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Acura DTC

Acura DTC P1174

Manufacture

Acura DTC

Code

P1174

Definition

Front Air Fuel Ratio (A F) Sensor (Bank 2, Sensor 1) Circuit Out of Range High

Description

A malfunction is detected when the front A F sensor (bank 2, sensor 1) output voltage is 4.7 V or more. The execution time is continuous and the duration time is 7 seconds or more. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.

Cause

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

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