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TOYOTA

TSB000923

Manufacturer communications

Publication date
2023-02-09
Received by NHTSA
2023-05-01
NHTSA record numbers
10235216

Manufacturer summary

Original wording in English

TSB: Some 2014 ? 2020 model year Toyota vehicles may exhibit a hard start and/or MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?DTC P0171 and/or P0174 (System Too Lean Bank 1/Bank 2) ?DTC P0087 Fuel Rail / System Pressure ? Too Low Techstream data list analysis may reveal positive fuel trims including a no pressure condition verified by a manual fuel pressure gauge. Follow the Repair Procedure in this bulletin to address these conditions.

NHTSA manufacturer communications ↗

Reported code forms

P0087P0171P0174

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
ToyotaRAV42020
ToyotaRAV42019
ToyotaSEQUOIA2020
ToyotaSEQUOIA2019
ToyotaSEQUOIA2018
ToyotaSIENNA2020
ToyotaSIENNA2019
ToyotaSIENNA2018
ToyotaSIENNA2017
ToyotaTACOMA2020
ToyotaTACOMA2019
ToyotaTACOMA2018
ToyotaTACOMA2017
ToyotaTUNDRA2020
ToyotaTUNDRA2019
ToyotaTUNDRA2018
ToyotaYARIS2020
ToyotaYARIS2019

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