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Service bulletins for the 2016 Hyundai Sonata

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

288 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
5NP-Z5P9K-122017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Hyundai Motor America is conducting a Service Campaign to update the ECM software and inspect and (if necessary) replace the VCM actuator on certain 2015-16MY Sonata 2.4L vehicles. Service Campaign T1H provides a procedure to update the ECM software and inspect the VCM actuator.
5NP-T7S8A-122017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides a logic update and inspection for CEL (?Check Engine Light?) ON with DTC P200A (Intake Manifold Runner Performance - Bank 1) and for P0605 (Engine Control Module - ROM Error) on certain 2015 and 2016 model year Sonata (LF) vehicles equipped with a 2.4L GDI engine. The vehicle may exhibit one or more of the following conditions: ? DTC P200A (Intake Manifold Runner Performance - Bank 1) ? Check Engine Light ON ? Automatic transmission upshift hesitation ? Clicking noise from the intake manifold VCM (Variable Charge Motion) actuator when the engine RPM is increased ? (2015 MY Only) DTC P0605 (Engine Control Module ? ROM Error) ? Check Engine Light ON ? Electronic Stability Control (ESC) Warning Light ON ? Limited engine power (?Limp Home?) mode
5NP-E2C3Q-092017-09-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This bulletin provides information on how to return a Hyundai HEV/PHEV/EV/Fuel Cell Lithium Battery for proper disposal and safe environmental recycling using Hyundai?s authorized vendor Kinsbursky Brothers Inc. (KBI).
5NP-Y9Y9T-072017-08-17. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. When towing a trailer with some LF/LF-HEV/LF-PHEV Sonatas or some AN/NC Santa Fe vehicles equipped with the Blind Spot Detection (BSD) feature, the trailer may interfere with the BSD system operation resulting in cancellation of the BSD operation. When this occurs, a ?BSD canceled? message is displayed in the vehicle?s instrument cluster. The ?BSD canceled? message remains on even if the customer manually disables the BSD system, and may result in customer complaints. This bulletin provides the service procedure to update the system software to turn off the ?BSD canceled? message when the BSD system is manually disabled.
5NP-D5E6F-122017-01-26. Service bulletin. ENGINE; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. CERTAIN SONATA VEHICLES EQUIPPED WITH THE 1.6L TURBO ENGINE HAVE A MANUAL ALTERNATOR BELT TENSIONER SYSTEM. THE TOP ALTERNATOR MOUNTING BOLT (A IN THE DIAGRAM) MAY BREAK OVER TIME IF IT IS TIGHTENED OVER SPECIFICATION AND COULD RESULT IN ILLUMINATION OF THE BATTERY WARNING LIGHT AND/OR THE ENGINE OVERHEATING IN SOME CASES. THIS BULLETIN DESCRIBES THE PROCEDURE TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT.
5NP-B8B9B-122017-01-26. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. HYUNDAI MOTOR AMERICA IS CONDUCTING A SERVICE CAMPAIGN TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT ON CERTAIN 2015-17 MODEL YEAR SONATA 1.6L VEHICLES. SERVICE CAMPAIGN TTT PROVIDES A PROCEDURE TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT.
5NP-N7X7S-092016-10-14. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. "HYUNDAI MOTOR AMERICA IS CONDUCTING A SERVICE CAMPAIGN TO UPDATE THE ELECTRIC PARKING BRAKE(EPB)LOGIC ON CERTAIN 2016 SONATA VEHICLES. SERVICE CAMPAIGN TFF PROVIDES A PROCEDURE TO UPDATE THE EPB LOGIC."
5NP-G6T6Q-092016-10-13. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. THIS BULLETIN DESCRIBES THE PROCEDURE TO UPDATE THE TPMS SOFTWARE OF SOME 2016MY SONATA HYBRID (LF HEV) VEHICLES. THE SOFTWARE UPDATES THE TPMS DIAGNOSTIC LOGIC RELATED TO DTC C1212 (VEHICLE SPEED SENSOR).
5NP-Z5P9U-092016-10-13. Service bulletin. ELECTRICAL SYSTEM:WIRING. 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 VEHICLE’S 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.
5NP-B3N9F-092016-10-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN PROVIDES INFORMATION FOR NEW SOFTWARE TO UPDATE THE NAVIGATION AND DISPLAY AUDIO SYSTEM TO INCLUDE THE APPLE CARPLAY AND ANDROID AUTO FEATURE. THIS BULLETIN DESCRIBES HOW TO TRANSFER THE UPDATE SOFTWARE TO A STORAGE DRIVE (USB OR SD CARD) AND PERFORM THE SOFTWARE INSTALLATION INTO THE AUDIO SYSTEM.
5NP-V4R6U-092016-09-29. Service bulletin. ELECTRICAL SYSTEM; ENGINE. "THIS BULLETIN PROVIDES A LOGIC UPDATE AND INSPECTION FOR CEL (“CHECK ENGINE LIGHT”) ON WITH DTC P200A (INTAKE MANIFOLD RUNNER PERFORMANCE - BANK 1) AND FOR P0605 (ENGINE CONTROL MODULE - ROM ERROR) ON CERTAIN 2015 AND 2016 MODEL YEAR SONATA (LF) VEHICLES EQUIPPED WITH A 2.4L GDI ENGINE. THE VEHICLE MAY EXHIBIT ONE OR MORE OF THE FOLLOWING CONDITIONS: CHECK ENGINE LIGHT ON SLIGHT HESITATION OR REDUCED POWER DURING ACCELERATION AUTOMATIC TRANSMISSION UPSHIFT HESITATION DURING ACCELERATION CLICKING NOISE FROM THE INTAKE MANIFOLD VCM (VARIABLE CHARGE MOTION) ACTUATOR WHEN THE ENGINE RPM IS INCREASED ELECTRONIC STABILITY CONTROL (ESC) WARNING LIGHT ON LIMITED ENGINE POWER (“LIMP HOME”) MODE"
5NP-N2B6J-092016-09-29. Service bulletin. ELECTRICAL SYSTEM:IGNITION. "HYUNDAI MOTOR AMERICA HAS ADDED ADDITIONAL VEHICLES TO SERVICE CAMPAIGN TZ4. SERVICE CAMPAIGN TZ4 PROVIDES A PROCEDURE TO REPLACE THE IGNITION COILS."
5NP-A8G2W-092016-09-29. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE. "HYUNDAI MOTOR AMERICA IS CONDUCTING A SERVICE CAMPAIGN TO REVISE THE ENGINE ELECTRIC WATER PUMP WIRING ON CERTAIN 2016 MODEL YEAR SONATA HYBRID VEHICLES. SERVICE CAMPAIGN TDD PROVIDES A SERVICE PROCEDURE TO REVISE THE WIRING."
5NP-A8B4F-092016-09-29. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS BULLETIN DESCRIBES THE PROCEDURE FOR UPDATING THE NAVIGATION AND/OR THE DISPLAY AUDIO SYSTEM SOFTWARE FOR CERTAIN 2016 MODEL YEAR SONATA (LFA) VEHICLES TO ADD THE APPLE CARPLAY FEATURE.
16-01-P222016-07-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). NAVIGATION AND DISPLAY AUDIO: APPLE CARPLAY SOFTWARE UPDATE (SELECT CAR CARE P22) DESCRIPTION: This bulletin describes the procedure for updating the Navigation and/or the Display Audio System Software for certain 2016 Model Year Sonata (LFa) vehicles to add the Apple CarPlay feature.
16-01-0202016-07-14. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING. 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 vehicle’s 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.
TZ3 UPDATE2016-07-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. Service Campaign TZ3 – 2015-16 Sonata 2.4L ECM Update – DTC P200A & P0605 (TSB# 16-01-004-1) Hyundai Motor America has added additional vehicles to Service Campaign TZ3. Service Campaign TZ3 provides a procedure to update the ECM software and inspect and (if necessary) replace the VCM actuator on certain 2015-16 Sonata 2.4L vehicles.
TZ4 DCS2016-07-07. Service bulletin. ELECTRICAL SYSTEM:IGNITION. Additional VINs for Service Campaign TZ4 – 2016 Sonata Hybrid Ignition Coil Replacement (TSB# 16-01-003-1) Hyundai Motor America has added additional vehicles (including retailed vehicles) to Service Campaign TZ4. Service Campaign TZ4 provides a procedure to replace the ignition coils.
TZ4 DCS2016-07-07. Service bulletin. ELECTRICAL SYSTEM:IGNITION. Service Campaign TZ4 – 2016 Sonata Hybrid Ignition Coil Replacement (TSB# 16-01-003) –Dealer Stock- Hyundai Motor America is conducting a Service Campaign to replace the ignition coils on certain dealer stock 2016 Model Year Sonata Hybrid vehicles. Service Campaign TZ4 provides a procedure to replace the ignition coils.
TZ7 DCS2016-07-07. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. Service Campaign TZ7 – 2016 Sonata Plug-In Hybrid High Voltage Battery Cover Replacement (TSB# 16-01-008) Hyundai Motor America is conducting a Service Campaign to replace the high voltage battery cover on certain 2016 Model Year Sonata Plug-In Hybrid vehicles. Service Campaign TZ7 provides a procedure to replace the high voltage battery cover.
TZ5 DCS2016-07-07. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. Service Campaign TZ5 – 2016 Sonata Plug-In Hybrid Distance to Empty Logic Update (TSB# 16-01-005) Hyundai Motor America is re-launching Service Campaign TZ5 to update the BCM & HCU software on certain 2016 Sonata Plug-In Hybrid vehicles. Service Campaign TZ5 provides a procedure to update the ECM software.
TZ4 DCSB2016-07-07. Service bulletin. ELECTRICAL SYSTEM:IGNITION. Additional VINs for Service Campaign TZ4 – 2016 Sonata Hybrid Ignition Coil Replacement (TSB# 16-01-003-1). Service Campaign TZ4 provides a procedure to replace the ignition coils.
16-01-0082016-06-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
16-01-005 (1)2016-06-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
16-01-003-12016-06-22. Service bulletin. ELECTRICAL SYSTEM:IGNITION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.