Nissan Armada 2019–2020 — technical service bulletin
Bulletin PC734_PM940_P0A0 · NHTSA communication 10173567 · issued Mar 25, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2020
model years
9
vehicle entries
Official summary
Engine Control Module (ECM) Reprogram Voluntary Service Campaign ***** Campaign Summary***** Nissan is conducting a Voluntary Service Campaign to reprogram the engine control module (ECM) with countermeasure software in certain vehicles. The current software installed may allow the Variable Valve Timing (VVT) solenoid valve diagnosis to continue to draw current when the engine is off. This condition may result in a reduction of the battery life. ***** What Dealers Should Do ***** 1. Verify if vehicles are affected by this Voluntary Service Campaign using Service Comm or DBS National Service Hi
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.