Technical Service Bulletins of the 2018 Honda Clarity Plug-in Hybrid

There have been 8 technical service bulletins issued for the 2018 Honda Clarity Plug-in Hybrid.

1 2018 Honda Clarity Plug-in Hybrid visibility TSB (Bulletin A18-090 )

Bulletin Date: Oct. 17, 2019
Component: Visibility.
Bulletin Summary: Service bulletin - there is a software problem in the pcm, which may cause the mil to come on with dtc p26a3 (electric water valve malfunction), dtc p100c (electric vtc motor speed signal circuit malfunction) and/or p0010 (variable valve ti
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

2 2018 Honda Clarity Plug-in Hybrid electrical system TSB (Bulletin A18-090 )

Bulletin Date: Oct. 17, 2019
Component: Electrical system.
Bulletin Summary: Service bulletin - there is a software problem in the pcm, which may cause the mil to come on with dtc p26a3 (electric water valve malfunction), dtc p100c (electric vtc motor speed signal circuit malfunction) and/or p0010 (variable valve ti
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

3 2018 Honda Clarity Plug-in Hybrid engine and engine cooling TSB (Bulletin A18-090 )

Bulletin Date: Oct. 17, 2019
Component: Engine and engine cooling.
Bulletin Summary: Service bulletin - there is a software problem in the pcm, which may cause the mil to come on with dtc p26a3 (electric water valve malfunction), dtc p100c (electric vtc motor speed signal circuit malfunction) and/or p0010 (variable valve ti
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

4 2018 Honda Clarity Plug-in Hybrid electrical system TSB (Bulletin ONL6CW03262019)

Bulletin Date: Mar. 26, 2019
Component: Electrical system.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, the warranty information cd that was placed in the vehicle during vehicle assembly did not list the correct warranty coverage for the state of oregon.
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

5 2018 Honda Clarity Plug-in Hybrid visibility TSB (Bulletin ONL6PH03262019)

Bulletin Date: Mar. 26, 2019
Component: Visibility.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there is a software error in the miles per gallon calculation, which affects the hv range display and causes it to read unusually high.
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

6 2018 Honda Clarity Plug-in Hybrid electrical system TSB (Bulletin ONL6PH03262019)

Bulletin Date: Mar. 26, 2019
Component: Electrical system.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there is a software error in the miles per gallon calculation, which affects the hv range display and causes it to read unusually high.
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

7 2018 Honda Clarity Plug-in Hybrid visibility TSB (Bulletin ONL6SV03262019)

Bulletin Date: Mar. 26, 2019
Component: Visibility.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there is a software problem in the climate control unit when running the heater, which may turn the malfunction indicator light on.
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

8 2018 Honda Clarity Plug-in Hybrid engine and engine cooling TSB (Bulletin ONL6SV03262019)

Bulletin Date: Mar. 26, 2019
Component: Engine and engine cooling.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there is a software problem in the climate control unit when running the heater, which may turn the malfunction indicator light on.
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.
 

9 2018 Honda Clarity Plug-in Hybrid visibility TSB (Bulletin ONL6VT03262019)

Bulletin Date: Mar. 26, 2019
Component: Visibility.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there may be a software problem in the powertrain control module (pcm), causing a malfunction indicator light to come on and store one or more diagnostic trouble codes (dtcs).
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

10 2018 Honda Clarity Plug-in Hybrid power train TSB (Bulletin ONL6VT03262019)

Bulletin Date: Mar. 26, 2019
Component: Power train.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there may be a software problem in the powertrain control module (pcm), causing a malfunction indicator light to come on and store one or more diagnostic trouble codes (dtcs).
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

11 2018 Honda Clarity Plug-in Hybrid engine and engine cooling TSB (Bulletin ONL6VT03262019)

Bulletin Date: Mar. 26, 2019
Component: Engine and engine cooling.
Bulletin Summary: Owner notification letter - on clarity plug-in hybrid vehicles, there may be a software problem in the powertrain control module (pcm), causing a malfunction indicator light to come on and store one or more diagnostic trouble codes (dtcs).
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

12 2018 Honda Clarity Plug-in Hybrid battery TSB (Bulletin A18-097 )

Bulletin Date: Mar. 12, 2019
Component: Battery.
Bulletin Summary: Service bulletin - the clarity plug-in hybrid and clarity electric may not start charging when plugged in or may stop charging before the high-voltage lithium-ion battery is full.
Vehicles covered in this TSB:
2017 Honda Clarity Electric, 2018 Honda Clarity Electric, 2018 Honda Clarity Plug-in Hybrid.

13 2018 Honda Clarity Plug-in Hybrid electrical system TSB (Bulletin A18-097 )

Bulletin Date: Mar. 12, 2019
Component: Electrical system.
Bulletin Summary: Service bulletin - the clarity plug-in hybrid and clarity electric may not start charging when plugged in or may stop charging before the high-voltage lithium-ion battery is full.
Vehicles covered in this TSB:
2017 Honda Clarity Electric, 2018 Honda Clarity Electric, 2018 Honda Clarity Plug-in Hybrid.

14 2018 Honda Clarity Plug-in Hybrid software TSB (Bulletin A18-079)

Bulletin Date: Jul. 10, 2018
Component: Software.
Bulletin Summary: Service bulletin - the mil comes on with dtc p100c (electric vtc motor speed signal circuit malfunction) and/or p0010 (variable valve timing control [vtc] malfunction).
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.

15 2018 Honda Clarity Plug-in Hybrid electrical system TSB (Bulletin ATS 180503)

Bulletin Date: May. 9, 2018
Component: Electrical system.
Bulletin Summary: Tech line summary article - we're getting reports of the hv range shown in the driver information interface reading unusually high (more than 1,000 miles remaining). How high it gets depends on driving style, and it typically happens after
Vehicles covered in this TSB:
2018 Honda Clarity Plug-in Hybrid.


Also see Honda vehicle common problems.