B1455 · Communications du constructeur

AUDI · 2025-10-01

This bulletin addresses complaints about the heated steering wheel, DTC B145504.

FORD · 2023-06-12

Some 2023 Escape vehicles built on or before 6-May-2023 may exhibit a condition where the power liftgate does not close when using the power liftgate control switches. The vehicle may exhibit diagnostic trouble codes B1454 and/or B1455. Prior to following Workshop Manual (WSM) diagnostic procedures, remove the liftgate left/right/center upper trim panels. Refer to WSM, Section 501-05 Interior Trim and Ornamentation > Removal and Installation. Disconnect C4173 and C4172 and verify the resistance of the anti-pinch switches. Refer to the Wiring Diagram, cell 109. If the resistance is below 5.58K ohms, replace the affected switch(s). If both anti-pinch switches measure above specification, perform a power liftgate initialization and re-evaluate the concern. Refer to WSM, Section 501-03 Body…

BENTLEY · 2023-01-18

DTC B145504 - Temperature sensor steering wheel heater faulty - (passive sporadic) logged Customer Statement: -Earl deactivation of the steering wheel heating function

LEXUS · 2022-04-08

TSB: Some 2018 ? 2019 model year LS 500 and LS 500h vehicles may exhibit one or more of the following HVAC conditions: ?Uneven temperature or air flow between the vents. ?Little or no air flow from the vent(s). ?Improper MODE control function. Additionally, some vehicles may store one or more of the following HVAC servo Diagnostic Trouble Codes (DTCs): ?B144A ? Air Outlet DEF Damper Control Servo Motor Circuit ?B1441 ? Air Mix Damper Control Servo Motor Circuit (Passenger Side) ?B1442 ? Air Inlet Damper Control Servo Motor Circuit ?B1443 ? Air Outlet Damper Control Servo Motor Circuit ?B1446 ? Air Mix Damper Control Servo Motor Circuit (Driver Side) ?B1448 ? Passenger Side FACE Servo Motor Circuit ?B1453 ? Air Outlet Damper Cool Control Servo Motor Circuit (Driver Side) ?B1454 ? Outlet…

LEXUS · 2022-04-04

TSB: Some 2018 ? 2020 model year LC 500 and LC 500h vehicles may exhibit one of the following HVAC conditions: ?Uneven temperature or air flow between the vents. ?Little or no air flow from the vent(s). ?Improper MODE control function. Additionally, some vehicles may store one or more of the following HVAC servo Diagnostic Trouble Codes (DTCs): ?B144A ? Air Outlet DEF Damper Control Servo Motor Circuit ?B1441 ? Air Mix Damper Control Servo Motor Circuit (Passenger Side) ?B1442 ? Air Inlet Damper Control Servo Motor Circuit ?B1443 ? Air Outlet Damper Control Servo Motor Circuit ?B1446 ? Air Mix Damper Control Servo Motor Circuit (Driver Side) ?B1453 ? Air Outlet Damper Cool Control Servo Motor Circuit (Driver Side) ?B1454 ? Air Outlet Damper Cool Control Servo Motor Circuit (Passenger…

AUDI · 2022-03-09

This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.

AUDI · 2020-10-27

This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.

AUDI · 2020-03-11

This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800. 48 Steering wheel heater is not working, DTC B145504 is stored in the steering column control module.

BENTLEY · 2020-01-13

DTC B145504 - Temperature sensor steering wheel heater Faulty - 'passive sporadic' logged Customer statement / workshop findings: Early deactivation of the steering wheel heating function Technical background: DTC B145504 - Temperature sensor steering wheel heater Faulty - 'passive sporadic' logged within address 16 (J527 Steering column electronics) in conjunction with the warning message shown within the DIP (Figure 1) Measure: This TPI is only applicable to vehicles built up to and including the production date of 08/10/2018 1) In the event the issue is exactly as described within the Technical background section of this TPI Replace the steering column switch Refer to Rep.Gr 96 - Steering column combination switch (J527) using part number 36A 907 129S

BENTLEY · 2019-08-20

DTC B145504 - Temperature sensor steering wheel heater Faulty - 'passive sporadic' logged

AUDI · 2019-05-09

This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800. This document applies to every 2016-2019 Audi Model.

AUDI · 2019-02-05

This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800. The steering wheel heating can already switch itself off after 5 minutes. To switch it on, the customer must press the button of the steering wheel heater or an ignition cycle has to take place. Climatic conditions lead to the premature deactivation of the steering wheel heating.

AUDI · 2019-02-05

This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.