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Service bulletins for the 2014 Nissan Leaf

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

118 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Heating and air conditioning are shown. Show all

Bulletins, newest first
PC421OL2021-05-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Nissan is conducting this voluntary service campaign on certain specific 2013 ? 2015 LEAF vehicles to replace the high pressure pipe and the high pressure flexible hose for the AC system.
NTB160502021-05-10. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:APPLIANCE:AIR CONDITIONER. INTRODUCTION Nissan is conducting this voluntary service campaign on certain specific 2013 2015 LEAF vehicles to replace the high pressure pipe and the high pressure flexible hose for the AC system. This service will be performed at no charge for parts or labor. IDENTIFICATION NUMBER Nissan has assigned identification number PC421 to this campaign. This number must appear on all communications and documentation of any nature dealing with this campaign. See this bulletin for further detail.
NTB09099A2021-05-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; EQUIPMENT ADAPTIVE/MOBILITY. IF YOU CONFIRM A refrigerant leak at a refrigerant pipe/hose joint location. ACTIONS 1. Inspect the metal surfaces of the pipe/hose joint for damage or contamination. NOTE: Do not replace a refrigerant pipe, hose, or other A/C component if an o-ring seal will solve the leak incident, if it should occur. 2. If no damage is found to the joint metal surfaces, replace the O-ring seal. See this bulletin for further detail.
REVISION 2 - PC42017-02-14. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. "AIR CONDITIONING (A/C) PIPE REPLACEMENT VOLUNTARY SERVICE CAMPAIGN LEAF MODEL S-GRADE ONLY ***** CAMPAIGN SUMMARY ***** NISSAN IS CONDUCTING A VOLUNTARY SERVICE CAMPAIGN ON APPROXIMATELY 39,968 MY 2013-15 NISSAN S-GRADE LEAF VEHICLES SOLD IN THE UNITED STATES, CANADA, GUAM, AND PUERTO RICO TO REPLACE THE AIR CONDITIONING (A/C) SYSTEM LINE AND REMOVE A BRACKET. THIS ACTION IS BEING TAKEN TO PREVENT DAMAGE TO THE A/C LINE NEAR THE CONNECTION BETWEEN THE LINE ASSEMBLY AND CONDENSER FROM ELECTRIC MOTOR MOVEMENT, WHICH COULD RESULT IN REFRIGERANT LEAKAGE AND POOR AIR CONDITIONING SYSTEM PERFORMANCE. THE NEW PARTS AND BRACKET REMOVAL WILL ALLOW FOR ADDITIONAL FLEX IN THE A/C LINE DURING ELECTRIC MOTOR MOVEMENT. NISSAN IS COMMITTED TO A HIGH LEVEL OF CUSTOMER SAFETY, SERVICE, AND SATISFACTION AND ARE WORKING WITH DEALERS TO PROVIDE AN OUTSTANDING OWNERSHIP EXPERIENCE. ***** WHAT DEALERS SHOULD DO**** 1. VERIFY IF VEHICLES ARE AFFECTED BY THIS VOLUNTARY SERVICE CAMPAIGN USING SERVICE COMM I.D. PC421. - NEW VEHICLES IN DEALER INVENTORY CAN BE ALSO BE IDENTIFIED USING DCS (SALES-> VEHICLE INVENTORY, AND FILTER BY OPEN CAMPAIGN). - REFER TO NPSB 15-460 FOR ADDITIONAL INFORMATION 2. DEALERS ARE REQUESTED TO REPAIR ANY AFFECTED VEHICLES IN DEALER NEW OR PRE-OWNED INVENTORY TO ENSURE CUSTOMER SATISFACTION. 3. DEALERS SHOULD USE NTB16-050 TO CORRECT ANY VEHICLES SUBJECT TO THIS CAMPAIGN. 4. ONCE REPAIRED, DEALERS SHOULD SUBMIT THE CLAIM, USING THE CLAIMS CODING PROVIDED, AND RELEASE THE VEHICLE."
PC4212017-02-07. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. NISSAN IS CONDUCTING A VOLUNTARY SERVICE CAMPAIGN ON APPROXIMATELY 39,968 MY 2013-15 NISSAN SGRADE LEAF VEHICLES SOLD IN THE UNITED STATES, CANADA, GUAM, AND PUERTO RICO TO REPLACE THE AIR CONDITIONING (A/C) SYSTEM LINE AND REMOVE A BRACKET. THIS ACTION IS BEING TAKEN TO PREVENT DAMAGE TO THE A/C LINE NEAR THE CONNECTION BETWEEN THE LINE ASSEMBLY AND CONDENSER FROM ELECTRIC MOTOR MOVEMENT, WHICH COULD RESULT IN REFRIGERANT LEAKAGE AND POOR AIR CONDITIONING SYSTEM PERFORMANCE. THE NEW PARTS AND BRACKET REMOVAL WILL ALLOW FOR ADDITIONAL FLEX IN THE A/C LINE DURING ELECTRIC MOTOR MOVEMENT.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.