GENESIS
25-01-062G TSB
Manufacturer communications
- Publication date
- 2025-09-19
- Received by NHTSA
- 2025-09-23
- NHTSA record numbers
- 11023282
Manufacturer summary
Original wording in English
Certain GV70 (JK1A) vehicles equipped with 3.5 T-GDI Lambda III engines may exhibit a malfunction indicator light with DTC P26CB00 (Engine Coolant Pump Performance/Stuck Off). This may be caused by a stuck impeller on the electric water pump (EWP) for the water-cooled intercooler. Follow the procedures in this TSB to check for DTC P26CB00, and if confirmed, replace the electric water pump assembly.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Genesis
P26CB00Engine Coolant Pump Performance/Stuck OffCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.