Engine electric water pump wiring (service campaign tdd)
Hyundai technical service bulletin 16-01-020 for 2016 Hyundai Sonata Hybrid and 2016 Hyundai Sonata Plug-In Hybrid.
- Bulletin number
- 16-01-020
- Component
- Engine and engine cooling
- Summary
- ENGINE ELECTRIC WATER PUMP WIRING (SERVICE CAMPAIGN TDD) Description: Some 2016 Sonata Hybrid and Plug-In Hybrid vehicles may experience a power reduction accompanied by illumination of multiple warning lights in the instrument cluster. This condition may be due to an intermittent electrical short between the vehicles 12 volt power and the Control Area Network (CAN) High signal in a circuit board in the Engine Electric Water Pump (EEWP). This bulletin describes the service procedure to modify the EEWP wiring harness to eliminate the potential for a short of the CAN signal.
Owners of these vehicles have filed 94 complaints in the engine category.
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