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2018 Honda Clarity Fuel Cell

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

About this comparison →
2Owner complaints

Model-year median: 2

2Recall campaigns

View recall details →

0Investigations

View investigation details →

How this year compares

Owner complaints by model year

Other model years Selected year
3
20172
20180
2019
Compare all Clarity Fuel Cell years →

Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

Fuel/propulsion System
1Vehicle Speed Control
1

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 1 of 2 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Fuel/propulsion System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Vehicle Speed Control. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

Vehicle Speed Control complaints

1 reports
Clear category filter
Mileage unknown · May 21, 2020
Vehicle Speed Control

2018 HONDA CLARITY. CONSUMER WRITES IN REGARDS TO VEHICLE NOT ACCELERATING OVER 30 MPH. *LD *JS THE CONSUMER STATED THE VEHICLE SAT IN PARK FOR 30 MINUTES, AFTER WHICH IT WOULD NOT ACCELERATE PAST 30MPH AND THE RPMS ESCALATED TO RPMS. THE VEHICLE WAS TAKEN TO 3 DIFFERENT REPAIR SHOPS NONE WERE ABLE TO MAKE THE REPAIRS. THE CO…

Read full complaint

2018 HONDA CLARITY. CONSUMER WRITES IN REGARDS TO VEHICLE NOT ACCELERATING OVER 30 MPH. *LD *JS THE CONSUMER STATED THE VEHICLE SAT IN PARK FOR 30 MINUTES, AFTER WHICH IT WOULD NOT ACCELERATE PAST 30MPH AND THE RPMS ESCALATED TO RPMS. THE VEHICLE WAS TAKEN TO 3 DIFFERENT REPAIR SHOPS NONE WERE ABLE TO MAKE THE REPAIRS. THE CONSUMER STATED THE MPG DROPPED FROM 44 TO 24.7.*JS

NHTSA ODI #11325815

Official recalls

2

19V315000 · Equipment:electrical

Apr 18, 2019

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.

Consequence & remedy

Consequence: A failure of the water pump can cause the vehicle to stall, increasing the risk of crash.

Remedy: 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.

18V921000 · Electrical System:software; Hybrid Propulsion System

Dec 20, 2018

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.

Consequence & remedy

Consequence: A loss of power can increase the risk of a crash.

Remedy: 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.

Additional source detail variants (2)

Electrical System:software

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.

Consequence: A loss of power can increase the risk of a crash.

Remedy: 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.

Hybrid Propulsion System

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.

Consequence: A loss of power can increase the risk of a crash.

Remedy: 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.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.