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Service bulletins for the 2018 Toyota Camry

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.

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

About P0300 on the 2018 Toyota Camry: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0300 are shown. Show all

Bulletins, newest first
T-SB-0010-24 Rev22025-07-10. Service bulletin. ELECTRICAL SYSTEM. Some 2021 – 2022 model year Avalon, 2018 – 2024 Camry, 2019 – 2025 model year Corolla, 2022 – 2025 model year Corolla Cross, and 2019 – 2025 model year RAV4 vehicles with A25A-FKS and M20A-FKS engines may have a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs) upon cold soak start up with engine coolant temperatures between 14°F – 41°F: •P030027 – Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold •P030000 – Random/Multiple Cylinder Misfire Detected •P030100 – Cylinder 1 Misfire Detected •P030200 – Cylinder 2 Misfire Detected •P030300 – Cylinder 3 Misfire Detected •P030400 – Cylinder 4 Misfire Detected
T-SB-0010-24 Rev12025-01-09. Service bulletin. STRUCTURE:BODY. Some 2021 – 2022 model year Avalon, 2018 – 2024 Camry, 2019 – 2025 model year Corolla, 2022 – 2025 model year Corolla Cross, and 2019 – 2025 model year RAV4 vehicles with A25A-FKS and M20A-FKS engines may have a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs) upon cold soak start up with engine coolant temperatures between 14°F – 41°F: •P030027 – Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold •P030000 – Random/Multiple Cylinder Misfire Detected •P030100 – Cylinder 1 Misfire Detected •P030200 – Cylinder 2 Misfire Detected •P030300 – Cylinder 3 Misfire Detected •P030400 – Cylinder 4 Misfire Detected
TSB0010242024-04-01. Service bulletin. ENGINE AND ENGINE COOLING. TSB: Some 2021 ? 2022 model year Avalon, 2018 ? 2024 Camry, and 2019 ? 2024 RAV4 vehicles with A25A-FKS engines may have a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs) upon cold soak start up with engine coolant temperatures between 14°F ? 41°F: ?P030027 ? Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold ?P030000 ? Random/Multiple Cylinder Misfire Detected ?P030100 ? Cylinder 1 Misfire Detected ?P030200 ? Cylinder 2 Misfire Detected ?P030300 ? Cylinder 3 Misfire Detected ?P030400 ? Cylinder 4 Misfire Detected Follow the Repair Procedure in this bulletin to address these conditions.
T-SB-0071-18 Rev2021-01-25. Service bulletin. ELECTRICAL SYSTEM. TSB: Some 2018 model year Camry and 2019 model year Avalon vehicles equipped with 2GR-FKS (V6) engines may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?P030000 ? Random/Multiple Cylinder Misfire Detected. ?P030027 ? Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold. ?P030085 ? Random/Multiple Cylinder Misfire Detected (Over Temperature) Signal Above Allowable Range. ?P030500 ? Cylinder 5 Misfire Detected. ?P030600 ? Cylinder 6 Misfire Detected. ?P160500 ? Rough Idling. Common characteristics when the misfire occurs are: ?High engine speed (5000 ? 6500 rpm). ?High engine load (100%+). ?Accelerator pedal position at 100%. 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.
T-SB-0071-18_Rev2019-03-18. Service bulletin. ELECTRICAL SYSTEM; ENGINE. TSB: REVISION NOTICE February 7, 2018 Rev1: ? Applicability has been updated to include 2019 model year Avalon vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. Some 2018 model year Camry and 2019 model year Avalon vehicles equipped with 2GR-FKS (V6) engines may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs). ? P030000 (Random/Multiple Cylinder Misfire Detected) ? P030027 (Random/Multiple Cylinder Misfire Detected [Emission] Signal Rate of Change Above Threshold) ? P030085 (Random/Multiple Cylinder Misfire Detected [Over Temperature] Signal Above Allowable Range) ? P030500 (Cylinder 5 Misfire Detected) ? P030600 (Cylinder 6 Misfire Detected) ? P160500 (Rough Idling) Common characteristics when the misfire occurs are: ? High engine speed (5000 ? 6500 rpm) ? High engine load (100%+) ? Accelerator pedal position at 100% 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.
T-SB-0071-182018-08-20. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. TSB: Some 2018 model year Camry vehicles equipped with 2GR-FKS (V6) engines may exhibit a MIL ?ON? condition with one or more of the following Diagnostic Trouble Codes (DTCs). ? P030000 (Random/Multiple Cylinder Misfire Detected) ? P030027 (Random/Multiple Cylinder Misfire Detected [Emission] Signal Rate of Change Above Threshold) ? P030085 (Random/Multiple Cylinder Misfire Detected [Over Temperature] Signal Above Allowable Range) ? P030500 (Cylinder 5 Misfire Detected) ? P030600 (Cylinder 6 Misfire Detected) ? P160500 (Rough Idling) Common characteristics when the misfire occurs are: ? High engine speed (5000 ? 6500 rpm) ? High engine load (100%+) ? Accelerator pedal position at 100% The Engine Control Module (ECM) 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.