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Home >> Toyota >> 2025 >> GR86 Base, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (2 Of 6) >> SFI System >> DTC P0134: A/F / O2 Sensor Circuit No Activity Detected Bank 1 Sensor 1 [11/2021 - ] >> Caution / Notice / Hint
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Caution / Notice / Hint

HINT: 

After the faulty parts are repaired or replaced, perform the final check in Basic Diagnostic Procedure.

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ]