Honda Clarity Fuel Cell

Honda Clarity Fuel Cell recalls

3 recall campaigns, model years 2017 to 2018. Each lists the fault, the risk, and the fix you are owed.

3Campaigns
2017–2018Years affected
0Do-not-drive
Check your own car in one step

Your VIN is on the dashboard by the windscreen. It is on your insurance card too. Put it into nhtsa.gov/recalls. You get the open recalls for your exact car. The repair is free. Most recalls never expire.

What keeps failing

SystemCampaigns
Electrical System3
Equipment2

Every campaign

The text below is quoted from NHTSA word for word.

Electrical System:software

18V068000  ·  reported 25/01/2018

The fault
Honda (American Honda Motor Co.) is recalling certain 2017 Clarity Fuel Cell vehicles. The fuel cell control unit (FC-ECU) may misinterpret a small cell voltage drop, causing the vehicle to have reduced, or a complete loss of, power.
What it can cause
A loss of power can increase the risk of a crash.
The fix
Honda will notify owners, and dealers will install a software update, free of charge. The recall began February 28, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is R0L.

Electrical System:software

18V921000  ·  reported 20/12/2018

The fault
Honda (American Honda Motor Co.) is recalling certain 2017-2018 Clarity Fuel Cell vehicles previously repaired under recall 18V-068. The previous software remedy may have been incomplete. As a result, the fuel cell control unit (FC-ECU) may misinterpret a small cell voltage drop, causing the vehicle to have a partial or complete loss of power.
What it can cause
A loss of power can increase the risk of a crash.
The fix
Honda has notified owners, and dealers will update the FC-ECU software, free of charge. The recall began February 14, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is A3O.

Equipment:electrical

19V315000  ·  reported 18/04/2019

The fault
Honda (American Honda Motor Co.) is recalling certain 2017-2018 Clarity Fuel Cell vehicles. Internal components may corrode and cause the water pump to fail.
What it can cause
A failure of the water pump can cause the vehicle to stall, increasing the risk of crash.
The fix
Honda will notify owners, and dealers will replace the water pump, free of charge. The recall began June 10, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is L4N.

Source: NHTSA recalls API, retrieved 4 August 2026.

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