Service bulletins for the 2016 Toyota PRIUS
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.
302 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Electrical system are shown. Show all
| T-SB-0074-20 | 2020-09-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; EQUIPMENT; ELECTRICAL SYSTEM. TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid Vehicle; and 2020 model year Corolla Hybrid Vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes (DTCs) P0A80/P1AC000 and/or P0A7F/P1A8000 stored due to dust or debris buildup in the HV battery cooling fan and/or HV cooling filter. Follow the procedure in this bulletin to address this condition. |
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| T-SB-0074-20 | 2020-09-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid Vehicle; and 2020 model year Corolla Hybrid Vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes (DTCs) P0A80/P1AC000 and/or P0A7F/P1A8000 stored due to dust or debris buildup in the HV battery cooling fan and/or HV cooling filter. Follow the procedure in this bulletin to address this condition. |
| T-SB-0062-20 | 2020-08-03. Service bulletin. ELECTRICAL SYSTEM. TSB: Some 2004 ? 2020 model year Hybrid vehicles may exhibit an excessive buildup of dust, lint, or debris in the HV battery intake filter or cooling fan. The condition could reduce the efficiency of the HV battery cooling system. Perform the procedures outlined in this bulletin to address this condition. |
| T-SB-0024-20 | 2020-04-13. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0003-19. ?The Introduction and Software Update Information sections have been updated. Service Bulletin No. T-SB-0003-19 is obsolete and any printed versions should be discarded. Some 2016 model year vehicles equipped with Entune? Audio (version UU.11.13), Entune? Audio Plus (version EU.20.21), or Entune? Premium Audio (CU.20.22) or older may exhibit one or more of the following conditions: ?Bluetooth® audio information is missing from instrument cluster MID ?Long street names are not indicated when using turn-by-turn directions ?Abnormal navigation routing ?Toyota Park Assist Settings button displays in the Settings menu ?System is unable to call phone numbers with ?-? present in the number ?System is unable to send SMS via the Quick Message feature ?Abnormal Bluetooth® audio playback when inserting and removing the iPhone® USB cable from the USB port ?System is unable to play audio from iPhone® connected via USB when two phones are connected via Bluetooth® at the same time ?Browse button operates intermittently in Bluetooth® audio ?Screen flickers when switching between day and night modes ?Abnormal Pandora Internet Radio operation when switching between two iPhones ?Unit reboots intermittently ?Diagnostic Trouble Code (DTC) U1110 or B15E6 is present ?Diagnostic screen displays intermittently ?Weather Map is inoperative ??Unable to connect to server? displays when using voice recognition and searching for ?IHOP? ?Panoramic view monitor operates abnormally |
| K0P - Dealer Pac | 2020-03-30. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated |
| 19TE12 - DCM - D | 2020-03-30. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated.v |
| T-SB-0003-20 | 2020-02-18. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0279-17. ? The entire bulletin has been updated. Service Bulletin No. T-SB-0279-17 is obsolete and ANY printed versions should be discarded. Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 01013E), Entune? Audio Plus (version 010156 or 01015C), or Entune? Premium Audio (versions 010171, 010170, or 01017D) may exhibit one or more of the following conditions: ? Head unit reboots at a specific location ? Abnormal Destination Search app operation ? Rebooting caused by no songs on the USB-connected iPhone ? A one-time reboot after ignition is cycled to ACC-ON ? Audio stays muted after the key is cycled. Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 010144), Entune? Audio Plus (version 01015E), Entune? Premium Audio (version 010182), or earlier may exhibit one or more of the following conditions: ? Head unit reboots intermittently ? Half blank screen appears when on the maintenance screen and shifting to Reverse ? Screen freezes during an incoming phone call ? Incorrect time displays on the diagnostic menu ? Radio station information does not match radio station that is playing ? Abnormal playlist browsing operation ? Mute stays enabled after key cycle ? ?Search along my route? is inoperative ? Traffic data scales improperly ? Unit of measure is missing from distance to destination (showing ?11? instead of ?11mi?) ? MID compass does not match navigation screen when switching to North up ? Navigation does not match MID when switching from miles to kilometers ? Speed limit is blank on navigation screen ? Go button on VR screen is inoperative |
| 19TE12 - DCM - D | 2020-01-27. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Dealer Package: December 10, 2019 Vehicle total has decreased by approximately 1,100 vehicles. Vehicles were moved from Customer Support Program 19TE12 and added to Limited Service Campaign K0P. The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated. Note: Toyota has initiated a Limited Service Campaign and a Customer Support Program to resolve this issue related to the Safety Connect system. Both of these programs provide the same free remedy to correct this issue with Safety Connect. Toyota recommends that customers have the free remedy performed before reactivating Safety Connect. Vehicles that had an active Safety Connect subscription on or after 10/1/2017 were included in Limited Service Campaign LSC K0P. Vehicles that did not have an active Safety Connect subscription on or after 10/1/2017 but are affected by this condition are included in this Customer Support Program (19TE12). The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| K0P_Dealer Packa | 2020-01-27. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. Dealer Package: 12/10/2019 Vehicle total has increased by approximately 1,100 vehicles. Vehicles were moved from Customer Support Program 19TE12 and added to Limited Service Campaign K0P. The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated. |
| T-TT-0442-17_Rev | 2019-12-16. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after the initial trial period. Once the subscription has expired the DCM (Telematics Transceiver) will be in an inactive state. In some instances, a DCM may need to be replaced even though the customer is not using the service. If registration of the replacement DCM part is attempted using the Techstream utility after the account has become inactive, the registration will fail, and messages such as ?ATX webserver is Down? or ?ATX error? will be displayed. |
| 19TE12_Dealer Pa | 2019-12-16. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. Dealer Package: Opcodes are now available to submit a warranty claim on vehicles still under the New Vehicle Limited Warranty (3yrs/36,000 miles). The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated. Note: Toyota has initiated a Limited Service Campaign and a Customer Support Program to resolve this issue related to the Safety Connect system. Both of these programs provide the same free remedy to correct this issue with Safety Connect. Toyota recommends that customers have the free remedy performed before reactivating Safety Connect. Vehicles that had an active Safety Connect subscription on or after 10/1/2017 were included in Limited Service Campaign LSC K0P. Vehicles that did not have an active Safety Connect subscription on or after 10/1/2017 but are affected by this condition are included in this Customer Support Program (19TE12). |
| T-SB-0241-17_Rev | 2019-11-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM. TSB: REVISION NOTICE October 28, 2019 Rev1: ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. Some 2016 ? 2019 model year Prius vehicles equipped with a NiMH HV battery may exhibit one or both of the following conditions after repeated driving on long downhill slopes or while driving in high ambient temperatures, then turned off for approximately 1 ? 2 hours, and restarted: ? When accelerating from a stop or from extremely low speeds, the vehicle may have a reduction in power. ? The HV battery monitor on the multi-information display continually shows one bar, indicating that the battery State-Of-Charge (SOC) is at its lowest level. The Hybrid Control Computer (HV ECU) logic has been modified to reduce the possibility of these conditions. Follow the Repair Procedure in this bulletin to address these conditions condition. |
| T-TT-0574-19 | 2019-10-15. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. TT: Some customers may experience poor outgoing Bluetooth sound quality, this can occur for various reasons. Current multimedia systems are designed with the ability to adjust Bluetooth sound quality to compensate for echo or excessive background noise. |
| K0P_Dealer Packa | 2019-10-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Dealer Package: The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated. |
| K0P_Dealer Email | 2019-10-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Dealer Email: The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated. |
| K0P_Region Email | 2019-10-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Region Email: The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle coordinates if one of the system?s features is activated. |
| T-SB-0134-16-Rev | 2019-09-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ENGINE. TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have been updated. October 30, 2017 Rev1: ? Applicability has been updated to include 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0012-13. Service Bulletin No. T-SB-0012-13 is obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding. Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures described in individual Service Bulletins. This bulletin details the Techstream ECU flash reprogramming process and outlines use of the Technical Information System (TIS) and the Calibration Update Wizard (CUW). Flash calibration updates can only be applied to the vehicle/ECU combination for which they are intended. ECUs have internal security that will not allow them to be programmed with another ECU?s information. NOTE ECU is a Toyota term used to describe integrated computerized devices responsible for managing the operation of a system or subsystem. For the purposes of this bulletin, the term ?ECU? is used as a generic label for the following SAE J1930 standard references: ? Powertrain Control Module (PCM) ? Engine Control Module (ECM) ? Transmission Control Module (TCM) ? Any other Toyota specific control unit |
| J0R_Dealer Packa | 2019-05-13. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Dealer Packet: 04/16/2019 ? UIO quantities and production ranges have been updated to reflect added vehicles. The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes. |
| J0R_Region Lette | 2019-05-13. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SERVICE BRAKES. Region Letter: 04/16/2019 ? UIO quantities and production ranges have been updated to reflect added vehicles. ? Op codes to cover specific instances of ICS ECU failure during reprogramming have been included. The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes. |
| J0R_Dealer Email | 2019-05-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE; SERVICE BRAKES, AIR. Dealer Email: The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes. |
| J0R_Region Email | 2019-05-13. Service bulletin. SERVICE BRAKES; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Region Email: The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes. |
| J0R_Clearance Wa | 2019-05-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Technical Instructions: Update 4/9/2019: Note added on p. 5. TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN J0R INTELLIGENT CLEARANCE SONAR (ICS) SYSTEM REPROGRAM CERTAIN: 2018 CAMRY & CAMRY HYBRID 2016 ? 2018 PRIUS 2017 - 2018 PRIUS PRIME |
| T-TT-0484-18-Rev | 2019-03-25. Service bulletin. ELECTRICAL SYSTEM. TT: Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low. These settings may need to be reapplied any time the phone is paired to a new head unit, a phone update is applied, or the phone is un-paired and re-paired. |
| T-TT-0414-16-Rev | 2019-03-25. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ? Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone, or if they have restored their phone data/settings recently. |
| T-SB-0013-19 | 2019-02-19. Service bulletin. ELECTRICAL SYSTEM. TSB: Some 2016 - 2018 model year Prius and Tacoma, 2017 - 2018 model year Prius Prime and Sienna, and 2018 model year Camry and Camry Hybrid vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P261093 (ECM/PCM Engine Off Timer Performance No Operation) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.