5%	Ignored
1%	3%	4%	Ignored
1%	4%	5%	Ignored
1%	3%	5%	Ignored
1%	3%	4%	Ignored
1%	3%	4%	Ignored
1%	4%	5%	Ignored

Select a vehicle to see its attention and interrupt figures above.