2018 Toyota Avalon technical service bulletins
178 technical service bulletins and manufacturer communications cover the 2018 Toyota Avalon.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Condition in which a musty odor is present
- Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free
- The air conditioning dye injection tool kit has been developed to aid in identifying the location of air...
- Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical...
- To prevent brake rotor rust from forming during transportation and storage, wheel film will be used...
- The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix...
- Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal...
- Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad...
- Condition in which a musty odor is present
- This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for...
- Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal...
- This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life...
- DP: On November 28, 2023, a class action settlement of claims for certain airbag control units was finally...
- The air conditioning dye injection tool kit has been developed to aid in identifying the location of air...
- TT: A very small percentage of customers experience operational difficulties with some telematics features...
- Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN...
- The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master...
- TT: Some Model Year 2018-2023 vehicles equipped with A25A-FKS/FXS or M20A-FKS/FXS engines may display the...
- Hard start and/or MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?DTC...
- DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the...
- DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the...
- Condition in which a musty smell is present
- TT: Some Model Year 2018-2021 vehicles equipped with A25A-FKS/FXS or M20A-FKS/FXS engines may display the...
- Paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are...
- One or more of the following conditions: ?Head unit reboots at a specific location
- Obsolete notice
- One or more of the following conditions: ?Head unit reboots at a specific location
- TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a...
- TT: When customers have a concern about a discharged battery, no start, or general battery concern, the...
- TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire...
- POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground...
- TT: Vehicle has an abnormal noise condition when going over speed bumps or irregular roads
- TT: Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free
- TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone
- TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera,...
- Condition where the HVAC evaporator drain hose has become obstructed with an insect nest
- Updates to the 2014-2021 toyota universal flat rate manual
- Obsolete notice
- Toyota Safety Recall and Service Campaign
- TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a...
- Paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are...
- Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN...
- TT: HVAC drain tube is found to be blocked/clogged.
- Excessive buildup of dust, lint, or debris in the HV battery intake filter or cooling fan
- TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle...
- MIL ON condition with Diagnostic Trouble Codes (DTCs) P0A80/P1AC000 and/or P0A7F/P1A8000 stored due to...
- TT: The new DCA-8000 Diagnostic Charger may
- TT: The microphone circuit passes through the DCM before reaching the radio/navigation system
- TT: This bulletin includes basic procedures for performing a rescue charge on Ni-MH high voltage (HV)...
- TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within...
- Obsolete notice
- TT: Some customers who have upgraded their iPhone® to iOS13 are experiencing a condition where the...
- Supersession notice
- TT: Some vehicles may experience a ?New software is not compatible with the system.? Pop-up while...
- Vehicles may display evidence of a fluid leak or fluid seep from powertrain components
- TT: In certain cases of leaking air conditioning systems, the root
- Supersession notice
- Obsolete notice
- TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after...
- TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone
- TT: Some customers may experience poor outgoing Bluetooth sound quality, this can occur for various reasons
- Supersession notice
- Some 2009 ? 2019 model year Toyota vehicles with super chrome wheel finishes may become discolored and/or...
- Revision notice
- TT: The new 12V Battery Warranty Testers (DSS-5000 & DCA-8000) require certain information to generate a...
- Revision notice
- Safety Recall and Service Campaign
- TT: When adjusting the Forward Recognition Camera on vehicles with Toyota Safety Sense, it can be...
- Revision notice
- TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating...
- Squeak noise from the front stabilizer bushings
- Obsolete notice
- Revision notice
- Supersession notice
- Supersession notice
- Safety Recall and Service Campaign
- Revision notice
- TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active
- Revision notice
- Obsolete notice
- Revision notice
- Revision notice
- The purpose of this Service Bulletin is to elevate awareness and provide best practices for leather and...
- Supersession notice
- Some customers may complain of the inability to use certain functions of the navigation/infotainment...
- Revision notice
- Brake vibration due to improper lug nut torque
- Revision notice
- Vehicle replacement certification labels (the vinyl label installed on the driver door or door post) and...
- Revision notice
- An initialization procedure is required to activate the Entune App Suite Connect for Entune 3.0 Audio,...
- When a maintenance alert occurs, a message displays on the head unit with the "Call Dealer" button
- Some 2018 model year Avalon and Avalon HV vehicles have had the short pin removed at the assembly plant...
- 2018 Avalon/Avalon HV Pre-Delivery Service (PDS) Check Sheet
- Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers
- TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active
- TT: During previous air conditioning service, leakage prevention agent (A/C stop leak) may have been added...
- TT: Rev2 Some Customers may complain about a Hybrid Vehicle Battery cooling system warning message
- Hybrid vehicles are equipped with 2 types of batteries: ? Hybrid Vehicles (HV) battery
- Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery
- A battery in a stored vehicle is subject to conditions that can reduce its performance and life
- During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce...
- 2018 model year vehicles are equipped with driver?s side floor mat retaining clips to secure the floor mat...
- TT: This bulletin is regarding best practices when handling navigation systems that use Hard Disc Drive or...
- Some 2018 model year vehicles are equipped with a Smart Key system, which allows the customer to enter and...
- TT: Some Customers may complain about a Hybrid Vehicle Battery cooling system warning message
- Update on Technician Certification Requirements.
- Replacement vin plates.
- Product general information.
VIN decoder
See the problems and recalls for an exact car
Buying a used 2018 Toyota Avalon?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history