PS560

Service Bulletin Details

Public Details for: PS560

Pitstop - integrated brake actuator unit (ibau) honk noise - this pitstop provides information regarding the 2017-2018my niro (de p/hev) and optima plug-in/hybrid (p/hev) vehicles, which may exhibit an intermittent ?Squeaking? And/or ?Honki


- 2018 - 2017 -

Models from 2018
2018 KIA NIRO
2018 KIA OPTIMA
Models from 2017
2017 KIA NIRO
2017 KIA OPTIMA PHEV 
GROUP
Chassis
NUMBER
PS560
SUBJECT:
MODEL
2017-2018MY
Niro (DE P/HEV)
Optima Plug-in/
Hybrid (JF P/HEV)
DATE
September 2018
INTEGRATED BRAKE ACTUATOR UNIT
(IBAU) HONK NOISE
This Pitstop provides information regarding the 2017-2018MY Niro (DE P/HEV) and Optima
Plug-in/Hybrid (P/HEV) vehicles, which may exhibit an intermittent “squeaking” and/or
“honking” noise when applying the brakes rapidly. The ‘Integrated Brake Actuator Unit’ (IBAU)
should NOT be replaced for this concern. An IBAU brake bleed should be performed.

Perform the two-step ‘Active Hydraulic Boost’ (AHB) bleeding procedure by referring to the
“Brake System → Brake Bleeding Procedures” chapter in the applicable Shop Manual on
KGIS.
Audio Recording Example: Brake Pedal Honk Noise
Integrated Brake Actuator Unit (IBAU)
(DO NOT REPLACE for “squeak/honk” noise!)
Page 1 of 1

© dot.report 2024

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.