DTC P2A03 Acura

Front Air Fuel Ratio (A F) Sensor (Bank 2, Sensor 1) Circuit Range Performance Problem

Front Air Fuel Ratio (A F) Sensor (Bank 2, Sensor 1) Circuit Range Performance Problem

Description

The front A F sensor (bank 2, sensor 1) output voltage is 2.55 V or less, or 4.50 V or more. The execution time is once per driving cycle and the duration time is 5.3 seconds or more.

Cause and Solution

Poor connections or loose terminals at the A F sensor (Sensor 1) and the PCM

Video Guide

Duration: PT4M6S | Uploaded: 2020-04-21

Diagnostic Info

  • DTC Code: P2A03
  • Brand: Acura
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