Hyundai IONIQ Hybrid 2017 — technical service bulletin
Bulletin 5NP-B7W2G-12 · NHTSA communication 10125162 · issued Nov 3, 2017
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017
model years
1
vehicle entries
Official summary
Certain 2017 IONIQ HYBRID (AE HEV) vehicles may experience the following symptoms as a result of an internal coolant leak within the Traction Motor: ? Check Engine and Hybrid warning lights ON with one or more of following DTC found stored: o P0AA6 - Hybrid Battery Voltage System Isolation Fault. o P0A5F - Drive Motor A Phase U Current High. o P0A62 - Drive Motor A Phase V Current High. o P0A65 - Drive Motor A Phase W Current High. ? Vehicle may also experience reduced power at acceleration and air conditioning inoperative when the warning lights are ON.
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.