Service bulletin TSB_2074258_1

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 4, 2026
Manufacturer: AUDI
NHTSA ID: 11036916
NHTSA category: Service Bulletin/Repair Instructions
Applies to, as stated by NHTSA: AUDI Q4 E-TRON 2024; AUDI Q4 SPORTBACK E-TRON 2024
Component, as stated by NHTSA: ELECTRICAL SYSTEM

Text of the manufacturer communication

This bulletin provides information when the yellow electrical system warning lamp is illuminated; DTC B1581F4, B168A00.

Manufacturer document number: TSB_2074258_1
Date of the communication: 2026-08-21

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 4, 2026.

For the 2024 Tesla Model X

Plaid

Ignored

Relevance of 2% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 2%
Attention: 7%
Interrupt probability: 6%

Importance to this owner: 0.0 of 4, none
Vehicle area the notice is about: None

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

Decided by jev-1.13.0 in 188 ms from 1,584 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 2024 for this model

The same notice, every vehicle

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

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