U1009 on the 2019 Nissan Leaf
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| NTB19-056 | 2019-08-12. Service bulletin. 2018-2019 LEAF; LITHIUM-ION BATTERY WILL NOT QUICK CHARGE This bulletin applies only to vehicles equipped with a 40kWh lithium-ion battery. IF YOU CONFIRM The customer states their vehicle will not charge with a quick charge setting after many back-to-back quick charges Or It takes too long to charge with a quick charge setting. NOTE: - DTC U1009-96 (Quick charger comm [Quick charger communication]) may be stored. - This issue applies to vehicles equipped with a 40 kWh lithium-ion battery only. ACTION Refer to step 20 under SERVICE PROCEDURE to confirm this bulletin applies to the vehicle being worked on. - If this bulletin applies, reprogram the lithium battery controllers (LBC) for HV BATTERY 2 and HV BATTERY. |
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1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.