Fuel Odor From The High-Pressure Fuel Pump (T-SB-0008-23)

WARNING: This page is about the Highlander Hybrid LE, 2.5L Eng VIN A, which is a different variant/trim than selected.

Publication date: 2023-01-26
Reference number: T-SB-0008-23

FUEL ODOR FROM THE HIGH-PRESSURE FUEL PUMP

TECHNICAL SERVICE BULLETIN

Reference Number(s): T-SB-0008-23, Date of Issue: January 26, 2023

TOYOTA:	2019 - 2022 Avalon, RAV4, RAV4 HV; 2018 - 2022 Camry; 2017 - 2022 Highlander, Highlander HV; 2021 - 2022 RAV4 Prime, Sienna HV, Venza HV; 2017 - 2020 Sienna; 2016 - 2022 Tacoma
SERVICE CATEGORY:	Engine/Hybrid System
SECTION:	Fuel System
MARKET:	USA
COPYRIGHT:	© 2023 Toyota, USA License Agreement TMS1002

APPLICABILITY

YEAR(S)	MODEL(S)	ADDITIONAL INFORMATION
2019 - 2022	Avalon, RAV4, RAV4 HV
2018 - 2022	Camry
2017 - 2022	Highlander, Highlander HV
2021 - 2022	RAV4 Prime, Sienna HV, Venza HV
2017 - 2020	Sienna
2016 - 2022	Tacoma

INTRODUCTION

Some 2016 - 2022 model year Toyota vehicles equipped with a 2GR-FKS, 2GR-FXS, A25A-FKS, or A25A-FXS engine may exhibit fuel odor from the high-pressure fuel pump. Follow the procedures in this bulletin to address this condition.

PRODUCTION CHANGE INFORMATION

This bulletin applies to vehicles produced BEFORE the Production Change Effective Engine Numbers shown below.

PRODUCTION CHANGE INFORMATION

MODEL	ENGINE	PRODUCTION CHANGE EFFECTIVE ENGINE NUMBER
Highlander HV	2GR-FXS	2GR K919793
Avalon, Camry, Highlander, Sienna, Tacoma	2GR-FKS	2GR N386755 All engine serial numbers beginning with the number "7" are Pre-countermeasure All engine serial numbers beginning with the number "8" are Pre-countermeasure
		2GR G308774 All engine serial numbers beginning with the letter "F" are Pre-countermeasure
		2GR P565807 All engine serial numbers beginning with the letter "M" are Pre-countermeasure
Highlander HV, RAV4, RAV4 HV, RAV4 Prime, Sienna HV, Venza HV	A25A-FKS and A25A-FXS	A25A D670597
		A25A R710926
		A25A V357858
		A25A 0953303
		A25A 5647663
		A25A 0B33874
		A25A G694454
		A25A A865514
		A25A Y148080
		A25A K621174
		A25A N360071

WARRANTY INFORMATION

NOTE: Refer to Customer Service Program 23TE01 for warranty applicability and claim filing instructions.

PARTS INFORMATION

PART NUMBER	PART NAME	QTY
23101-0P010	Pump Assy, Fuel	1
23101-F0010
23101-0P020

INSPECTION PROCEDURE

Confirm the condition exists.
Does the vehicle exhibit a fuel odor from the engine bay?
- YES - Continue to step 2.
- NO - This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
Is the fuel odor identified at the high-pressure fuel pump?
- YES - Continue to the Repair Procedure .
- NO - This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.

REPAIR PROCEDURE

Remove the high-pressure fuel pump.
NOTE:
- The intake manifold does NOT need to be removed to access the high-pressure fuel pump.
- Vehicles equipped with a 2GR engine require removal of the surge tank assembly ONLY.
- Removal of the coolant bypass hoses to the throttle body is not required. Remove the throttle body from the surge tank and lay it to the side.
Refer to TIS, applicable model and model year Repair Manual:
- 2019/2020/2021/2022 Avalon:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2018/2019/2020/2021/2022 Camry:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2017/2018/2019/2020/2021/2022 Highlander:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2017/2018/2019 Highlander HV:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump(for High Pressure): Removal"
- 2020/2021/2022 Highlander HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2019/2020/2021/2022 RAV4:
  Engine/Hybrid System - Fuel System - "A25A-FKS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2019/2020/2021/2022 RAV4 HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2021/2022 RAV4 Prime:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2017/2018/2019/2020 Sienna:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump(for High Pressure): Removal"
- 2021/2022 Sienna HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Removal"
- 2016/2017/2018/2019/2020/2021/2022 Tacoma:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump(for High Pressure): Removal"
- 2021/2022 Venza HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Removal"
Install the NEW high-pressure fuel pump.
Refer to TIS, applicable model and model year Repair Manual:
- 2019/2020/2021/2022 Avalon:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2018/2019/2020/2021/2022 Camry:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2017/2018/2019 Highlander:
  Engine/Hybrid System - Fuel System - "2GR-FKS Fuel: Fuel Pump(for High Pressure): Installation"
- 2020/2021/2022 Highlander:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2017/2018/2019 Highlander HV:
  Engine/Hybrid System - Fuel System - "2GR-FXS Fuel: Fuel Pump(for High Pressure): Installation"
- 2020/2021/2022 Highlander HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2019/2020/2021/2022 RAV4:
  Engine/Hybrid System - Fuel System - "A25A-FKS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2019/2020/2021/2022 RAV4 HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2021/2022 RAV4 Prime:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2017/2018/2019/2020 Sienna:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump(for High Pressure): Installation"
- 2021/2022 Sienna HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Installation"
- 2016/2017/2018/2019/2020/2021/2022 Tacoma:
  Engine/Hybrid System - Fuel System - "2GR-FKS (Fuel): Fuel Pump(for High Pressure): Installation"
- 2021/2022 Venza HV:
  Engine/Hybrid System - Fuel System - "A25A-FXS (Fuel): Fuel Pump (for High Pressure): Installation"
Confirm the condition is no longer present.