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Home › Acura › 2023 › Integra Base, Standard Trans › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnostics (P0533 - P08B7) › Troubleshooting › DTC P0721 (1.5L Engine) › Overview

DTC P0721 (1.5L Engine): Overview

If the output shaft (countershaft) speed sensor output is out of a specified range for a specified duration, PCM determines an abnormality and stores the DTC.